2.36 ct. Pear Shape Nice Bright Purple Amethyst [AM-107] $24.00

Shape = Pear Color = Nice Bright Purple Clarity = Eye Clean Size = 12x7.5 Weight = 2.36

Amethyst Gemstones

• Crystal system: Trigonal
• Chemical composition: SiO2
• Color: Violet, purple pink.
• Hardness: 7.0
• Specific gravity: 2,65
• Refractive index: 1.54
• Dispersion: 0.013
• Pleochroism: Purple, reddish purple
• Birthstone: February
• Enhancements: Amethysts may be heated to lighten very dark purple crystals prior to cutting. The treatment is permanent, although only occasionally used.