Microcline feldspar with smoky quartz Vanadinite with a small amount of

with a small amount of light gray matrix on the base

it has a frosted luster with a sheen effect

commonly known as "elestial" quartz

you can see inverted striated patterns

this unusual variety of quartz gets its color from iron oxides

Microcline feldspar with smoky quartz Vanadinite with a small amount ofLocale: La Mancuerna, Tatatila, Veracruz, Mexico Approx size: 12. 5" Approx weight: 15100g Microcline is a type of feldspar that forms opaque blocky geometric crystals, the groupings often resembling cities and architectural forms. The mineral is near white with parallel striations; this is called "perthitic" texture and is common in microcline, caused by the intergrowth of two varieties of feldspar. Feldspar likes to grow as twinned crystals, meaning