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Prehnite

Unknown Owner
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Beautifully arranged crystal group with a nice graphite accent. This specimen has a rich blue color and outstanding luster. With crystals up to 1.8 cm this 5.2 cm example is an excellent example of the find.

Product details

SpeciesPrehnite
SizeSmall Cabinet
Dimensions5.2 x 4.4 x 3.1 cm
Added on10/23/2024
LocalityTanzania, Manyara Region, Merelani Hills

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.
Prehnite
Regional guide
Prehnite from Merelani Hills, Tanzania
Merelani Hills prehnite, Tanzania: glossy translucent crystals on black graphite, lemon-to-mint colors, and a prized locality with context for collectors.