![]() However, these elements are difficult to harvest. They are also used in the manufacture of consumer electronics, radar systems, catalytic converters, and superconductors. The Sought-After Rare EarthsĪlso known as rare earth minerals or “rare earths”, rare Earth elements, as the name suggests, are ultra-rare and precious deposits that are used in a wide range of applications, including energy, glass and ceramics, rechargeable batteries, renewables, healthcare, transportation, and even banknotes. In 1898, in his novel Conquest of Mars, Garrett Serviss Edison describes how a human expedition and revenge mission to Mars discovers a gold-rich mining outpost on an asteroid. The idea of exploiting the mineral deposits of asteroids and other celestial bodies is as old as the space conquest in science fiction literature. The extraction of mineral resources from both space and the ocean appears to be a solution to secure the supply of materials that are rare and have become expensive on land. ![]()
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