AMETHYST WITH CALCITE POLISHED/NATURAL GEODE
ORIGIN:
Product Details
- CRYSTAL/MINERAL
- AMETHYST
CALCITE - location
- Artigas, Uruguay
- SKU
- 052201
- DIMENSIONS
- 66cm x 19cm x 26cm (26in x 7.5in x 10.2in)
- GEOLOGICAL FORMATION
- AMETHYST
Amethyst is a variety of quartz that forms in volcanic rock cavities and geodes through the slow crystallization of silica-rich solutions. Its distinctive purple coloration results from trace iron impurities and natural radiation exposure during formation, typically occurring over millions of years.
The crystal structure follows the standard hexagonal pattern of quartz, with color intensity ranging from pale lavender to deep violet depending on iron content and radiation levels. Primary deposits are found in Brazil's basaltic flows, Uruguay's agate-lined cavities, and various locations worldwide where volcanic activity created suitable formation environments.
Amethyst crystals develop as druzy clusters or individual points within host rock, often displaying zoning patterns that reflect changing chemical conditions during growth. The gemstone ranks 7 on the Mohs hardness scale, making it durable while retaining the optical clarity characteristic of well-formed quartz specimens.
Formation requires specific temperature and pressure conditions, typically occurring at depths where hydrothermal solutions can circulate through fractured volcanic rock over extended geological timeframes.
Hardness: 7 on the Mohs scale | Crystal System: Hexagonal
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AMETHYST WITH CALCITE POLISHED/NATURAL GEODE
Sale priceAED 49,500.00