Quarz und Sphalerit aus Madan, Bulgarien (73g) Larimar surface texture

surface texture

This characteristic growth form occurs mainly in alpine rock crystals from Switzerland and makes these pieces coveted collector's items

Entdecke die Kraft des schwarzen Turmalins

uncut form

Brandberg Amethyst is distinguished by its unique combination of different quartz types within the same crystal

Quarz und Sphalerit aus Madan, Bulgarien (73g) Larimar surface textureQuartz Sphalerite Specimen from Madan, Bulgaria A Mineralogical Natural Wonder A Quartz Sphalerite specimen is a naturally grown mineral specimen where transparent to milky quartz crystals occur together with sphalerite a zinc sulfide mineral with a characteristic resinous luster on a common matrix. This particular piece comes from Madan in southern Bulgaria, one of the most important discovery regions for sulfide ore minerals in all of Europe, and