Mountain Crystal View larger

Mountain Crystal

050520205061

New product

 Long spiky crystals, transparent in color. 

Price: € 200,--

Found: Diamantina  Brasil

Weight:  432 Gr.

Size; 9,8 x 9,5 cm

Provenance: Coll. Belo Horizonte 1980,  ex. coll.  University Amsterdam 

More details

  • Rock Crystal (Quartz) is a mineral with a hardness of 7 out of 10 on the Mohs scale of mineral hardness [?]. These Trigonally structured gems are made of silicon dioxide, their full chemical compound being SiO2.

    Rock Crystal is the purest water-clear and colorless from of Quartz. It is known as mountain crystal (Bergkristall). It is the presence of impurities that gives other varieties of quartz their colors.