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gabrielnewman · 5 years ago
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GALENA (GALENITUL, STEIMENNITUL) - Piatra care ne ajuta sa recuperam bucatile de Suflet pierdute (PbS)
GALENA (GALENITUL, STEIMENNITUL) – Piatra care ne ajuta sa recuperam bucatile de Suflet pierdute (PbS)
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GALENA este o sulfura de plumb, cu un raport intre plumb si sulf de 1:1. Are o duritate de 2.5 pe scara Mohs si cristalizeaza in sistem cubic. Este un mineral care formeaza cristale cubice sau octaedrice, insa poate aparea si sub forma de granule sau blocuri. Galena ia nastere in rocile metamorfice sau cele magmatice, bogate in sulfuri precum Sfalerit, Pirita si Calcopirita, dar si alaturi de Cua…
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