Sunstone 9x13-12x16mm Top Drill Irregular Flat Drop - 15-16 Inch - CLEARANCE test-48hour Biotite is a name used

Biotite is a name used for a large group of black mica minerals that are commonly found in igneous and metamorphic rocks

It is commonly found in the weathering of primary iron minerals and in iron ore deposits

browns and grays are reminiscent of a rainforest

Howlite is named for Canadian mineralogist Henry How

discovered a way to improve the quality of turquoise in the 1980's

Sunstone 9x13-12x16mm Top Drill Irregular Flat Drop - 15-16 Inch - CLEARANCE test-48hour Biotite is a name usedSunstone, a variety of Feldspar, is aptly named for its shades of gold, orange, red and brown, as well as its iridescent sparkle. As the stone catches the light, inclusions of Goethite or Hematite refract the light between the layers of the crystal, producing the effect of the stone seeming to shine from within.