kimberlite

/kim-ber-lahyt/US // ˈkɪm bərˌlaɪt //UK // (ˈkɪmbəˌlaɪt) //

金伯利岩,金伯利石,金伯利矿,金伯利进程

Definitions

n.名词 noun

1
- : Petrology. a variety of micaceous peridotite, low in silica content and high in magnesium content, in which diamonds are formed.

The yellow ground was already gone, and the equipment was cutting into the blue kimberlite below.
The diamonds at Kimberley are found in a blue earth, technically known as kimberlite and commonly called "blue ground."
"We placed the instruments without difficulty," Balgos began—and Connel's eye caught sight of the kimberlite samples on the table.