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La Zarza mine
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La Zarza mine is an abandoned mine near the town of La Zarza-Perrunal, Huelva, Andalusia, Spain. The deposit is part of the Spanish part of the Iberian Pyrite Belt. The orebody is 2,900 meters long an
Instalación Minera La Zarza
Instalación Minera La Zarza
Copper
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Copper is a chemical element; it has symbol Cu and atomic number 29. It is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. A freshly exposed surface of pure co
Copper
A copper disc (99.95% pure) made by continuous casting; etched to reveal crystallites
A copper disc (99.95% pure) made by continuous casting; etched to reveal crystallites
Unoxidized copper wire (left) and oxidized copper wire (right)
Unoxidized copper wire (left) and oxidized copper wire (right)
The East Tower of the Royal Observatory, Edinburgh; the original copper was installed in 1894 and the refurbished copper in 1994
The East Tower of the Royal Observatory, Edinburgh; the original copper was installed in 1894 and the refurbished copper in 1994