Measurements: 53 x 46 x 28 mm
Description: A light blue aquamarine crystal (18 x 15 x 12 mm) sits to the side of a group of schorl and feldspar crystals. The latter is partly coated with very minute greenish / yellowish crystals of a (to us, unknown) mineral.
The aquamarine crystal has only a few very small nicks, while the schorl crystals also have very little damage.
The specimen displays well on a flat surface.
Composition: Be3Al2Si6O18 (aquamarine)
on Mohs Scale: (aquamarine) 7.5 - 8.0
Specimen Code: NERA 011
US $ 125