Fluorite with Mica and Schorl – NERF 021

Fluorite crystal group with bits of muscovite and schorl

Measurements:  38 x 27 x 26 mm

Description:  A group of fluorite crystals with bits of schorl and mica. 

The specimen has a few nicks.

Weight of Specimen:  25.2 g

Chemical Composition:  CaF2  (fluorite)
                                         KAl2(Si3Al)O10(OH,F)2  (muscovite / mica)  
                                         NaFe2+3Al6Si6O18(BO3)3(OH)4  (schorl)

Hardness on Mohs Scale:  (fluorite)  4
                                            (muscovite / mica2-2.5
                                            (schorl)  7.5

Location:  Erongo Region, Namibia.

Specimen Code:  NERF 021

US $ 7


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