Schorl - Dravite Tourmaline in Quartz #2 Location_Kazakhstan Burtree Slits is an unusual

Burtree Slits is an unusual Fluorite locality in the North East of England in Stanhope

but there is a video in sunlight and a couple of photos showing the incredible purple colours with the light behind them

likely due to geological movements during the approximately 95 million years it has sat buried in rock waiting to be unearthed for your collection

great for problem solving

Rose Quartz was formed when Ares

Schorl - Dravite Tourmaline in Quartz #2 Location_Kazakhstan Burtree Slits is an unusualThis 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