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Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Colour: Yellowish-green, green, brownish-green, black
Lustre: Vitreous, Pearly
Hardness: 6



Byssolite A variety of Amphibole Supergroup.

From: Alchuri, Shigar Valley, Skardu District, Baltistan, Northern Areas, Pakistan

Photo Credit: Irocks/The Arkenstone 

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