Ilvaite, Sphalerite, Mongolia Gobi Desert Agate It is thought that these

It is thought that these agates are Psuedomoprhs after Calcite or Barite

15f lithium

large Smoky Quartz sphere with lots of little trapped bubble pockets that create a 'sparkly' effect inside

Inner Mongolia

Ammolite is an opal-like organic gemstone found primarily along the eastern slopes of the Rocky Mountains of North America

Ilvaite, Sphalerite, Mongolia Gobi Desert Agate It is thought that theseThis is a lustrous Ilvaite mineral specimen hailing from the Huanggang Mines of Inner Mongolia. Large size for this material and in excellent condition. Nice aesthetic shape. Ilvaite is a rare black silicate mineral with unique electrical properties. A lovely specimen for collectors looking for less common black crystals to work with. ILVA 0103 Size: 47mm x 32mm x 28mm Origin: Huanggang Mines, Inner Mongolia Ships within 3 business days Read more