Sentence examples for cobalt ore from inspiring English sources

At the beginning of the seventeenth century smalt began to be made in more places, and it may be that this led to a reduction of the quality of the smalt, or perhaps manufacturers found they could economise by using less cobalt ore and still achieve a marketable product [45].

Little cobalt ore is mined for the cobalt content.

erythrite; skutteruditeErythrite from Morocco (top) on skutterudite (bottom) with cobalt ore.

Congo began an inquiry after officials said radioactive copper and cobalt ore appeared to have been dumped into the Mura River, a source of drinking water for Likasi.

These rocks have weathered to form the striking terre rouge (i.e., red soils that overlie the island's extensive deposits of nickel, chrome, and cobalt ore).

Nickel is associated with the cobalt ore.

These cobalt ores, which were either cobaltite or erythrite, are probably fused with borax to be used in the composition of the blue glaze.

These are the only primary cobalt ores.

The typical hydrometallurgical processing of nickel and cobalt ores involves the precipitation of a mixed nickel cobalt intermediate product.

The name kobold was first applied (16th century) to ores thought to contain copper but eventually found to be poisonous arsenic-bearing cobalt ores.

When he was about 8, his mother began taking Delphin with her on her trips to the river to clean cobalt ores.