Hollow Green Tourmaline Crystal - Barra do Salinas #8 Type_Cabochon This rare example of Arsenopyrite

This rare example of Arsenopyrite in Quartz is from Cornwall

Please note

and even some unusual white Calcite

This rare Feldspar Pseudomorph known as a 'Pig Egg' is from the Bodelva Clay Pit in Cornwall

it has been used since ancient times as a firestarting crystal

Hollow Green Tourmaline Crystal - Barra do Salinas #8 Type_Cabochon This rare example of ArsenopyriteThis rare example of a "hollow" Green Tourmaline crystal come from Barra do Salinas in Brazil. You will receive the exact Green Tourmaline crystal shown in the pictures. Tourmaline comes in many colours, the green variety is also known as Verdite. Watermelon Tourmaline is a combination of pink (Rubellite) and green (Verdite), where the outer crystal is green and the inner is pink. High quality Watermelon Tourmaline is incredibly desirable, and is