Amethyst 12mm Cushion Checkerboard Faceted Gemstone, AA-Grade

This AA-grade checkerboard cushion amethyst features a deep-purple color saturation that complements a variety of metal colors and gemstones. Its eye-catching cut and color make it a great choice for simple designs that highlight these qualities. Use it by itself for simple earring or ring designs or highlight the color by pairing it with contrasting-color gemstones to create more complex, multicolor designs. Amethyst is the birthstone for February. 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 and can range from a watercolor pale pink to a dark, almost opaque, purple. a single gemstone will often show color zoning—angular zones of light and dark colors. The cushion cut is a classic style; it combines features of the oval cut with a deep cut and large facets. Checkerboard faceting features square facets across the entire crown on the gemstone. This faceting is ideal for larger gemstones, increasing the scintillation effect.

• Gemstone Type: Amethyst
• Stone Shape: Cushion
• Stone Size: 12mm
• Stone Type: Natural
• Color: Medium Purple
• Birthstone: February
• Enhancement: Heat-treated (H)
• Grade: AA
• Mohs Hardness: 7
• Clarity: Eye-clean
• Refractive Index: 1.544–1.553
• Specific Gravity: 2.63–2.65
• Brand: AGTA
• Mineral Source: BRAZIL
• Weight: 0.000 kg