“Lab Created Hydrothermal Kunzite Rough” has been added to your cart. View cart

Lab Created Pulled Czochralski Amethyst Rough

Gram Price: $39.90

Lot Quantity: 5 grams

$199.50

Add to Wishlist

Category: Lab Created (Top quality) Rough

Description

ROUGH STONE DETAIL

Origin: Grown in Lab by Pulled Czochralski method. One of the best ways to produce top quality gems.
Dimensions: About 31x12x7mm
Grade: AAA
Clarity: Eye Clean
Shape: Rough
Color: Purple Amethyst
Polish: Very Good
Hardness: 9 (Mohs Scale)
Stock Postion: Available

Chemical Properties

Chemical Composition: Aluminium Oxide (AL2O3), (Chromium; minor component)
Refractive index: 1.76 – 1.77
Density: 3.9-4.1
Specific gravity: 3.58
Dispersion: 0.018
Length of Crystal: Length is up to 30-100mm and diameter is about 10-30mm