Gold Nugget

Synonyms: Native Gold, Placer Gold, Qori, Sol
Classification: Elements, Copper group
Chemical formula: Au
Crystal system: Isometric
Density (g/cm3): 15 - 19.3 measured, 19.309 calculated
Tenacity: Malleable
Cleavage: None observed
Fracture: Hackly
Hardness (Mohs): 2.5 - 3
Colour: Rich yellow, paling to whitish-yellow with increasing silver
Lustre: Metallic
Streak: Shining yellow
Transparency: Opaque
Application: Used as standard for international currency, jewelry, electronics, dentistry  



TOPGEO Mineralienhandel GmbH
Dr. Petr Zajicek
Commercial register:
HRB 671194 Amtsgericht Ulm
VAT-Id: DE147815490
Gersbach 10
74589 Satteldorf
Telephone: +49 7950 1345
Telefax: +49 7950 8483
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