Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Helvine & Bavenite

Views:
Watches:
LLF120144

Helvine & Bavenite

Description Tabs

Description
Locality: 
Gelbe Birke Mine, Beierfeld, Grünhain-Beierfeld, Erzgebirge, Saxony, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
4 × 6.5 × 4 cm
Largest Crystal: 
0.15cm
Description

helvite up to 1.5mm and bavenite from the gelbe birke 6 lachterstrecke Hermannslager

Mineral Data
What's on the rock

Helvine

Formula: 
Mn2+4(Be3Si3O12)S
Strunz: 
9.FB.10
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Friedefürst Mine, Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany

Bavenite

Formula: 
Ca4Be2Al2Si9O26(OH)2
Strunz: 
9.DF.25
Crystal System: 
Orthorhombic
Hardness: 
5.5
Colour: 
White
Type Locality: 
Seula mine (ex Montecatini quarry), Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Ellefelder

Seller Information

Payment options: offline, paypal_wpp, paypal_wps