Presentation :
Mineral composed of lead sulfide with the formula PbS. From Latin galena and Greek galene, “lead ore”. It was cited by Pliny as early as 77.
Most abundant lead ore. There ar...
Presentation :
Mineral composed of lead sulfide with the formula PbS. From Latin galena and Greek galene, “lead ore”. It was cited by Pliny as early as 77.
Most abundant lead ore. There ar...
Crystal Aqua-Aura
Physical properties
Aqua aura is a combination of rock crystal and pure gold, artificially created in the laboratory by taking natural quartz crystal formations and anima...
Presentation :
Silica dioxide SiO2.
Crystal whose growth stopped and then continued a few million years later and which kept the trace of this stopping. Sometimes layers of various mineral...
“HERKIMER DIAMOND”
Very pure SiO2 quartz crystal.
Refers to particularly pure and brilliant rock crystal crystals. Herkimer diamond crystal is a transparent and colorless pure and nat...
Presentation:
Celestine (or Celestite) is a mineral composed of natural strontium sulfate, crystallizing in the orthorhombic crystal system.
Names) :
Celestine / Celestite
E...
