Birnessite after Serandite with Analcime - image 1
Birnessite after Serandite with Analcime - image 2
specimen video

Birnessite after Serandite with Analcime

Unknown Owner
Black crystalline birnessite replacing previous bladed crystals of serandite coming off matrix with analcime. In good condition.

Product details

Species
Analcime, SeranditeAbout Analcime →
SizeSmall Cabinet
Dimensions8.0 x 5.0 x 5.0 cm
Added on05/17/2025
Locality
Poudrette Quarry

Known provenance

DateCollectorAcquisition price
05/2025Unknown Owner$80.00
—Weinrich MineralsNot disclosed

Learn more

Mineral guide
Learn about Analcime
trapezohedral crystals in basalt cavities and alkaline rocks; colorless to white, sometimes pink, prized for crisp geometry and broad localities.
Regional guide
Analcime from Poudrette Quarry
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