Sentence examples for which diamonds from inspiring English sources
For example, it occurs in some peridotites, especially those called kimberlites, which are the rocks in which diamonds occur.
They were blamed for the robbery in December at the Harry Winston store in Paris, in which diamonds valued at more than $100 million were taken.
Global Witness, a British advocacy group that helped to establish the certification program, pulled out in protest in December, saying the body had failed to deal with situations in which "diamonds have been fueling violence and human rights violations".
Caroline De Wolf, a spokeswoman for the Antwerp World Diamond Center, a trade organization that promotes the diamond business in Belgium, said the group was still waiting for more information about which diamonds were recovered.
Kimberlite — whose name refers to the volcanic rock in which diamonds can be found — has more than a dozen active engagements with clients in its real estate and financial groups, said Mr. Coster, who runs the firm's real estate practice.
Some moissanite stones also have curved, string-like inclusions, which diamonds never have.
Haile Selassie was soon to fall in Ethiopia, which, Diamond notes, would leave "almost all of sub-Saharan Africa... under military or one-party rule".
Synthetic diamond resembles natural diamond in most fundamental properties, retaining the extreme hardness, broad transparency (when pure), high thermal conductivity, and high electrical resistivity for which diamond is highly prized.
In Kenema, military officials said, Lebanese merchants sell water pumps, which diamond prospectors use to fill holes with water so they can look for diamonds, as if they were panning for gold in the American Old West.
In this form, alumina has great chemical purity, extreme hardness (9 on the Mohs hardness scale, on which diamond is 10), high density, and a high melting point (slightly above 2,050° C [3,700° F]).
In the suit Berg accused Diamond of withholding profits from him, which Diamond denies.
