Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Quartz With Stilpnomelane & Chlorite

Views:
Watches:
AST68684

Quartz With Stilpnomelane & Chlorite

Description Tabs

Description
Locality: 
Landsverk #1 Feldspar Quarry, Evje og Hornnes, Agder, Norway
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.7 × 3 × 2 cm
Description

Very fine quartz crystals with chlorite inclusions and stilpmomelan. The specimen is pictured at www.quartzpage.de/gen_occ.html

Mineral Data
What's on the rock

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Stilpnomelane

Formula: 
(K,Ca,Na)(Fe2+,Mg,Al,Fe3+)8(Si,Al)12(O,OH)36·nH2O
Strunz: 
9.EG.40
Hardness: 
3.0 - 4.0
Type Locality: 
Melchior and Tobias adits, Horní Údolí (Obergrund), Zlaté Hory (Zuckmantel), Olomouc Region, Moravia (Mähren; Maehren), Czech Republic

Chlorite

Synonym Of: 

Chlorite Group

Group Parent: 
Chlorite
Crystal System: 
Monoclinic
Hardness: 
2 - 2.5
Colour: 
Green, Grey, Brown
Streak: 
colourless

Seller Information

Payment options: offline, paypal_wpp, paypal_wps