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Amethyst With Heulandite & Calcite

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HEM944339

Amethyst With Heulandite & Calcite

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Description Tabs

Description
Locality: 
Khadakwani, Madhya Pradesh, India
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.4 × 4.4 × 7.3 cm
Weight: 
104.00gr
Description

Amethyst with glassy Heulandite and orange Calcite.

Rare combination .

Mineral Data
What's on the rock

Amethyst

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0
Colour: 
Purple

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

Calcite

Polymorph of: 
Aragonite and Vaterite
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Current price

$

Starting price

$40
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Shipping Information

Postage Area Price
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$15
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Ships within 5 working days of receiving cleared payment.

Import duties, taxes, and charges will be borne by the buyer, these charges are the buyer's responsibility

 

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Goods are shipped worldwide by courier

Goods will be shipped on receipt of payment.We accept payment by paypal.

Import duties, taxes, and charges will be borne by the buyer, these charges are the buyer's responsibility

 

 

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