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Meneghinite



Meneghinite
CategorySulfosalt minerals, Lead minerals
Chemical formulaCuPb13 Sb7S24
Identification
ColorBlackish lead-grey
Crystal systemOrthorhombic
Cleavageone perfect
Fractureconchoidal
TenacityBrittle
Mohs Scale hardness
LusterMetallic
PleochroismWeak
StreakBlack shining

Meneghinite is a sulphosalt mineral with the chemical formula CuPb13 Sb7S24.[1]

In the orthorhombic crystal system, meneghinite has a Mohs hardness of 2½, one perfect cleavage and a conchoidal fracture. It is a blackish lead-grey in colour and gives a black shining streak. Its lustre is metallic.[1]

Discovered in the Italian Province of Lucca in 1852[1], it is named after Giuseppe Meneghini (1811-1889) of the University of Pisa, who first observed the species.[2] The Bottino Mine in Lucca is the type locality.[1]

References

  1. ^ a b c d Mindat information page for Meneghinite
  2. ^ (2007) "Meneghinite", in The Brown Reference Group plc: Treasures of the Earth. De Agostini UK Ltd. ISBN 0748979956. 
 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Meneghinite". A list of authors is available in Wikipedia.
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