Grossular, Prehnite - image 1

Grossular, Prehnite

Unknown Owner
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From one of the premier grossular and prehnite localities, now closed, is this outstanding combo specimen. A huge, euhedral, lustrous, tan prehnite crystal to 6 cm is covered by rare colorless .5 cm grossular crystals. I'm not sure I have ever seen a larger prehnite crystal, and the colorless grossular is pretty rare too. 6.2 x 3.1 x 2.2 cm

Product details

SizeSmall Cabinet
Dimensions6.2 x 3.1 x 2.2 cm
Added on10/23/2024

Known provenance

DateCollectorAcquisition price
08/2024Unknown OwnerNot disclosed
The ArkenstoneNot disclosed

Learn more

Prehnite
Mineral guide
Learn about Prehnite
apple- to mint-green crystals and sculptural botryoidal/rosette forms; a calcium aluminum silicate formed in low-temp hydrothermal environments.
Regional guide
Prehnite from Jeffrey Mine
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