Multi-Sided Schorl Crystal Cluster – NAM 030

Measurements:  38 x 27 x 20 mm

Description:  A lovely, multi-sided cluster of schorl crystals with bits of feldspar.

The specimen has very little damage, only a few contact marks.

Weight of Specimen:  17.6 g

Chemical Composition:   NaFe²⁺₃Al₆Si₆O₁₈(BO₃)₃(OH)₄  (schorl)
                                        KAlSi₃O₈  (feldspar)                         

Hardness on Mohs Scale:  (schorl)  7.5
                                          (feldspar)  6 - 6.5

Location:  Erongo Mountains, Erongo Region, Namibia.

Specimen Code:  NAM 030

R 80