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Gaudefroyite & Calcite 71g IE12

Gaudefroyite & Calcite 71g IE12

Běžná cena $75.00 USD
Běžná cena Výprodejová cena $75.00 USD
Sleva Vyprodáno
Gaudefroyite and Calcite
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape, South Africa
56 mm x 33 mm x 26 mm, 71 grams
 
The Geological Approach: 
  • Sub-metallic, opaque, dark grey to black, elongated crystals of Gaudefroyite.
  • Micro, colorless, trigonal Ettringite crystals have developed with the Gaudefroyite.
  • Sub-vitreous, colourless, translucent Calcite crystal has developed on the surface of the Gaudefroyite.
  • Minor Andradite Garnet drusy on the specimen.

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  • In most cases, damage will be present from where the specimen was removed from it's parent material.
  • Sandy residue may be present.
  • Minor scattered chips to the crystal edges and faces may be present.
  • Any polished material will have minor surfaces scratches, natural fractures and vugs.
  • We use the International System of Units (SI), so please Convert your measurements.
  • IMPORTANT- Please Read Shipping Policies BEFORE ordering.
  • https://zaminerals.com/pages/shipping-policies

     Shipping is included on orders of $500 or more.
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