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Hemimorphite

#BAC65302
SOLD
Hemimorphite from Summit mine, Broadwater Co., Montana, United States - BAC65302
Hemimorphite from Summit mine, Broadwater Co., Montana, United States - BAC65302

Hemimorphite

#BAC65302
Availability
Sold
Size
5 x 4 x 2 cm - Miniature 
Formula
Zn4Si2O7(OH)2·H2O (RRUFF)
Locality
Summit mine, Broadwater Co., Montana, United States

This is one of the largest Hemimorphite crystals I have ever seen. It has a vitreous luster, much like most smaller Hemimorphite crystals.

Hemimorphite

Formula
Zn4Si2O7(OH)2·H2O 
Crystal System
Orthorhombic 
Crystal Habit
Massive, Stalactitic, Mammillary 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
brown, colorless, greenish gray, yellow brown, white 
Streak
white 
Class
Orthorhombic - Pyramidal 
Fracture
Conchoidal 
Hardness
5 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Hemimorphite
On Dakota Matrix
Other Available Hemimorphite
WebMineral
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Mindat
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