Amethyst Rough Stone Crystal

Model Number: 8115462

£40.00 exc.VAT

Qty

Description

Amethyst is the most highly valued stone in the Quartz group. It is the second most avaliable mineral on Earth which means it is highly used in the making of building materials, such as; glass and ceramics and also as a decorative stone. Most precious and semi-precious gemstones are measured by weight, however, Amethyst is determined by its vibrant colours. The rarest shade of Amethst is known as a 'Deep Russian' and is so rare that the price depends on the demand for it.

Size: L - 83cm x W - 4cm x H - 4cm

Weight: 152grams

Colour: Purple tips and white base

Moh's hardness: 7

Density: 2.65

Cleavage: None

Refractive index: 1.44-1.553

Dispersion: 0.013 (0.008)