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Ruby In Zoisite & Biotite

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PJM38453

Ruby In Zoisite & Biotite

New Discovery

Description Tabs

Description
Locality: 
O'Keefe's Claim, Harts Range, Central Desert Region, Northern Territory, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
3 × 6.7 × 3.8 cm
Description

A corundum variety ruby nodulehas been broken in two to expose the centre. A deep red translucent ruby ( cuts well I am told) is surronded by bright green zoisite with a black biotite skin.

This is a new find in the Harts Range, the second for the area and quite distinctive from the first.

Mineral Data
What's on the rock

Ruby

Variety Of: 

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Hardness: 
9.0
Formula: 
Al2O3
Crystal System: 
Hexagonal
Hardness: 
9.0
Colour: 
Red

Zoisite

Formula: 
{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.10
Hardness: 
6.0 - 7.0
Streak: 
White
Type Locality: 
Prickler Halt, Ladinger Spitze - Speikkogel area, Saualpe, Carinthia, Austria

Biotite

Group Parent: 
Mica Group
Earthstones Australia

Seller Information

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