Switch currency

Xanthoconite Polybasite & Proustite

Views:
Watches:
SER1128268

Description Tabs

Description
Locality: 
Imiter Mine, Tinghir Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 3.2 × 2.2 cm
Description

a good, little but perfect orange xanthoconite crystal on acanthite matrix with a wonderful dark red, hexagonal polybasite crystal group and some minor proustite crystals too

Mineral Data
What's on the rock

Xanthoconite

Formula: 
Ag3AsS3
Strunz: 
2.GA.10
Crystal System: 
Monoclinic
Hardness: 
2.0 - 3.0
Type Locality: 
Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Saxony, Germany

Polybasite

Formula: 
[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Strunz: 
2.GB.15
Crystal System: 
Monoclinic - Prismatic
Hardness: 
2.5 - 3.0
Streak: 
black

Proustite

Formula: 
Ag3AsS3
Strunz: 
2.GA.05
Crystal System: 
Trigonal
Hardness: 
2.0 - 2.5

Current price

Starting price

30
(reserve not met) (reserve met)

You are the highest bidder

You have been outbid

Proxy bid set
Delayed bid pending at
Delayed Bid is Outbid

Your maximum bid €:

(Enter or more)

Start 13 Jan 18:00
End
No. of bids view history

Shipping Information

Postage Area Price