Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Hilgardite & Boracite

Views:
Watches:
CHA658555

Hilgardite & Boracite

Classic Locality

Description Tabs

Description
Locality: 
Boulby Mine, Loftus, North Yorkshire, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 1 cm
Description

specimen with orange crystals of hilgardite with associate colourles crystals of boracite

Mineral Data
What's on the rock

Hilgardite

Formula: 
Ca2B5O9Cl·H2O
Strunz: 
6.ED.05
Hardness: 
5.0
Streak: 
White
Type Locality: 
Choctaw Salt Dome (Bayou Choctaw Salt Dome), Plaquemine, Iberville Parish, Louisiana, USA

Boracite

Formula: 
Mg3(B7O13)Cl
Strunz: 
6.GA.05
Crystal System: 
Orthorhombic
Hardness: 
7.0 - 7.5
Streak: 
White
Type Locality: 
Lüneburger Kalkberg, Lüneburg, Lower Saxony, Germany

Seller Information

Payment options: offline, paypal_wpp, paypal_wps