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Epidote

#65402

Epidote

#65402
Availability
Sold
Size
2.5 x 1.9 x 0.5 cm - Thumbnail 
Formula
Ca2Fe3+Al2(Si2O7)(SiO4)O(OH) (RRUFF)
Locality
Prince of Wales Island, Ketchikan dist., Alaska, United States

Thumbnail size specimen of dark, pistachio green Epidote cyrstals which is doubly terminated.

Epidote

Formula
Ca2Fe3+Al2(Si2O7)(SiO4)O(OH) 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Fibrous, Massive 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
yellowish green, brownish green, black, yellow, gray 
Streak
grayish white 
Class
Monoclinic - Prismatic 
Fracture
Regular 
Hardness

Data courtesy of Webmineral.

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