mineralogy‚ diamond (from the ancient Greek αδάμας – adámas "unbreakable") is an allotrope of carbon‚ where the carbon atoms are arranged in a variation of the face-centered cubic crystal structure called a diamond lattice. Diamond is renowned as a material with superlative physical qualities‚ most of which originate from the strong covalent bonding between its atoms. In particular‚ diamond has the highest hardness and thermal conductivity of any bulk material. ELECTRICAL CONDUCTANCE: - . Diamond is less
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Sahara desert General facts: Largest Desert in the world 10 percent of the African continent‚ 5000 years ago had a significantly larger mammal population‚ due to it getting dryer and over hunting in the last 100 years‚ the mammals are near extinction in the sahara. Intro: Definition of desert: “a region so arid because of little rainfall that it supports only sparse and widely spaced vegetation or no vegetation at all” Deserts cover about one fifth of our planet‚ and are caused by extremely
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DIAMOND MINING AND ITS IMPACT ON ENVIROMENT * Diamond is the strongest natural mineral known by a man. It is a crystalline form of carbon. * Composed primarily individual crystals of a cubic appearance. * There are three main uses for Diamonds * Industrial * Fashion (only 5% of diamonds) * Investment Approximately 130‚000‚000 carats (26‚000 kg) of diamonds are mined yearly‚ with a total value of nearly US$9 billion‚ and about 100‚000 kg are
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James Davis Professor Pope/GLY 101 March 26‚ 2014 Research Paper Sahara Desert Sahara Desert is the world’s largest desert. fahsdf asdfjk asdfjas dfasdkfj afoiwehfa djfaiweofj asdkfThe eastern Sahara is the driest region on Earth‚ where the received solar radiation is capable of evaporating over 200-times the amount of rainfall. It is characterized by a vegetation-free expanse of sandstone in the south and a limestone plateau in the north‚ with numerous sand sheets and sand dunes in numerous
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Marks each ) | | Case 1 | Conflict Diamonds | | | During the late 1990s South African diamond product De Beers and other companies on the diamond industry discovered that some of the diamonds they were buying or selling came from groups who used the proceeds to finance brutal civil wars. In Sierra Leone‚ rebels took control of diamond mines by systematically chopping off the arms and hands of as many as 20‚000 children‚ women and men until the diamond operations were turned over to them. Similarly
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Diamond earrings are definitely perfect for a gift. You can never go wrong buying these earrings as they are always a fit. But if you do not have knowledge with either diamond or earrings‚ it would be difficult to know which one to pick. The continuous advancement of technology brought so much interchange in our daily lives. It made our jobs easier that even shopping online nowadays is possible. This led to the booming of online shops in any item possible no matter how huge or little it is. With
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The Namib Desert 5/13/96 Period 6 The Namib Desert is a parched and rippled desert‚ an endless expanse. It stretches along the wouthwest coast of Africa from Angola in the north‚ through Namibia‚ into South Africa. The name Namib means "emptiness." About 1‚700 km (1‚060 mi long and 100 km (60 mi) wide‚ the desert is bordered on the west by the Atlantic Ocean. The Namib has an approximate area of 170‚000 sq km (65‚640 sq mi). It rises from sea level 914 m (3‚000 ft). Temperatures
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Desert Places by Robert Frost Snow falling and night falling fast‚ oh‚ fast In a field I looked into going past‚ And the ground almost covered smooth in snow‚ But a few weeds and stubble showing last. The woods around it have it - it is theirs. All animals are smothered in their lairs. I am too absent-spirited to count; The loneliness includes me unawares. And lonely as it is‚ that loneliness Will be more lonely ere it will be less - A blanker whiteness of benighted snow
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I agree with this view because key ideas are an important part of a film to make it more interesting for the audience. In the film Blood Diamond directed by Edward Zwick some of the key ideas are: What is valuable and important‚ the devastation of war and exploitation of people and resources. These key ideas in the film help viewers to understand the film better. The key idea of what is valuable is an important one in the film. The three main characters Maddy‚ Danny and Solomon all have something
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Plants Desert Baobab Tree The baobab tree is the iconic tree of the African Sahara. It is readily recognized by its enormous trunk and‚ by comparison‚ scrawny stems and twigs. It is the source of many legends among the tribes of the area‚ and is also a rich source of traditional medicine. In a land where rainfall is limited and it is rare to find even tiny bushes‚ the gigantic baobab tree thrives. It is able to do so due to a number of unique adaptations that it has perfected over the course
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