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Stilbite On Basalt

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HAN903023

Stilbite On Basalt

Description Tabs

Description
Locality: 
Hafrafell, Skaftafell, Hornafjörður, Eastern Region, Iceland
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
6.2 × 9.7 × 6.8 cm
Weight: 
495.00gr
Description

Pearly white clusters of Stilbite on basalt

Old specimen - Collected 1977

Mineral Data
What's on the rock

Stilbite

Synonym Of: 

Stilbite-Ca

Formula: 
NaCa4[Al9Si27O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0

Stilbite-Na

Formula: 
(Na,Ca,K)6-7[Al8Si28O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0
Hardness: 
3.5 - 4
Colour: 
White
Streak: 
White

Basalt

Variety Of: 

Igneous Rock

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

After a sale we expect to receive the payment with Pay Pal within 48 hours. You can return the goods within 14 days of receiving them by registered priority mail with tracking number. Buyer pays the costs of the return shipping