Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chromium-dravite

Views:
Watches:
MGR723097

Chromium-dravite

Description Tabs

Description
Locality: 
Merelani Hills, Arusha Region, Tanzania (United Republic)
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 2 × 1.5 cm
Description

Just a small crystal - but quality is spectacular! The crystal shows modified end-points, sharp termination, perfect luster and a spectacular internal color - reminds to finest emerald and needs only minor backlight.

Mineral Data
What's on the rock

Chromium-dravite

Formula: 
Na(Mg3)Cr63+(Si6O18)(BO3)3(OH)3(OH)
Group Parent: 
Tourmaline
Strunz: 
8/E.19-30
Crystal System: 
Trigonal
Hardness: 
7 - 7½
Colour: 
Dark emerald-green to greenish-black.
Streak: 
Greyish-green

Current price

Starting price

10
(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 08 Jun 18:00
End
No. of bids view history

Shipping Information

Postage Area Price
Austria 5
5
Europe 14
14
North America 16
16
Rest of World 19
19

Bid History

Full bid history

Item Toolbox