A crystal form of pure carbon, formed under the extreme pressure and heat found deep in the mantle and carried to the surface by rare volcanic pipes. It defines hardness 10, the top of the Mohs scale, the hardest naturally occurring material known. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/
Facts
Formation ClassNative element mineral, a crystalline allotrope of carbon 2 Chemical Formula Hardness (Mohs)Diamond is the reference mineral that defines the value of 10, the hardest end of the Mohs scale. Classification
Crystal System Classification UseIndustrial and Abrasive 1 Connections
Associated With
Primary host rock (main host matrix) for diamond.
Source Kimberlite (Wikipedia)
Diamond-bearing kimberlite pipes bring up peridotite nodules/xenoliths from mantle depth; diamond forms within this peridotite mantle source rock.
Source Peridotite (Wikipedia)
Classified As
Crystallizes In System
In Discipline
Source Mineral (Wikipedia)
In the Other Atlases
Mineral Species Of
Also in Divinity Atlas: of this mineral species.
Found In
Also in Geography Atlas: where this subject is found.
Source Geology.com: Diamond mineral and gemstoneArticle textQuote, Article text
Argyle diamonds: Octahedral diamond crystals from the Argyle Mine of Western Australia
Also in Geography Atlas: where this subject is found.
Source Geology.com: Diamond mineral and gemstoneArticle textQuote, Article text
Diamonds are mined in Canada
Also in Geography Atlas: where this subject is found.
Source Geology.com: Diamond mineral and gemstoneArticle textQuote, Article text
From the Udachnaya Mine, Yakutia, Siberia, Russia
Sources
1. Diamond Mineral (Wikipedia)
Infobox: system
Cubic
Diamond Mineral (Wikipedia), Industry section
used for adornment, and as industrial abrasives for cutting hard materials
Lead section
Diamond is a mineral form of the element carbon with its atoms arranged in a crystal structure called diamond cubic.
View the Source2. Mineral (Wikipedia)
Wikidata: Diamond
Wikidata Q5283
Kimberlite (Wikipedia)
Wikimedia FoundationAssociated With: Kimberlite, Lead sectionQuote, Associated With: Kimberlite, Lead section
It is most commonly known as the main host matrix for diamonds.
View the Source Peridotite (Wikipedia)
Wikimedia FoundationAssociated With: Peridotite, Body, mantle-xenolith discussionQuote, Associated With: Peridotite, Body, mantle-xenolith discussion
The compositions of peridotite nodules found in certain basalts are of special interest along with diamond pipes (kimberlite), because they provide samples of Earth's mantle brought up from depths ranging from about 30 km to 200 km or more.
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