Measurements: 33 x 25 x 22 mm
Description: A well-formed schorl crystal pair (main crystal 14 mm long) sits on / is partially embedded in a lovely, well-formed floater feldspar crystal, that has some traces of mica on its surface, giving it a few shiny patches.
The specimen displays well on a flat surface, in a number of positions. The image (bottom left) shows one of the sides of the feldspar crystal.
The schorl crystals are not terminated, and has only a small nick (easily seen on these images).
Weight of Specimen: 22.9 g
Composition: NaFe2+3Al6Si6O18(BO3)3(OH)4 (schorl)
on Mohs Scale: (schorl / black tourmaline) 7.5
Location: Zimbabwe, Africa.
Specimen Code: VAR 040
US $ 25