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Barytocalcite with Calcite

#BC52695

Barytocalcite with Calcite

#BC52695
Availability
Sold
Size
14 x 10 x 5 cm - Cabinet 
Formula
BaCa(CO3)2 (RRUFF)
Locality
Admiralty Flaty, Alston Moor, Cumbria, England
Tagged
carbonate

This is a large cabinet specimen with numerous, distinct, light pink rosettes of Barytocalcite to 3cm. The Calcite crystals are much smaller on the order of 3-5mm and form rhombic staked plates. The specimen is out of the Barbara Cureton mineral collection and the index card states that is was once in the Lyman Mineral Museum collection and was acquired in 1998. This is the type locality.

Barytocalcite

Formula
BaCa(CO3)2 
Crystal System
Monoclinic 
Crystal Habit
Druse, Massive - Granular, Prismatic 
Cleavage
Perfect, Perfect, Distinct 
Luster
Vitreous - Resinous 
Color
white, yellow, gray, greenish gray 
Streak
white 
Class
Monoclinic - Sphenoidal 
Fracture
Sub Conchoidal 
Hardness

Data courtesy of Webmineral.

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