Two-Sided Fluorite Crystal Group with Hyalite Opal - NERF 005

2-sided fluorite crystal group with hyalite opal

Measurements:  63 x 42 x 23 mm

Description:  A two-sided group of fluorite crystals, with colour rangring from green to purple. One of the sides has quite a bit of hyalite opal on surfaces, as well as bits of mica. 

Damage is confined to the edges, and the specimen has a crack.

Weight of Specimen:  62.4 g

Chemical Composition:  CaF2  (fluorite)
                                       SiO2•1.5(H2O)  (opal)   

Hardness on Mohs Scale:  (fluorite)  4
                                          (muscovite) 2-2.5

Location:  Erongo Mountains, Erongo Region, Namibia.

Specimen Code:  NERF 005

US $ 75


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