Botryoidal, Pearly Blue Chalcedony - SKMF 010

Botryoidal pearly blue semi-transparent chalcedony, N'Chwaning 3

Measurements:  48 x 26 x 29 mm

Description:   Botryoidal, pearly blue, semi-transparent chalcedony with pieces of calcite from a recent find at N'Chwaning mine. The only notable damage to this interesting-looking specimen, is to its bottom, where it parted from the matrix.

Weight of Specimen:  24 g 

Chemical Composition:  SiO2   

Hardness on Mohs Scale:  6.5 - 7

Location:  N'Chwaning 3, Kalahari Manganese Fields, Kuruman area, South Africa.

Specimen Code:  SKMF 010

US $ 150

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