Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Violan

Views:
Watches:
FRE136138

Violan

Description Tabs

Description
Locality: 
Praborna Mine, Saint-Marcel, Aosta Valley, Italy
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2 × 4 × 3 cm
Description

Deep violet crystalline nodules up to about 1 cm of the manganese-rich variety of diopside called "violane" with braunite, "alurgite" and piemontite in a quarzite matrix. Violane from Prabornaz mine was first studied by J.F.A. Breithaupt in 1838. Classic locality.

Mineral Data
What's on the rock

Violan

Variety Of: 

Diopside

Formula: 
CaMgSi2O6
Strunz: 
9.DA.15
Hardness: 
5.5 - 6.5
Hardness: 
6.0 - 0.0
Type Locality: 
Prabornaz Mine (Praborna Mine), Saint-Marcel, Aosta Valley, Italy

Seller Information

Payment options: offline, paypal_wpp, paypal_wps