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الماس

File:Rough_Diamond.jpg · Wikimedia Commons · See Wikimedia Commons

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الماس

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OverviewAI-generated

Diamond is a mineral with the chemical formula C. It has a Mohs' hardness of 10 and a density of 3.515. The refractive index is 2.384. Mechanical properties include a shear modulus of 478 and a tensile modulus of elasticity of 1050. The standard molar entropy is 2.377.

Classification systems assign the Nickel-Strunz 9th edition code "1.CB.10a" and the 10th edition review code "1.CB.10a". The Strunz 8th edition series ID is "I/B.02b". The MCN code is "7104.20.10". The IMA Mineral Symbol is "Dia". The Unicode character is "💎".

The subject is referenced by 2,453 other encyclopedia articles. A PubMed query for diamond yields a count of 42939. Commons categories and galleries include "Diamonds" and "Diamond".

Synthesized by Vinony from 19 facts across 3 sources: Wikidata, PubMed, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.

Key facts

Mineral.name
Diamond
Mineral.category
Native minerals
Mineral.image
Rough Diamond.jpg
Mineral.imagesize
260px
Mineral.alt
An irregular shaped brownish diamond
Mineral.caption
A rough diamond
Mineral.formula
C
Mineral.IMAsymbol
Dia
Mineral.strunz
1.CB.10a
Mineral.dana
1.3.6.1
Mineral.color
Typically yellow, brown, or gray to colorless. Less often blue, green, black, translucent white, pink, violet, orange, purple, and red.
Mineral.habit
Octahedral
Mineral.system
Cubic
Mineral.class
Hexoctahedral (mm) H-M symbol: (4/m 2/m)
Mineral.symmetry
Fdm (No. 227)
Mineral.twinning
Spinel law common (yielding "macle")
Mineral.cleavage
111 (perfect in four directions)
Mineral.fracture
Irregular/Uneven

via Wikipedia infobox

Research

42,939 papers

via PubMed

Wikidata facts

Subclass of
gemstone
Has part
carbon
Named after
Invincible
Material used
carbon
Image
Rough Diamond.jpg
Show 23 more facts
topic's main category
Category:Diamond
streak color
white
Mohs' hardness
10
Commons category
Diamonds
Nickel-Strunz 9th edition (updated 2009)
1.CB.10a
chemical formula
C
crystal system
cubic crystal system
Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
1.CB.10a
Commons gallery
Diamond
MCN code
7104.20.10
density
3.515
crystal habit
octahedron
refractive index
2.384
mineral fracture
conchoidal fracture
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
shear modulus
478
standard molar entropy
2.377
tensile modulus of elasticity
1050
Unicode character
💎
IMA Mineral Symbol
Dia
Strunz 8th edition (series ID, updated)
I/B.02b
Sources (12)

via Wikidata · CC0

Gallery (52)