{ "model": { "rank": 6261, "code": "thing-q284256", "model_id": "vr.tr.crystallization", "name": "crystallization", "purpose": "Let an agent explain crystallisation, relay mechanisms, methods and applications from chemistry, materials and geology sources, describe the named forms and flag the misfiled alias, and distinguish crystallisation from precipitation of amorphous solids, solidification of glasses, evaporation alone and hydrothermal liquefaction.", "family": "Thing Registry", "category": "Activities and processes", "status": "research-draft", "kind": "thing", "plane": "ACT", "domain": "ACT.ACT", "industry": "", "version": "", "url": "/models/thing/q284256/", "tier": 2, "score": 61, "payload": { "layer": "wikidata", "aliases": [ "recrystallization", "Hydrothermal synthesis", "microcrystallization", "fractional crystallization", "crystallization of polymers", "Hydrothermal liquefaction", "hydrothermal carbonization" ], "aliasCount": 7, "merged": 7, "knownIn": 61, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": "vr.tr.crystallization", "source": { "dataset": "wikidata", "item": "Q284256", "url": "https://www.wikidata.org/wiki/Q284256", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-13T23:00:42Z", "providers": [ "Claude" ], "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify", "pass": 2, "wave": 4, "engine": "claude" }, "metaModel": { "id": "THING-Q284256", "registryId": "vr.tr.crystallization", "name": "crystallization", "version": "0.2.0-wave.4", "entryKind": "thing", "family": "Thing Registry", "domain": [ "ACT.ACT" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q284256/", "model": { "registry_id": "vr.tr.crystallization", "name": "crystallization", "purpose": "Let an agent explain crystallisation, relay mechanisms, methods and applications from chemistry, materials and geology sources, describe the named forms and flag the misfiled alias, and distinguish crystallisation from precipitation of amorphous solids, solidification of glasses, evaporation alone and hydrothermal liquefaction.", "definition": "The process by which atoms or molecules arrange into an ordered crystal structure, from a solution, melt or vapour, through nucleation and crystal growth, used as a purification method in chemistry through recrystallisation, as a separation method in fractional crystallisation of mixtures and magmas, in microcrystallisation for small samples, in hydrothermal synthesis of crystals from hot aqueous solutions under pressure, and in the partial crystallisation of polymers; the registry alias hydrothermal liquefaction names a process converting wet biomass into bio-crude oil, which is not crystallisation and appears misfiled. Crystallisation also occurs naturally in minerals, snowflakes and kidney stones.", "what_it_is_for": "Forming, purifying and separating crystalline solids.", "affordances": [ "explain nucleation and growth", "relay laboratory and industrial methods", "describe named forms", "flag misfiled aliases" ], "distinguishing_features": [ "Ordered structure", "Nucleation", "Purification power", "Natural and industrial" ], "appearance": "Crystals forming in solutions, melts or rocks, from sugar crystals to snowflakes.", "visual_identification": [ "Formation of ordered crystals", "Recrystallisation, hydrothermal synthesis, microcrystallisation, fractional crystallisation, crystallisation of polymers, hydrothermal liquefaction", "Amorphous precipitation lacks order; glass solidifies without crystals; evaporation removes solvent; hydrothermal liquefaction makes bio-crude" ], "physical_properties": [ { "quantity": "stages", "typical_range": "nucleation and growth", "unit": "note", "note": "" }, { "quantity": "driving force", "typical_range": "supersaturation or supercooling", "unit": "note", "note": "" }, { "quantity": "Bowen s reaction series", "typical_range": "1928", "unit": "year", "note": "fractional crystallisation of magma" } ], "families_and_kinds": [ "solution crystallisation", "melt crystallisation", "recrystallisation", "fractional crystallisation", "hydrothermal crystal growth", "polymer crystallisation" ], "related_models": [ { "relation": "is a kind of", "target": "separation process", "why": "in registry terms" }, { "relation": "includes", "target": "recrystallization (chemistry)", "why": "" }, { "relation": "produces", "target": "crystal", "why": "" }, { "relation": "is contrasted with", "target": "hydrothermal liquefaction", "why": "misfiled alias" } ], "identifiers": [], "standards_and_regulation": [ "Pharmacopoeia requirements on polymorphs", "Process safety rules for industrial crystallisers" ], "failure_modes_and_hazards": [ "Uncontrolled polymorph formation in drugs", "Scaling and fouling", "Misfiled biomass process alias" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "understand", "name": "Understand", "description": "What crystallisation is.", "rationale": "Science.", "layers": [ { "id": "definition", "name": "Definition", "description": "Definition.", "findings": [ { "id": "definition-finding", "name": "Definition", "description": "Definition.", "questions": [ { "text": "What is crystallisation, and how does it differ from amorphous precipitation, glass formation, evaporation and hydrothermal liquefaction?", "kind": "definition" }, { "text": "Is the question about lab purification, industry, geology or everyday crystals?", "kind": "boundary" } ] } ] }, { "id": "forms", "name": "Forms", "description": "Named forms.", "findings": [ { "id": "forms-finding", "name": "Forms", "description": "Forms.", "questions": [ { "text": "What are recrystallisation, microcrystallisation, fractional crystallisation, hydrothermal synthesis and polymer crystallisation?", "kind": "definition" }, { "text": "Which entry fits the specific form?", "kind": "action" } ] } ] } ] }, { "id": "science", "name": "Science", "description": "Mechanisms.", "rationale": "Science.", "layers": [ { "id": "nucleation", "name": "Nucleation", "description": "Nucleation.", "findings": [ { "id": "nucleation-finding", "name": "Nucleation", "description": "Nucleation.", "questions": [ { "text": "How do nucleation and supersaturation control crystal formation?", "kind": "provenance" }, { "text": "Which references are standard?", "kind": "provenance" } ] } ] }, { "id": "polymorphs", "name": "Polymorphs", "description": "Polymorphism.", "findings": [ { "id": "polymorphs-finding", "name": "Polymorphs", "description": "Polymorphs.", "questions": [ { "text": "Why do polymorphs matter for drugs, as in the ritonavir case?", "kind": "provenance" }, { "text": "Which sources are cited?", "kind": "provenance" } ] } ] } ] }, { "id": "methods", "name": "Methods", "description": "Methods.", "rationale": "Regulation.", "layers": [ { "id": "lab", "name": "Laboratory", "description": "Recrystallisation.", "findings": [ { "id": "lab-finding", "name": "Laboratory", "description": "Laboratory.", "questions": [ { "text": "How does recrystallisation purify solids?", "kind": "provenance" }, { "text": "Which entry fits recrystallization (chemistry)?", "kind": "action" } ] } ] }, { "id": "industry", "name": "Industry", "description": "Industrial crystallisers.", "findings": [ { "id": "industry-finding", "name": "Industry", "description": "Industry.", "questions": [ { "text": "How are sugar and salt crystallised industrially?", "kind": "provenance" }, { "text": "Which entry fits sugar refinery?", "kind": "action" } ] } ] } ] }, { "id": "context", "name": "Context", "description": "Nature.", "rationale": "Context.", "layers": [ { "id": "magma", "name": "Magma", "description": "Magma crystallisation.", "findings": [ { "id": "magma-finding", "name": "Magma", "description": "Magma.", "questions": [ { "text": "How does fractional crystallisation shape igneous rocks?", "kind": "provenance" }, { "text": "Which entry fits Bowen s reaction series?", "kind": "action" } ] } ] }, { "id": "snow", "name": "Snow", "description": "Snowflakes.", "findings": [ { "id": "snow-finding", "name": "Snow", "description": "Snow.", "questions": [ { "text": "How do snowflakes crystallise from vapour?", "kind": "provenance" }, { "text": "Which entry fits snowflake?", "kind": "action" } ] } ] } ] } ] }, "openQuestions": [ "The registry alias hydrothermal liquefaction should be moved to biofuel entries", "Should fractional crystallisation be a separate entry?", "How should crystallography references be linked?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "abstract concept", "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.", "facetsInferred": true, "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.", "purpose": "Give an agent a durable, checkable way to recognise a crystallization, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent explain crystallisation, relay mechanisms, methods and applications from chemistry, materials and geology sources, describe the named forms and flag the misfiled alias, and distinguish crystallisation from precipitation of amorphous solids, solidification of glasses, evaporation alone and hydrothermal liquefaction.", "characteristics": { "substance": "activity", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: recrystallization, Hydrothermal synthesis, microcrystallization, fractional crystallization, crystallization of polymers, Hydrothermal liquefaction, hydrothermal carbonization.", "7 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 61 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is." ], "openQuestionsForResearch": [ "Which of the bundles below does a real task actually need, and which are ceremony?", "What does this thing have that the facets do not capture at all?", "Which neighbouring kind is most often confused with a crystallization, and on what evidence are they told apart?" ], "whatItIsMadeOf": "something that happens over time", "physicalCharacter": [ "Does nothing on its own; everything it does, something else did to it.", "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing." ], "whatCanBeDoneWithIt": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about." ], "relatedModels": [ { "relation": "covers", "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.", "targets": [ "recrystallization", "Hydrothermal synthesis", "microcrystallization", "fractional crystallization", "crystallization of polymers", "Hydrothermal liquefaction", "hydrothermal carbonization" ] } ], "standing": "Described in 61 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 7 finer distinctions are held inside this entry as names rather than as separate models.", "structure": { "bundles": [ { "id": "identity-and-classification", "name": "Identity, naming and classification", "description": "How an agent tells one crystallization from another, and a crystallization from things that resemble it.", "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.", "layers": [ { "id": "naming-and-identifiers", "name": "Names and identifiers", "description": "The names this thing goes by and the identifiers that survive translation and time.", "findings": [ { "id": "preferred-name-and-aliases", "name": "Preferred name, aliases and local names", "description": "Which name to use, which names mean the same thing, and which merely sound similar.", "questions": [ { "id": "preferred-name-and-aliases-q01", "text": "What identifies and describes the name of a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "preferred-name-and-aliases-q02", "text": "Who or what asserted this about the name of a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "preferred-name-and-aliases-q03", "text": "What may an agent decide or do once the name of a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "stable-identifiers", "name": "Stable identifiers and external keys", "description": "Identifiers that keep pointing at this kind of thing across systems and languages.", "questions": [ { "id": "stable-identifiers-q01", "text": "What identifies and describes an identifier for a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stable-identifiers-q02", "text": "Who or what asserted this about an identifier for a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stable-identifiers-q03", "text": "What may an agent decide or do once an identifier for a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "classification-and-granularity", "name": "Classification and granularity", "description": "Where a crystallization sits among kinds, and how finely a task needs to cut it.", "findings": [ { "id": "kind-and-parents", "name": "Kind, parents and neighbouring kinds", "description": "The classes this thing belongs to and the ones it is next to.", "questions": [ { "id": "kind-and-parents-q01", "text": "What identifies and describes the kind of a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "kind-and-parents-q02", "text": "Who or what asserted this about the kind of a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "kind-and-parents-q03", "text": "What may an agent decide or do once the kind of a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "distinguishing-features", "name": "Distinguishing features", "description": "What separates a crystallization from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "distinguishing-features-q02", "text": "Who or what asserted this about what distinguishes a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "distinguishing-features-q03", "text": "What may an agent decide or do once what distinguishes a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "state-and-lifecycle", "name": "State and lifecycle", "description": "The states a crystallization passes through and the events that move it between them.", "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.", "layers": [ { "id": "lifecycle-stages", "name": "Lifecycle stages", "description": "From coming into existence to ceasing to be one of these.", "findings": [ { "id": "stages-and-transitions", "name": "Stages and transitions", "description": "The stages worth naming and what moves a crystallization between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stages-and-transitions-q02", "text": "Who or what asserted this about the lifecycle of a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stages-and-transitions-q03", "text": "What may an agent decide or do once the lifecycle of a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "observations-and-status", "name": "Observations and current status", "description": "What is observed about a crystallization, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a crystallization is recorded so that it can be superseded rather than overwritten.", "questions": [ { "id": "observation-record-q01", "text": "What identifies and describes an observation of a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "observation-record-q02", "text": "Who or what asserted this about an observation of a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "observation-record-q03", "text": "What may an agent decide or do once an observation of a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "process-and-outcome", "name": "Process, inputs and outcome", "description": "How a crystallization proceeds, what it needs and what it leaves behind.", "rationale": "An activity is known by its steps and its results, and both have to be recordable while it is still running.", "layers": [ { "id": "steps-and-sequence", "name": "Steps and sequence", "description": "The steps of a crystallization, their order and what may run in parallel.", "findings": [ { "id": "steps-and-preconditions", "name": "Steps, preconditions and completion", "description": "What has to be true before each step of a crystallization and what marks it done.", "questions": [ { "id": "steps-and-preconditions-q01", "text": "What identifies and describes a step of a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "steps-and-preconditions-q02", "text": "Who or what asserted this about a step of a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "steps-and-preconditions-q03", "text": "What may an agent decide or do once a step of a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "inputs-and-results", "name": "Inputs, resources and results", "description": "What a crystallization consumes and what it produces.", "findings": [ { "id": "inputs-and-outputs", "name": "Inputs, outputs and side effects", "description": "The resources a crystallization takes and the results it leaves, wanted or not.", "questions": [ { "id": "inputs-and-outputs-q01", "text": "What identifies and describes the inputs and results of a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "inputs-and-outputs-q02", "text": "Who or what asserted this about the inputs and results of a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "inputs-and-outputs-q03", "text": "What may an agent decide or do once the inputs and results of a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "definitions-in-contest", "name": "Definitions and who holds them", "description": "What crystallization is taken to mean, and by whom.", "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.", "layers": [ { "id": "competing-definitions", "name": "Competing definitions", "description": "The main readings and the traditions behind them.", "findings": [ { "id": "definition-map", "name": "Definitions and their holders", "description": "Each definition with the school or body that holds it.", "questions": [ { "id": "definition-map-q01", "text": "Which definitions of crystallization are in use, and which tradition or body holds each?", "kind": "definition" }, { "id": "definition-map-q02", "text": "What turns on the difference between them in practice?", "kind": "boundary" } ] } ] }, { "id": "operationalisation", "name": "Operationalisation", "description": "How it is measured or applied when it has to be.", "findings": [ { "id": "operational-record", "name": "Measures and proxies", "description": "Instruments and indicators used to stand in for it.", "questions": [ { "id": "operational-record-q01", "text": "How is crystallization operationalised or measured in practice, and by what instrument?", "kind": "measurement" }, { "id": "operational-record-q02", "text": "What does that operationalisation leave out, and when does that matter?", "kind": "boundary" } ] } ] } ] }, { "id": "instances-and-use", "name": "Instances, use and consequence", "description": "What counts as an instance of crystallization and what follows from calling something that.", "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.", "layers": [ { "id": "instances", "name": "What counts as an instance", "description": "Clear cases, borderline cases and non-cases.", "findings": [ { "id": "instance-tests", "name": "Tests for an instance", "description": "What would settle whether something falls under it.", "questions": [ { "id": "instance-tests-q01", "text": "What would settle whether something is an instance of crystallization?", "kind": "boundary" }, { "id": "instance-tests-q02", "text": "Which borderline cases are argued about, and on what grounds?", "kind": "definition" } ] } ] }, { "id": "consequence", "name": "Consequence of application", "description": "Rights, duties or decisions that follow from the label.", "findings": [ { "id": "consequence-record", "name": "What the label licenses", "description": "What an agent may do once something is classified this way.", "questions": [ { "id": "consequence-record-q01", "text": "What follows practically once something is treated as crystallization?", "kind": "action" }, { "id": "consequence-record-q02", "text": "What must an agent not infer from the label alone?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a crystallization came from and when it held.", "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.", "layers": [ { "id": "source-and-authority", "name": "Source and authority", "description": "Who said it, on what evidence, and how strongly.", "findings": [ { "id": "claim-provenance", "name": "Claim provenance and confidence", "description": "The authority behind each claim about a crystallization and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "claim-provenance-q02", "text": "Who or what asserted this about a claim about a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "claim-provenance-q03", "text": "What may an agent decide or do once a claim about a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "time-and-versions", "name": "Time, versions and supersession", "description": "When a claim was true, when it was learnt, and what replaced it.", "findings": [ { "id": "validity-and-supersession", "name": "Validity period and supersession", "description": "How an old claim about a crystallization is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a crystallization, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "validity-and-supersession-q02", "text": "Who or what asserted this about the validity of a claim about a crystallization, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "validity-and-supersession-q03", "text": "What may an agent decide or do once the validity of a claim about a crystallization is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 6, "layers": 12, "findings": 14, "questions": 38 } } } }