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0 item @ $0.00  

Prehnite with Calcite

#AH53783

Prehnite with Calcite

#AH53783
Availability
Sold
Size
12 x 8 x 7 cm - Cabinet 
Formula
Ca2Al(Si3Al)O10(OH)2 (RRUFF)
Locality
Holyoke quarry, Hampden Co., Massachusetts, United States

"Sea-foam" green botryoidal Prehnite with Calcite. The Prehnite is actually pretty lustrous in-hand with a sparkly appearance, which is not captured in the photos.

Prehnite

Formula
Ca2Al(Si3Al)O10(OH)2 
Crystal System
Orthorhombic 
Crystal Habit
Reniform, Globular, Stalactitic 
Cleavage
Distinct, None, None 
Luster
Vitreous - Pearly 
Color
colorless, gray, yellow, yellow green, white 
Streak
colorless 
Class
Orthorhombic - Pyramidal 
Fracture
Brittle 
Hardness
6-6.5 

Data courtesy of Webmineral.

Collection
Arnold G Hampson Collection
Mineralpedia
View Prehnite
On Dakota Matrix
Previously Sold Prehnite
On Dakota Matrix
Other Available Prehnite
WebMineral
View Prehnite
Mindat
View Prehnite

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