Schorl - Dravite Tourmaline in Quartz #5 statement This lovely Quartz cluster from

This lovely Quartz cluster from Bulgaria shows a secondary growth of druzy crystals over the main body

This Copal from Madagascar has a light honey colour

This is a completely natural iridescent quartz that has the colours inside the quartz crystal

sphere from Madagascar

The deep reddy-pink colour of Erythrite is caused by Cobalt

Schorl - Dravite Tourmaline in Quartz #5 statement This lovely Quartz cluster fromThis 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