Ghost amethyst from Tehuilotepec, Mexico XXL

Phantom Amethyst from Tehuilotepec (Guerrero), Estado, Mexico
 
 Variety of ultra RARE Amethyst , sumptuous color with ghosts !
 Presence of two Calcite on the piece .
 An Amethyst for discerning collectors .
 Note 3 small crystals missing on the edge of the piece.
 Beautiful presentation , very aesthetic and XXL size !
 These are very rare Amethysts , almost impossible to find today. They are in a dangerous place to access, this is one of the causes for which there are few parts found. It is also very difficult to find completely intact parts.
 The crystallization is typical and unique there, cathedral crystals with ghosts in some crystals .
 
 Video: https://www.youtube.com/watch?v=RcbBFx074Co
 
 Size: 29 cm long by 15 cm wide by 10 cm high for 4 kg 497
 Chemical formula: SiO2
 Crystal System: Trigonal
 Hardness Mohs scale: 7
 
 Definition: It is a variety of purple quartz , found throughout the world ( Amethyst from Brazil, Uruguay, Africa, Mexico, Bulgaria, France, etc.). This pronounced purple color is due to silicon dioxide . It is found in very translucent to very dark format. We will find the amethyst as an element of choice in jewelry and classified as a fine stone according to the quality of the crystals . It is found in various forms: Geodes of Amethysts , Druses or clusters of Crystals , Crystal , pebbles raw or polished, Spheres or Eggs , sometimes also sliced .