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Hydroboracite

#BW57381
SOLD
Hydroboracite from Terry Borate mine, Death Valley, Inyo Co., California - BW57381
Hydroboracite from Terry Borate mine, Death Valley, Inyo Co., California - BW57381

Hydroboracite

#BW57381
Availability
Sold
Size
4.5 x 2.7 x 2 cm - Miniature 
Formula
CaMg[B3O4(OH)3]2·3H2O (RRUFF)
Locality
Terry Borate mine, Death Valley, Inyo Co., California

Colorless to white radiating bladed crystals to 1.5cm. A very good specimen.

Hydroboracite

Formula
CaMg[B3O4(OH)3]2·3H2O 
Crystal System
Monoclinic 
Crystal Habit
Fibrous, Foliated 
Cleavage
Perfect, None, None 
Luster
Vitreous - Silky 
Color
colorless, greenish, white, light brown, wine yellow 
Streak
white 
Class
Monoclinic - Prismatic 
Hardness
2 

Data courtesy of Webmineral.

Collection
Bill Wilson Collection
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