Hollow Green Tourmaline Crystal - Barra do Salinas #8 Type_Cabochon however the samples contained around

however the samples contained around 6 times more Iron than Lithium

Please note

This rare example of Arsenopyrite in Quartz is from Cornwall

and even some unusual white Calcite

the beads may have minor natural imperfections

Hollow Green Tourmaline Crystal - Barra do Salinas #8 Type_Cabochon however the samples contained aroundThis 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