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0 item @ $0.00  

Ilmenite with Biotite

#33770

Ilmenite with Biotite

#33770
Availability
Sold
Size
3 x 3 x 2 cm - Thumbnail 
Formula
Fe2+Ti4+O3 (RRUFF)
Locality
nr. Robinson Summit, White Pine Co., Nevada, United States

Black tabular Ilmenite crystals to 1mm wit thin golden-brown micaceous Biotite crystals to 3mm set in an open crystalline lined vug in Rhyolite matrix.

Ilmenite

Formula
Fe2+Ti4+O3 
Crystal System
Trigonal 
Crystal Habit
Tabular, Massive - Lamellar 
Cleavage
None, None, None 
Luster
Sub Metallic 
Color
iron black, black 
Streak
brownish black 
Class
Trigonal - Rhombohedral 
Fracture
Conchoidal 
Hardness
5-5.5 

Data courtesy of Webmineral.

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