How Did Tanzanite Stone Get Its Name?
How Did Tanzanite Stone Get Its Name? The name tanzanite was given because the world’s only known tanzanite deposit of commercial importanc
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Gemstones
Where Are Precious Stones Found?
Precious Stones, or gems, are minerals used for adornment, and they are found in rocks. Rocks are divided into three groups. The igneous (fire-formed)…
How Are Diamonds Used in Industry?
Industrial diamonds are used for such a wide variety of purposes that a sudden shortage would cause havoc in many branches of manufacture an