Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Frondelite

Views:
Watches:
CR579372

Frondelite

Rare mineral
Classic Locality

Description Tabs

Description
Locality: 
Hagendorf South Pegmatite, Bavaria, Germany
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.3 × 2 × 2 cm
Description

A rich specimen from the famous Hagendorf-South Pegmatite featuring radial crystal clusters of frondelite. Very nice old specimen!

Frondelite is named after Clifford Frondel (January 8, 1907 Brooklyn, New York, New York, USA - November 12, 2002 Winchester, Massachusetts, USA), American mineralogist, Professor of Mineralogy, Harvard University, Cambridge, Massachusetts, USA.

Mineral Data
What's on the rock

Frondelite

Formula: 
Mn2+Fe3+4(PO4)3(OH)5
Strunz: 
8.BC.10
Hardness: 
4.5
Type Locality: 
Sapucaia Mine (Proberil mine), Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Brazil