Tourmaline (schorl) in chlorite schist

Here you get an extraordinary collector's item.

These tourmaline crystals are embedded in chlorite schist.

Recent studies have shown that these seemingly black tourmalines are actually rare fluor-dravite.

Further information on this can also be found on Wikipedia under Fluor-dravite.

The specimen has a size of approx. 11.6 x 7.7 x 4.5 cm and a total weight of approx. 420 g.

It originates from the Zillertal (Austria).

Mineral:

Tourmaline (schorl / fluor-dravite) in chlorite schist

Cut shape:

Rough specimen / collector's item (natural)

Origin:

Zillertal (Austria)

Dimensions:

approx. 11.6 x 7.7 x 4.5 cm

Total weight:

approx. 420 g

Special features:

Tourmaline crystals embedded in chlorite schist, scientifically identified as fluor-dravite