Fayalite

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Fayalite topic overview

The analysis highlights Overview, Related Topics and Entities as prominent areas in the source structure around Fayalite.

Related topics: 35
Source areas: 1
Connected nodes: 36
Extracted relationships: 30
Concept neighborhoods: 14
Bridge connections: 36

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.

Overview · 35 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.

2V angle: Measured: 74° to 47°, calculated: 54° to 66°
Birefringence: δ = 0.042–0.051
Category: Nesosilicate
Cleavage: {010} moderate, {100} imperfect
Color: Greenish yellow, yellow-brown, brown; pale yellow to amber in thin section
Crystal class: Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m)

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

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 Fayalite connects Entity context

The extracted context around Fayalite shows recurring relationship patterns in the source. For example, Fayalite → Measured: 74° to 47°, calculated: 54° to 66° Another extracted example is Fayalite → δ = 0.042–0.051. Use these groups to spot repeated connection types before inspecting the individual relationships.

Top relations

2V angle · 1

Fayalite → Measured: 74° to 47°, calculated: 54° to 66°

Birefringence · 1

Fayalite → δ = 0.042–0.051

Category · 1

Fayalite → Nesosilicate

Cleavage · 1

Fayalite → {010} moderate, {100} imperfect

Color · 1

Fayalite → Greenish yellow, yellow-brown, brown; pale yellow to amber in thin section

Crystal class · 1

Fayalite → Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m)

Crystal habit · 1

Fayalite → Commonly granular, compact, or massive

Crystal system · 1

Fayalite → Orthorhombic

Diaphaneity · 1

Fayalite → Transparent

Formula · 1

Fayalite → Fe2SiO4

Important terminology

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

Important terminology

olivine also quartz forsterite oxygen rocks pressures reaction pressure used commonly series minerals iron igneous volcanic plutonic fugacity orthorhombic iron-rich

Fayalite relationships Subject–Predicate–Object triples

TTTA extracted 30 structured relationships around Fayalite. Examples in this analysis include Fayalite → 2V angle → Measured: 74° to 47°, calculated: 54° to 66° and Fayalite → Birefringence → δ = 0.042–0.051. The table shows each extracted connection, where it came from and its confidence.

Subject	Predicate	Object	Confidence	Src
Fayalite	2V angle	Measured: 74° to 47°, calculated: 54° to 66°	1.00	infobox
Fayalite	Birefringence	δ = 0.042–0.051	1.00	infobox
Fayalite	Category	Nesosilicate	1.00	infobox
Fayalite	Cleavage	{010} moderate, {100} imperfect	1.00	infobox
Fayalite	Color	Greenish yellow, yellow-brown, brown; pale yellow to amber in thin section	1.00	infobox
Fayalite	Crystal class	Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m)	1.00	infobox
Fayalite	Crystal habit	Commonly granular, compact, or massive	1.00	infobox
Fayalite	Crystal system	Orthorhombic	1.00	infobox
Fayalite	Diaphaneity	Transparent	1.00	infobox
Fayalite	Formula	Fe2SiO4	1.00	infobox
Fayalite	Formula mass	203.771 g·mol−1	1.00	infobox
Fayalite	Fracture	Conchoidal	1.00	infobox
Fayalite	IMA symbol	Fa	1.00	infobox
Fayalite	Luster	Vitreous to resinous on fractures	1.00	infobox
Fayalite	Mohs scale hardness	6.5–7.0	1.00	infobox
Fayalite	Optical properties	Biaxial (−)	1.00	infobox
Fayalite	Pleochroism	Faint	1.00	infobox
Fayalite	Refractive index	nα = 1.731–1.824, nβ = 1.760–1.864, nγ = 1.773–1.875	1.00	infobox
Fayalite	Space group	Pbnm (no. 62)	1.00	infobox
Fayalite	Specific gravity	4.392	1.00	infobox
Fayalite	Streak	White	1.00	infobox
Fayalite	Strunz classification	9.AC.05	1.00	infobox
Fayalite	Twinning	On ; also on , as trillings	1.00	infobox
Fayalite	Unit cell	a = 4.8211, b = 10.4779 c = 6.0889 [Å]; Z = 4	1.00	infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around Fayalite bring nearby vocabulary together. In this analysis, examples include Olivine, Also and Minerals. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

Fayalite
- Olivine
- Also
- Minerals
- Series
- Forsterite
- Quartz
- Ahrensite
- Cell
- Common
- End-member
- Group
- Iron-rich
fayalite
- Olivine
- Also
- Minerals
- Series
- Forsterite
- Quartz
- Ahrensite
- Cell
- Common
- End-member
- Group
- Iron-rich
olivine group
- Orthorhombic
- Pbnm
- Space
- System
- Quartz
- Series
- Cell
- Common
- Iron
- Minerals
- Rich
- Pressures
igneous
- Assemblages
- Calculate
- Fugacity
- Iron
- Plutonic
- Rich
- Volcanic
- Oxygen
- Rocks
- Used
- Quartz
- Olivine
quartz
- Pressures
- Reaction
- Assemblages
- Calculate
- Rich
- Stable
- Volcanic
- Oxygen
- Pressure
- Rocks
- Used
volcanic
- Plutonic
- Rocks
- Common
- Igneous
- Iron
- Rich
- Commonly
- Quartz
- Olivine
end-member
- Series
- Cell
- Fa
- Iron-rich
- Olivine
- Forsterite
- Also
- Fayalite
iron
- Quartz
- Igneous
- Plutonic
- Rich
- Volcanic
- Olivine
- Rocks

Connections between topic areas Semantic bridges

Bridges highlight paths between different parts of the Fayalite map and can reveal research angles that are easy to miss in a flat list.

Min side: 3

Map overview Semantic statistics

Fayalite

Nodes37

Edges36

Triples30

Avg. degree1.95

Density0.054054

Components1

Source & methodology

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

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