What is "rare earths"

Usage examples of "rare earths".

While gradually Aurigae was beginning to supply all agricultural needs and even manufacture needed parts for its technologies, she still had to haul in significant quantities of food stuffs and a multitude of the bits and pieces that Aurigae did not have the time or facilities to manufacture for itself More to the point, she had to send off immense loads of the raw ores, minerals and rare earths which made the Aurigae colony valuable, and affluent: commodities that in the main went into the manufacture of the low-pulse radar warning systems for other star systems.

The native lifeforms treat rare earths, metals, and chemical compounds like candy.

She consumes all of her carefully stockpiled energies, and for the first time in her life, she weaves a body for herself: A distinct physical shell composed of diamond dust and keratin and discarded rare earths and a dozen subtle glues meant to bind to every surface without being felt.

There is metal beyond our wildest dreams-iron, steel, rare metals, and rare earths-lying scattered about TKhut like pebbles.

Whatever creatures had lived here before had had different requirements for there were significant basic elements lacking in the soil: chitin, selenium, most of the rare earths, and a paucity of calcium, though quantities of that would have been available from sea creatures.

Neither system has been willing to trade with Man for centuries, and both have some agricultural goods and rare earths that we need.

But by preference they dwell on the slopes near the active volcanic ranges, where they mine all manner of rare earths and metals for offworld trading.

The rare earths paid for the trips while the access rights were her bank account for the future.

Helen's by the Bureau of Human Habitibility, Exploration, and Investigation had determined that the planet didn't have desirable metals and rare earths in sufficient quantity to make mining commercially viable--information that was easily accessible to anyone who felt like checking.