Royal Amethyst 8 x 6mm Oval Faceted Stone, AAA-Grade | 91526
- SKU:
- 91526
- UPC:
- 91526
- MPN:
- 91526
Description
Stone size: 8 x 6mm
Stone shape: Oval
Material: Amethyst
Stone type: Natural
Color: Deep purple
Clarity: Eye-clean
Grade: AAA
Mohs hardness: 7
Refractive index: 1.544–1.553
Specific gravity: 2.63–2.65
Treatment: Heat-treated (H)
Cutting center: Thailand
Amethyst is the best known and most valuable form of quartz. The light to dark purple color of natural amethyst is caused by iron or manganese compound impurities in the mineral. Amethyst is the birthstone for February.
please note:
• Care: Clean with warm, soapy water. Ultrasonic cleaning is usually safe; never steam clean.
• Unless precisely calibrated to an exact size, gemstone sizes vary slightly. Yu Yo allows a tolerance of +/– 0.2mm for gemstones larger than 4mm.
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