Description
Amethyst Gemstone 4.17ct
Description
This Amethyst is Natural Gemstone Which is Purple Color, it’s Originates from Brazil and it’s exact Weight is 4.17ct, The Measurements are 9.50×13.70×6.30mm, The Shape and Cut of This Stone is Pear Mixed Cut It’s Graded Transparent and Clarity is Good. This 4.17ct Purple Natural Amethyst Gem is available for ready to Ship. You Can also Select Certification and Shipment Method as Optional.
Details
Summary No | AK00016 |
Species | Natural Amethyst |
Weight | 4.17ct |
Shape/cut | Pear Mixed Cut |
Color | Purple |
Dimension | 9.50×13.70×6.30mm |
Clarity | Good |
Transparency | Transparent |
Origin | Brazil |
Treatment | None |
Amethyst Gemstone 4.17ct
Properties Of Amethyst
Chemical Composition: SiO2
Hardness: 7.00MOh
Specific Gravity (Density) : 2.60 – 2.65
Refractive Index : 1.544 – 1.553(DR)
About: Amethyst Gemstone
Amethyst is purple, pink, violet or many variety of crystalline Quartz and has been associated with royalty throughout history. Amethyst is the most highly valued stone in the quartz group. The name is from the greek amethustos, meaning sober. The hardness of amethyst is 7 and its commonly used in jewelry due to its beauty. Amethyst can be found as record-breaking crystal in geodes so large you could stand inside them. These huge pockets from as gas bubble from cooling lava flows get frozen in. Later silica-rich solutions fill voids and deposit crystals. Quartz is one of the most common minerals on Earth. Other varieties of Quartz include Ametrine and Citrine. Amethyst comes in a variety of colors, from pale violet to deep purple with red flashes. The color is due to trace amounts of iron impurities added to the basic silicon dioxide formula.
Amethyst is available from sources worldwide with notable occurrences in Brazil; Mexico; Namibia; Nigeria; Uraguay; Arizona and North Carolina, USA; USSR; and Zambia.