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Gillespite in Sanbonite & Celsian

#AK36235

Gillespite in Sanbonite & Celsian

#AK36235
Availability
Sold
Size
3.5 x 3.5 x 2.5 cm - Miniature 
Formula
BaFe2+Si4O10 (RRUFF)
Locality
Eagle Peak, El Portal, Mariposa Co., California, United States

Red crystal grains throughout this matrix with yellowish Sanbornite, whitish Celsian and possible brown Fencooperite. Some sulfisdes present. This is type locality for Sanbornite and Fencooperite. The Kidwell tag only indicates Mariposa County and I am assuming this is the Eagle Peak deposit.

Gillespite

Formula
BaFe2+Si4O10 
Crystal System
Tetragonal 
Crystal Habit
Aggregates 
Cleavage
Good, Good, Poor 
Luster
Vitreous (Glassy) 
Color
red 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Brittle 
Hardness

Data courtesy of Webmineral.

Collection
Kidwell Collection

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