Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Heulandite & Celadonite

Views:
Watches:
RPL678226

Heulandite & Celadonite

Description Tabs

Description
Locality: 
Hvítusteinar Quarry, Skálabøtnur, Skálafjørđur, Eysturoy Island, Faroe Islands, Denmark
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
6.5 × 8 × 3.5 cm
Largest Crystal: 
0.00cm
Weight: 
154.00gr
Description

Thousands of bright micro colourless heulandite crystals appearing blue/green because of celadonite beneath  lining vesicles throughout the basalt matrix. A clean and colourful specimen.

Mineral Data
What's on the rock

Heulandite

Synonym Of: 

Heulandite-Ba

Formula: 
(Ba,Ca,K,Na,Sr)5Al9Si27O72·22H2O
Strunz: 
9.GE.05
Hardness: 
3.5

Heulandite-Ca

Formula: 
(Ca,Na)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.5 - 4.0

Heulandite-K

Formula: 
(K,Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5

Heulandite-Na

Formula: 
(Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5

Heulandite-Sr

Formula: 
(Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5
Hardness: 
3 - 3.5
Colour: 
White
Streak: 
White

Celadonite

Formula: 
K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.0
Type Locality: 
Planitz, Zwickau, Saxony, Germany

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Item Toolbox