Diamond

Post on 07-Jul-2015

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Transcript of Diamond

Where Is It Found?Where Is It Found?

• The earliest sources of gem diamond were India and Borneo where they were found in river alluvium. However, most diamond now are from South Africa, Africa and Siberia.

My Mineral GlossaryMy Mineral Glossary

• Crystal: A transparent mineral or glass resembling ice.• igneous roCk: Geology produced under conditions involving

intense heat , as rocks of volcanic origin or rocks crystallized molten magma.

• MetaMorphiC roCk: Rock that was once one farm of rock but has changed to another under the influence of heat ,pressure, or some other agent without passing through a liquid phase

• Mineral: Any of a class of substances occurring in nature , usually comparing inorganic substances, as quartz or feldspar of definite chemical composition

• sediMentary roCk; sedimentary rocks make up about three- quarters of the rocks at the Earth’s surface rock formed from consolidated clay sediments

What does Diamond Look Like?What does Diamond Look Like?

• Diamond is transparent translucent .It is white ,colorless, yellow ,green ,blue, or sometimes brown the diamond has a high refractive index

What Is It?What Is It?

• A diamond is a crystal bonded with carbon atoms. Diamonds are extremely hard and dense.

What Are Its Uses?What Are Its Uses?

Diamonds are used for making jewelry and it is very valuable.