Hollow Green Tourmaline Crystal - Barra do Salinas #9 Shape_Other The second sub group is

The second sub group is Plagioclase Feldspars

Size: 76mm x 69mm

It is covered with white / clear Calcite rhombs

Blue John Fluorite in Derbyshire is the only place in the world this blue

Hollow Green Tourmaline Crystal - Barra do Salinas #9 Shape_Other The second sub group isThis 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