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Danburite & Calcite

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CSW945106

Danburite & Calcite

Fluorescent

Description Tabs

Description
Locality: 
Charcas, Charcas Municipality, San Luis Potosi, Mexico
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.2 × 2 cm
Largest Crystal: 
4.00cm
Weight: 
18.00gr
Description

A lovely example of a semi-transparent terminated danburite crystal with a couple of attached calcite crystals. Under short wave UV light the calcite crystals display an orange/red fluorescence and the danburite crystal displays fluorescent green inclusions, possibly of hyalite opal.

The specimen will be supplied boxed and labelled.

Mineral Data
What's on the rock

Danburite

Formula: 
CaB2Si2O8
Strunz: 
9.FA.65
Crystal System: 
Orthorhombic
Hardness: 
7.0 - 7.5
Streak: 
White
Type Locality: 
Danbury, Fairfield Co., Connecticut, USA

Calcite

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Thank you for viewing my auctions. It goes without saying that maintaining high standards in both specimen quality and customer service are extremely important to me. If for any reason you are not happy with any aspect of your transaction then please let me know as soon as possible, ideally within 1 week of receiving your specimen. I will happily do all in my power to resolve the situation to your satisfaction. If your specimen is damaged upon delivery simply send me some photos to verify this and I'll provide you with a full refund or a replacement specimen, whichever you prefer.