Galena vs San Gregorio di Catania

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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 is one of the most abundant and widely distributed sulfide minerals.

It crystallizes in the cubic crystal system often showing octahedral forms. It is often associated with the minerals sphalerite, calcite and fluorite.

Source: Wikipedia

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San Gregorio di Catania (Sicilian: San Grigoriu) is a comune (municipality) in the Metropolitan City of Catania in the Italian region Sicily, located about 170 kilometres (110 mi) southeast of Palermo and about 7 kilometres (4 mi) northeast of Catania.

San Gregorio di Catania borders the following municipalities: Aci Castello, Catania, San Giovanni la Punta, Tremestieri Etneo, Valverde.

Source: Wikipedia