• A Brief Introduction to Minerals

    A Brief Introduction to Minerals
    Minerals, by definition, are naturally occurring “inorganic” (Not containing any organic) substances, often characterized by a precise crystal structure. Its “chemical structure” (The atomic arrangement of a substance) can be exact or can vary within a range. “Native elements” (Group of minerals with a molecular structure of only one element; examples are Copper, Sulfur, and Diamond). that occur in nature are also considered minerals. Minerals are economic goods. They are mined for the valuable elements they...
  • How Gemstones are Formed in Nature

    How Gemstones are Formed in Nature
    How Gemstones are Formed Minerals form under various conditions in the Earth's crust, the outermost layer of the Earth, with a depth of 8 to 40 km. Only two gemstone varieties (Peridot and the mighty diamond) form in the Earth's mantle, representing 84% of the Earth's volume. It consists mostly of molten rock called magma and is made up of 44.8% oxygen, 21.5% silicon,...
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