Green Tourmaline crystal on unusual Clear Calcite crystal overgrown dusted Mica layer 144gOvergrown layer This Green Tourmaline crystal on unusual Clear Calcite crystal overgrown dusted Mica layer weighs 144g. What is unusual about this crystal is revealed when you look through the Clear Calcite cap. Underneath you can see the lower external rough Mica rich layer extends upwards, under this cap. The underlying crystal with the rough layer formed first and then was partially overgrown by this Calcite cap crystal. There is also a Green

Overgrown layer

This Green Tourmaline crystal on unusual Clear Calcite crystal overgrown dusted Mica layer weighs 144g.  What is unusual about this crystal is revealed when you look through the Clear Calcite cap. Underneath you can see the lower external rough Mica-rich layer extends upwards, under this cap. The underlying crystal with the rough layer formed first and then was partially overgrown by this Calcite cap crystal. There is also a Green Tourmaline crystal. 

Green Tourmaline is a complex lithium rich borosilicate mineral and member of the Tourmaline family. It crystallizes in the form of elongated rods or triangular and pyramidal crystals. It is usually associated with Quartz. Green Tourmaline is a powerful heart-activation stone. It brings invigorating energy of growth and expansion to the emotional body. The resonance of Green Tourmaline aligns with the heart chakra, helping to calm the nervous system and emotions.