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Arfvedsonite & Orthoclase

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TBM1164872

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Description
Locality: 
Mount Malosa, Zomba, Southern Region, Malawi
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.5 × 7 × 7 cm
Largest Crystal: 
2.00cm
Weight: 
185.00gr
Description

Very nice cluster of bright black Arfvedsonite crystals up to 20 mm with  light brown  Orthoclase crystals up to 30 mm; very aesthetic specimen

Mineral Data
What's on the rock

Arfvedsonite

Formula: 
[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Strunz: 
9.DE.25
Hardness: 
5.0 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

Orthoclase

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0
Streak: 
White

Current price

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10
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Start 05 Feb 18:00
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Shipping Information

Postage Area Price
ITALY
9.50
EUROPE ( AREA 1)
13.50
EUROPE ( AREA 1A)
19
USA
41
AMERICAN - UK - ASIA - AFRICA - OCEANIA ( AREA 2):
19
OCEANIA ( AREA 3):
21

Bid History

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