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Galena
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Galena, also called lead glance, is the natural mineral form of lead(II) sulfide (PbS). It is the most important ore of lead and an important source of silver.
Galena with minor pyrite
Galena with minor pyrite
Galena with baryte and pyrite from Cerro de Pasco, Peru; 5.8 cm × 4.8 cm × 4.4 cm (2.3 in × 1.9 in × 1.7 in)
Galena with baryte and pyrite from Cerro de Pasco, Peru; 5.8 cm × 4.8 cm × 4.4 cm (2.3 in × 1.9 in × 1.7 in)
Galena "cat's whisker" detector
Galena "cat's whisker" detector
Lead(II) sulfide
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Lead(II) sulfide is an inorganic compound with the formula PbS. Galena is the principal ore and the most important compound of lead. It is a semiconducting material with niche uses.
Galena-based cat's-whisker detector used in the early 1900s
Galena-based cat's-whisker detector used in the early 1900s
World War II German PbS infrared detector
World War II German PbS infrared detector