Description
Orthoclase Gemstone 4.86ct
Description
This Natural Orthoclase is Gemstone Which is The Greenish-Yellow Colour, its Originates From India And its Exact Weight is 4.86ct. The Measurements are 13.86×10.58×5.32mm. The Shape and Cut of This Stone Are Oval Mixed Cut. Its Graded Transparent and Clarity is Good.This 4.86ct Greenish-Yellow Colour Natural Orthoclase is Available For Ready to Ship Anywhere in The World. You Can Also Select Certification and Shipment Method As Optional.
Details
Summary No | AK04776 |
Species | Natural Orthoclase |
Weight | 4.86ct |
Shape/cut | Oval Mixed Cut |
Colour | Greenish-Yellow |
Dimension | 13.86×10.58×5.32mm |
Clarity | Good |
Transparency | Transparent |
Origin | India |
Treatment | None |
Orthoclase Gemstone 4.86ct
Properties Of Orthoclase
Chemical Composition: KAlSi3O8
Hardness: 6.0Moh
Specific Gravity (Density): 2.55 – 2.63 (g/cm3)
Refractive Index: 1.518 – 1.525 Biaxial ( – )
About: Orthoclase
Orthoclase is a member of the Potassium Feldspars of the Feldspar Group of minerals that also includes Albite, Amazonite, Andesine, Anorthite, Bytownite, Hyalophane, Labradorite, Moonstone, Oligoclase, Orthoclase, Sanidine and Sunstone. Orthoclase is a component of many rocks, especially alkalic and plutonic acid rocks, also granites, pegmatites and syenites. Feldspars are the most common minerals on the Earths surface. Gem quality Orthoclase crystals are found at several locations around the world but Madagascar produces the largest cuttable Orthoclase known. Crystals from Itrongahy, Madagascar are very fine, transparent yellow and very large, up to 250 carats. Yellow and colourless Catseye gems are known from the gem gravels of Burma (Myanmar) and Sri Lanka.