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Bigcreekite Gillespite Sanbornite Image

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 Bigcreekite, Gillespite, Sanbornite

Large Bigcreekite Image

Mineral: Bigcreekite: BaSi2O5ยท4(H2O)  
Gillespite: BaFe++Si4O10  
Sanbornite: BaSi2O5
Comments: Tiny white, spherical patterns, halo-like crystals of bigcreekite to about 0.5mm and reddish gillespite in a matrix of pale yellowish sanbornite.
Location: Trumbull Peak, Mariposa Co., California, United States.
Scale: 2.5 x 2 x 2cm.
Copyright: © Tom Loomis / Dakota Matrix
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