The Kimberley process (KP) came into force in 2003 with the goal of regulating and ending the trade in conflict diamonds. The KP focuses primarily on breaking the nexus between rebel movements and the diamond trade, but not necessarily on the broader human rights challenges that are still ...
举报 答案:解析: 1.The world’s Hardest Substance. 2.Not all diamonds are found in Africa. 3.black carbon 4.Nowadays diamond is a symbol that not common people can have it.Only the rich can own it. 5.钻石是世界上最硬的天然物质。 解析看不懂?免费查看同类题视频解析查看解答 特别推荐 二...
DiamondsarefoundinanumberofcountriesincludingAustralia,SouthAfrica,BrazilandTheRussianFederation.In fact,therearetwomaintypesofdiamonds.Thesearecolourlessdiamonds(about25%ofthosefound),whichhaveonlyafewimpuritiesandareusuallymadeintojewellery,andblackdiamonds—theremaining75%—whichcontainalotofimpurities,andareused...
Large deposits of copper are mined in Peru and Zaire, diamonds are mined in South Africa and petroleum is recovered in the Middle East. Countries that do not have these resources within their own boundaries must buy from countries that export them. Foreign trade also occurs because a country...
In previous articles, we wrote about the January 1905 discovery of the world’s largest gem-quality clear diamond, which was the “Cullinan” diamond, found in Pretoria, South Africa — a 3,106-carat diamond weighing 1.33 pounds. You can read about what happened to the Cullinan diamond below...
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Most cinder cones are only a few dozen to a few hundred feet tall. Some of the largest are over 1000 feet tall. Some cinder cones grow to over one mile in diameter at their base, but most are smaller. Cinder cones are small because the eruptions that build them are usually brief and...
Gmat - CR逐题精讲 - Telomerase is an enzyme that is produced only in cells that are 02:58 Gmat - CR逐题精讲 - A child learning to play the piano will not succeed unless the c 03:34 Gmat - CR逐题精讲 - Colorless diamonds can command high prices as gemstones. 03:47 Gmat -...
aThere are many diamonds produce from countries in Africa, but some people used these diamonds to buy a lot of guns and killed a lot of people. 有许多金刚石产物从国家在非洲,但某些人使用这些金刚石买很多枪并且杀害了很多人民。 [translate] ...
They hired Jacquie Manning, a professional photographer whose work is about capturing (捕捉) the beautiful things in life, from clear lakes and skies to diamonds and ballgowns (晚礼服). She came to our house while I was at work, and over several hours, took photos of the hundreds of dra...