Brianite
A variety of Minerals
What is Brianite?
Brianite is a phosphate mineral with the chemical formula Na2CaMg(PO4)2. It was first identified in an iron meteorite. This mineral is named after Brian Harold Mason (1917–2009), a pioneer in meteoritics. It was first reported from the Dayton meteorite in Montgomery County, Ohio in 1966. It occurs in phosphate nodules within the meteorite. Associated minerals include: panethite, whitlockite, albite, enstatite, schreibersite, kamacite, taenite, graphite, sphalerite and troilite.
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Brianite Localities Map
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Quick Facts
Physical Properties
- Color
- Colorless
- Hardness (Mohs)
- 4 - 5
- Density
- 3.13 g/cm³
Chemical Properties
- Chemical Formula
- Na2CaMg(PO4)2
- Elements
- Ca, Mg, Na, O, P
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