Jade 7x9-8x10mm Pebble A Grade - 15-16-Inch Disc but takes a trained eye

but takes a trained eye and a microscope to discern the difference between this material and the Jade it is named after

giving some rubies a slightly brownish or purplish tint

Arusha Sunstone is a combination of Feldspar and Beryl

This semi to translucent stone occurs in an array of hues

Hackmanite is very reactive under UV light

Jade 7x9-8x10mm Pebble A Grade - 15-16-Inch Disc but takes a trained eyeJade refers to an ornamental mineral, mostly known for its green varieties. Jade has been used for tens of thousands of years, initially as tools because of its hardness, but is prized, especially in Asian cultures, as a gemstone that is cut into many shapes and often given a high polish.