One these sold for over $30 Million USD…

According to the International Gem Society, large, gem-quality rubies can be more valuable than comparably sized diamonds and are certainly…

November equals Topaz & Citrine

Topaz: Topaz is a silicate mineral of aluminum and fluorine. Topaz crystallizes in the orthorhombic system, and its crystals are mostly prismatic terminated by pyramidal and other faces. It is one of the hardest naturally occurring minerals and is the hardest of any silicate (i.e., silicon-based) mineral. This hardness combined with its usual transparency andContinue reading “November equals Topaz & Citrine”

Etruscan…

The origin of the Etruscans has been much debated but, according to present thinking, they were largely native Italians domiciled in central Italy, the modern Tuscany, who had developed their natural resources so skilfully that they became extremely wealthy. In return for their mineral and agricultural products, they were able to import luxuries from GreeceContinue reading “Etruscan…”

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