what is magnet and its ores and how it is manufactured

Meteorite Home Tests - Meteorite Identification Home . Iron ore is the most common meteor-wrong. Magnetite especially is very magnetic (hence its name) and hematite may or may not be mildly magnetic. Tin - Element information, properties and uses | Periodic ... A niobium-tin alloy is used for superconducting magnets. ... Tin is found principally in the ore cassiterite (tin ... So important was tin that the secrets of its ... How is iron extracted from the earth? | Reference How is iron extracted from the earth? A: Quick Answer. Iron ores in the form of hematite (ferrous oxide) and magnetite are removed from the earth through mining.    Read More

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