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0 item @ $0.00  

Orientite with Braunite

#PD33521R

Orientite with Braunite

#PD33521R
Availability
Sold
Size
2.5 x 2.5 x 2.5 cm - Thumbnail 
Formula
Ca8Mn3+10(SiO4)3(Si3O10)3(OH)10·4H2O (RRUFF)
Locality
Near Copper Harbor, Keweenaw Co., Michigan, United States

Red-brown platy crystals n radial patterns of Orientite throughout black crystalline Braunite.

Orientite

Formula
Ca8Mn3+10(SiO4)3(Si3O10)3(OH)10·4H2
Crystal System
Orthorhombic 
Crystal Habit
Radial, Prismatic 
Cleavage
Indistinct, Indistinct, None 
Luster
Vitreous (Glassy) 
Color
brown, black 
Streak
brown 
Class
Orthorhombic - Dipyramidal 
Hardness
4-5 

Data courtesy of Webmineral.

Collection
Phillips Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Orientite
On Dakota Matrix
Other Available Orientite
WebMineral
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Mindat
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