Schorl - Dravite Tourmaline in Quartz #4 Popular Crystals_Shungite This Ethiopian Opal specimen is

This Ethiopian Opal specimen is very hard to show on camera

good terminations and it also has some slight green areas

inadequacy and fear

Increases initiative

This unusual Agate specimen is a soft shade of pink

Schorl - Dravite Tourmaline in Quartz #4 Popular Crystals_Shungite This Ethiopian Opal specimen isThis incredible specimen of Tourmaline in Quartz is believed to be from the Piaui River Pegmatite in Minas Gerais Brazil, rather than the more commonly labelled Piaui region in north east Brazil. Rather than being a straight Black Tourmaline (Schorl), it displays a rich yellow green brown colour when backlit, and is instead much more likely to be a member of the Schorl Dravite series, with varying concentrations of iron and magnesium. The growth