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Scheelite: History, Culture & Applications

Scheelite is a calcium tungstate mineral with the chemical formula CaWO4. It is an important ore of tungsten (wolfram). Scheelite is originally named after Swedish chemist Carl Wilhelm Scheele (1742–1786). Well-formed crystals are sought by collectors and are occasionally fashioned into gemstones when suitably free of flaws. Scheelite has been…

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Scheelite topic overview

The analysis highlights History, Culture and Applications as prominent areas in the source structure around Scheelite.

Related topics
95
Source areas
7
Connected nodes
102
Extracted relationships
100
Concept neighborhoods
17
Bridge connections
102

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Occurrence · 38 topics
Overview · 23 topics
Properties · 18 topics
Synthetics · 7 topics
Applications · 5 topics
History · 3 topics
In popular culture · 1 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Birefringence
δ = 0.017
Category
Tungstate mineral
Cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Color
Colorless, white, gray, dark brown, brown, tan, pale yellow, yellow-orange, golden yellow, pale shades of orange, red, green, etc.; colorless in transmitted light and may be com…
Crystal class
Dipyramidal (4/m) H-M symbol: (4/m)
Crystal habit
Pseudo-octahedra, massive, columnar, granular

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Properties

Occurrence

History

Synthetics

Applications

In popular culture

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Scheelite connects Entity context

The extracted context around Scheelite shows recurring relationship patterns in the source. For example, Scheelite → Arizona, At Trumbull, Australia, Brazil, Caldbeck Fells, Central Otago, China, Connecticut, Cumbria, Currais Novos, Czech Republic, Cínovec, Dead Horse Creek, Dragoon Mountains, Fine, Giant Mountains, Glenorchy, Guttannen, It, Japan Another extracted example is Scheelite → Aside, Colors, Czech Republic, Cínovec, Druzes, Gems, Its, Scheelite's, These, Transparency, Twinning. Use these groups to spot repeated connection types before inspecting the individual relationships.

Scheelite

Top relations

related to Occurrence · 39
Scheelite → Arizona, At Trumbull, Australia, Brazil, Caldbeck Fells, Central Otago, China, Connecticut, Cumbria, Currais Novos, Czech Republic, Cínovec, Dead Horse Creek, Dragoon Mountains, Fine, Giant Mountains, Glenorchy, Guttannen, It, Japan
related to Properties · 11
Scheelite → Aside, Colors, Czech Republic, Cínovec, Druzes, Gems, Its, Scheelite's, These, Transparency, Twinning
related to history · 8
Scheelite → Carl Wilhelm Scheele, Dalarna, Mount Bispbergs, Owing, Sweden, Swedes, Säter, The
has application · 7
Scheelite → CRTs, Cryogenic Rare Event Search, In, It, Superconducting Thermometers, The, X-ray
related to Synthetics · 6
Scheelite → Conversely, Distinctly, Gemologists, Natural, Synthetic, The
related to In popular culture · 2
Scheelite → Dr, Stone
Birefringence · 1
Scheelite → δ = 0.017
Category · 1
Scheelite → Tungstate mineral
Cleavage · 1
Scheelite → On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Color · 1
Scheelite → Colorless, white, gray, dark brown, brown, tan, pale yellow, yellow-orange, golden yellow, pale shades of orange, red, green, etc.; colorless in transmitted light and may be com…

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

may used also mineral calcium yellow tungstate occasionally white crystals high material diamond crystal tungsten synthetic stone chemical dark golden

Scheelite relationships Subject–Predicate–Object triples

TTTA extracted 100 structured relationships around Scheelite. Examples in this analysis include Scheelite → Birefringence → δ = 0.017 and Scheelite → Category → Tungstate mineral. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
ScheeliteBirefringenceδ = 0.0171.00infobox
ScheeliteCategoryTungstate mineral1.00infobox
ScheeliteCleavageOn {101}, distinct; on {112}, interrupted; on {001}, indistinct1.00infobox
ScheeliteColorColorless, white, gray, dark brown, brown, tan, pale yellow, yellow-orange, golden yellow, pale shades of orange, red, green, etc.; colorless in transmitted light and may be com…1.00infobox
ScheeliteCrystal classDipyramidal (4/m) H-M symbol: (4/m)1.00infobox
ScheeliteCrystal habitPseudo-octahedra, massive, columnar, granular1.00infobox
ScheeliteCrystal systemTetragonal1.00infobox
ScheeliteDiaphaneityTransparent to opaque1.00infobox
ScheeliteFormulaCaWO41.00infobox
ScheeliteFractureSubconchoidal to uneven1.00infobox
ScheeliteFusibilityWith difficulty1.00infobox
ScheeliteIMA symbolSch1.00infobox
ScheeliteLusterVitreous to adamantine1.00infobox
ScheeliteMohs scale hardness4.5–51.00infobox
ScheeliteOptical propertiesUniaxial (+)1.00infobox
ScheeliteOther characteristicsFluorescence under short-wave UV is bright blue, bluish white to yellow. Specimens with more molybdenum tend to fluoresce white to yellow, similar to powellite. Occasionally, it…1.00infobox
ScheelitePleochroismDefinite dichroic in yellow (yellow to orange-brown)1.00infobox
ScheeliteRefractive indexnω = 1.918–1.921, nε = 1.935–1.9381.00infobox
ScheeliteSolubilitySoluble in alkalis. Insoluble in acids1.00infobox
ScheeliteSpace groupI41/a1.00infobox
ScheeliteSpecific gravity5.9–6.11.00infobox
ScheeliteStreakWhite1.00infobox
ScheeliteStrunz classification7.GA.051.00infobox
ScheeliteTenacityBrittle1.00infobox
ScheeliteTwinningCommon, penetration and contact twins, composition plane {110} or {001}1.00infobox
ScheeliteUnit cella = 5.2429(3), Å c = 11.3737(6) Å; Z = 41.00infobox
Scheeliteis acalcium tungstate mineral with the chemical formula CaWO40.90text

Related concept clusters Concept neighborhoods

The concept neighborhoods around Scheelite bring nearby vocabulary together. In this analysis, examples include May, Used and Synthetic. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Scheelite
    • May
    • Used
    • Synthetic
    • Natural
    • Material
    • Mineral
    • Also
    • Carl
    • Named
    • Scheele
    • Wilhelm
    • Diamond
  • scheelite
    • May
    • Used
    • Synthetic
    • Natural
    • Material
    • Mineral
    • Also
    • Carl
    • Named
    • Scheele
    • Wilhelm
    • Diamond
  • chemical formula
    • Cawo4
    • Properties
    • Tungstate
    • Mineral
    • Formula
    • References
    • Tetragonal
    • Yellow-orange
    • Dark
    • Golden
    • Green
    • Light
  • mineral
    • Cawo4
    • Formula
    • Light
    • Tungstate
    • White
    • Properties
    • Chemical
    • References
    • Tetragonal
    • Yellow-orange
    • Dark
    • Golden
  • crystal system
    • References
    • Tetragonal
    • Pseudo-octahedra
    • Transparent
    • Properties
    • Formula
    • May
    • Yellow-orange
    • Dark
    • Golden
    • Green
    • Light
  • properties
    • References
    • Tetragonal
    • Yellow-orange
    • Dark
    • Golden
    • Green
    • Light
    • Pseudo-octahedra
    • Transparent
    • Crystal
    • Tungstate
    • White
  • visible light
    • Mineral
    • Properties
    • References
    • Tetragonal
    • Yellow-orange
    • Pseudo-octahedra
    • Transparent
    • Tungstate
    • White
    • Yellow
    • May
    • Scheelite
  • crystals
    • References
    • Tetragonal
    • Golden
    • Pseudo-octahedra
    • Crystal
    • Occasionally
    • Also
    • Scheelite

Connections between topic areas Semantic bridges

For Scheelite, one of the stronger structural bridges in this analysis connects Scheelite with Occurrence. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Scheelite — Occurrence · splits 64 ⟂ 39
Scheelite — Overview · splits 79 ⟂ 24
Scheelite — Properties · splits 84 ⟂ 19
Scheelite — Synthetics · splits 95 ⟂ 8
Scheelite — Applications · splits 97 ⟂ 6
Scheelite — History · splits 99 ⟂ 4

Map overview Semantic statistics

Scheelite

Nodes103
Edges102
Triples100
Avg. degree1.98
Density0.019417
Components1

Source & methodology

TTTA analyzes the structure around Scheelite to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Culture & Applications, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Scheelite · EN edition · Analysis: TopicsToTalkAbout

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