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Gem Blog

Gem Blog

Star Sapphire

Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminum oxide with trace amounts of elements such as iron, titanium, chromium, copper, or magnesium. Sapphire deposits are found in Eastern Australia, Thailand, Sri Lanka, China, Vietnam, Madagascar, Greenland, East Africa, and in North America in mostly in Montana. Madagascar, Sri Lanka, […]

Sapphire

Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminum oxide with trace amounts of elements such as iron, titanium, chromium, copper, or magnesium. Sapphire deposits are found in Eastern Australia, Thailand, Sri Lanka, China, Vietnam, Madagascar, Greenland, East Africa, and in North America in mostly in Montana. Madagascar, Sri Lanka, and Kashmir produce large quantities of fine […]

Tiger Eye

Tiger’s eye is a member of the quartz group, a chatoyant gemstone that is usually a metamorphic rock with a golden to red-brown color and a silky luster. It’s a silica mineral with chemical formula SiO2 ( Silicon Dioxide ). This chatoyant because of subparallel intergrowth of quartz crystals and altered amphibole fibres that mostly […]

Birthstones

A birthstone is a gemstone that represents a person’s month of birth.  The idea of birthstones has a place in many traditions, customs, and belief systems. Young and Old, Male or Female, one thing that every person has in common is that everyone has a birthstone. It carries secrets, attributes, and lore that are unique […]

Natural Red Spinel Rough Stone from Vietnam

Vietnamese Red Spinel Rough from Luc-Yen Mine. I have passed many Red Spinels in my gem life. but, It was hard to find like this bright color Red Spinel with low Iron content. Spinel is the magnesium–aluminum member of the larger spinel group of minerals with chemical formula MgAl₂O₄. Spinel is actually a large group […]

Spinel

Spinel is the magnesium–aluminum member of the larger spinel group of minerals with chemical formula MgAl₂O₄. Spinel is actually a large group of minerals. Gahnite, hercynite, ceylonite, picotite, and galaxite are all part of the spinel group. This oxide mineral is a Cubic crystal system with 7.5–8.0 hardness according to the Mohs hardness scale. Spinels […]

Natural Zircon Heating Process

Zircon is a nesosilicates group mineral. Its corresponding chemical formula is ZrSiO4. The name derives from the Persian zargun, meaning “gold-hued”. Zircon is a popular gemstone that has been used for nearly 2000 years. The crystal structure of zircon is tetragonal crystal system with 7.5 hardness according to the Mohs Hardness scale. Zircon is also very resistant to heat and corrosion […]