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Pollucite With Quartz Tourmaline Kunzite & Goshenite

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KRM686659

Pollucite With Quartz Tourmaline Kunzite & Goshenite

Description Tabs

Description
Locality: 
Mawi, Nuristan Province, Afghanistan
Class: 
Crystals on Matrix
Size Range: 
Museum (18cm plus)
Size: 
13.5 × 37.2 × 20 cm
Largest Crystal: 
11.50cm
Description

A wonderful display specimen of pollucite from famed pegamites Mawi, Nuristan, Afghanistan. This specimen hosts many well terminated pollucite crystals largest  main well doubly teeminated gemmy lustrous crystal measures 11.5 cm x 10 cm x 5.5 cm undamaged perfect crystal, along with well terminated quartz crystals,all quartz crystals are unusually twinned, minor green tourmaline, one small kinzite at one edge, one goshenite at one egde, this specimen will comes out more high quality after proper cleaning. Very hard to find these days. Very hard  to photograph and explain properly!

Mineral Data
What's on the rock

Pollucite

Formula: 
(Cs,Na)2(Al2Si4O12)·2H2O
Strunz: 
9.GB.05
Hardness: 
6.5
Streak: 
white
Type Locality: 
La Speranza (Pisani's Quarry), San Piero in Campo, Campo nell'Elba, Elba Island, Livorno Province, Tuscany, Italy...

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7

Kunzite

Variety Of: 

Spodumene

Formula: 
LiAlSi2O6
Strunz: 
9.DA.30
Hardness: 
6.5 - 7.0
Hardness: 
0.0

Goshenite

Variety Of: 

Beryl

Formula: 
Be3Al2(Si6O18)
Strunz: 
9.CJ.05
Hardness: 
7.5 - 8.0
Hardness: 
0.0