Demantoid Garnets on (?)Feldspar Matrix - NER 018

Measurements:  31 x 17 x 13 mm

Description:   Green demantoid garnets of up to 5 mm on edge, sit on a (?)feldspar matrix. Damage only to edges of specimen.

Weight of Specimen:  16.8 g

Chemical Composition:  Ca₃Fe³₂⁺(SiO₄)₃  (garnets)
                                       KAlSi₃O₈  (feldspar)   

Hardness on Mohs Scale:  (garnets)  6.5-7
                                          (feldspar)  6 - 6.5

Location:  Erongo, Namibia

Specimen Code:  NER 018

US $ 35