EXCEPTIONAL AMETHYST AFTER CALCITE EPIMORPH
Place of origin: Artigas – Uruguay
Geological period: Cretaceous
Age: 120-140 million years old
Height (Including Stand): 32 cm
Dimensions: H 25 cm x W 16 cm x D 15 cm
Condition: This is an original piece without any restoration
A stunning fragment from a large geode preserving an intense bed of deep purple small sized amethyst crystals. to the right we see the rocket shaped cast formed by a second generation of amethystine quartz growing over a calcite, which subsequently dissolved - a phenomenon known as epimorphism.