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0 item @ $0.00  

Oligoclase

#AH51865

Oligoclase

#AH51865
Availability
Sold
Size
6 x 5 x 5.5 cm - Sm Cabinet 
Formula
Na0.9-0.7Ca0.1-0.3Al1.1-1.3Si2.9-2.7O8 (RRUFF)
Locality
Kolemainen quarry, Amherst, Hillsborough Co., New Hampshire, United States

Great crystals of to 1.7cm in pegmatite matrix.

Oligoclase

Formula
Na0.9-0.7Ca0.1-0.3Al1.1-1.3Si2.9-2.7O8 
Crystal System
Triclinic 
Crystal Habit
Euhedral Crystals, Granular 
Cleavage
Perfect, Good, None 
Luster
Vitreous (Glassy) 
Color
brown, colorless, greenish, gray, yellowish 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Uneven 
Hardness

Data courtesy of Webmineral.

Collection
Arnold G Hampson Collection

Other Sold

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