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Diamond Grading

The Question: I would like to know how diamonds are graded? The Answer: Diamonds with a color between colorless and yellow receive a letter…

diamond

(Encyclopedia) diamond, mineral, one of two crystalline forms of the element carbon (see allotropy), the hardest natural substance known, used as a gem and in industry. The discoveries of 1870–71…

Diamond, David

(Encyclopedia) Diamond, David, 1915–2005, American composer, b. Rochester, N.Y. Diamond was trained at the Cleveland Institute of Music and the Eastman School; he also studied with Roger Sessions in…

Diamond Head

(Encyclopedia) Diamond Head, peak, 761 ft (232 m) high, along the rim of an extinct volcano, SE Oahu island, Hawaii. A prominent point in the Honolulu skyline, Diamond Head was designated a national…

O'Neil, Buck

(Encyclopedia) O'Neil, Buck (John Jordan O'Neil), 1911–2006, African-American baseball player and coach, b. Carrabelle, Fla. One of the stars of the Negro leagues, he began playing semipro baseball…

Simon, Neil

(Encyclopedia) Simon, Neil (Marvin Neil Simon), 1927–2018, American playwright, b. the Bronx, New York City. His plays, nearly all of them popular with audiences, if not always with critics, are…

Kinnock, Neil Gordon

(Encyclopedia) Kinnock, Neil GordonKinnock, Neil Gordonkĭnˈək [key], 1942–, British politician, b. Tredegar, Wales. The son of a miner, he studied at University College, Cardiff. In 1970 he was…

Sheehan, Neil

(Encyclopedia) Sheehan, Neil (Cornelius Mahoney Sheehan), 1936-2021, American journalist, b. Holyoke, Ma. Sheehan was hired by United Press…

Diamond, Peter Arthur

(Encyclopedia) Diamond, Peter Arthur, 1940–, American economist, b. New York City, Ph.D. Massachusetts Institute of Technology, 1963. Diamond was a professor at the Univ. of California, Berkeley,…

Neil Jordan

writer, director, screenwriter, producerBorn: 2/25/1950Birthplace: County Sligo, Ireland Neil Jordan worked as a laborer in London before founding the Irish Writers Co-operative in 1974 and…