tilasite
Sign in to saveTilasite is an arsenate mineral gemstone, with the elemental formula CaMg(AsO4)F. It prefers the monoclinic form of crystal, and has Mohs hardness of 5. It was named in 1895 by Hjalmar Sjögren in honor of Daniel Tilas, who was once director of mines for Sweden, and a regional governor for Västmanland. It was first discovered in Langban, Varmland.
Wikidata facts
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- Grischunite & Tilasite.jpg
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- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 8.BH.10
- Nickel-Strunz 9th edition (updated 2009)
- 8.BH.10
- Commons category
- Tilasite
- IMA Mineral Symbol
- Til
- chemical formula
- CaMg(AsO₄)F
- Strunz 8th edition (series ID, updated)
- VII/B.11a
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Tilasite is an arsenate mineral gemstone, with the elemental formula CaMg(AsO4)F. It prefers the monoclinic form of crystal, and has Mohs hardness of 5. It was named in 1895 by Hjalmar Sjögren in honor of Daniel Tilas, who was once director of mines for Sweden, and a regional governor for Västmanland. It was first discovered in Langban, Varmland.
In 1972, Bladh et al. characterised samples found near Bisbee, Arizona.