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0 item @ $0.00  

Sanidine with Augite & Titanite

#PD42180

Sanidine with Augite & Titanite

#PD42180
Availability
Sold
Size
6.5 x 4 x 3 cm - Sm Cabinet 
Formula
K(AlSi3)O8 (RRUFF)
Locality
Ariccia, Alban Hills, Rome Prov., Latium, Italy

Colorless and glassy nice crystals of Sanidine, a K-spar, which forms at high temperatures in potash-rich acid volcanics. These crystals are about 1-5mm.

Sanidine

Formula
K(AlSi3)O8 
Crystal System
Monoclinic 
Crystal Habit
Blocky, Prismatic, Massive - Granular 
Cleavage
Perfect, Good, None 
Luster
Vitreous - Pearly 
Color
colorless, white, gray, yellowish white, reddish white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Uneven 
Hardness

Data courtesy of Webmineral.

Collection
Phillips Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Sanidine
On Dakota Matrix
Other Available Sanidine
WebMineral
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Mindat
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