Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Anthophyllite With Phlogopite

Views:
Watches:
PDM874861

Anthophyllite With Phlogopite

Floater

Description Tabs

Description
Locality: 
Heřmanov, Křižanov, Žďár nad Sázavou, Vysočina Region, Czech Republic
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.3 × 6.3 × 5.3 cm
Weight: 
263.00gr
Description

Typical nodule of "Hermanov sphere" of good size with a core a composed of brown phlogopite crystals surrounded by a layer of anthophyllite, a rare Mg-Fe inosilicate. Classic locality.

Acquired in 1974. Ex Gerard Vogel specimen.

We combine shipping!.

Mineral Data
What's on the rock

Anthophyllite

Formula: 
☐{Mg2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.05
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
5.5 - 6.0
Type Locality: 
Kjennerudvann Anthophyllite Prospect, Kjennerudvann, Kongsberg, Buskerud, Norway

Phlogopite

Formula: 
KMg3(AlSi3O10)(OH,F)2
Strunz: 
9.EC.20
Crystal System: 
Monoclinic - Prismatic
Hardness: 
2.0 - 3.0
Streak: 
White

Seller Information

Payment options: offline, paypal_wpp, paypal_wps