"Alaska black diamonds" is the trade name of a mineralized form of iron oxide known as hematite. Hematite occurs around the world, and the milled gemstones created from it hold a lustrous black finish. Hematite has been ... More »

A black snake with yellow diamonds is a diamond python, or morelia spilota spilota. It is a non-venomous snake found in Indonesia, Australia and New Guinea. More »

Naturally black diamonds are extremely rare and can have a very high value, depending on the cut, color, clarity and carat size of the diamond. The most accurate way to learn the value of a black diamond is to have it ap... More »

Black diamonds, also known as carbonadoes, are found primarily in central Africa and in Brazil. Black diamonds are impure polycrystalline diamonds that are composed of diamond, amorphous carbon and graphite. More »

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Gold in its purest form does not leave black or green marks on skin, but the other metals mixed in with gold jewelry, such as copper, nickel and silver, can cause discoloration on skin. Discoloration usually occurs when ... More »

Alaska got its name from the Aleut word "alaxsxaq," which refers to a piece of land the sea is directed toward. Russia only used "Alaska" in reference to the Alaskan Peninsula, but the United States decided to refer to t... More »

Chemical names for rust include iron oxide, ferric oxide and hematite. The substance is also known by its chemical formula, Fe2O3, which represents the two elements--iron and oxygen--that compose rust. More »