According to the International Gem Society, large, gem-quality rubies can be more valuable than comparably sized diamonds and are certainly…
Do you know the “Jewel of Kings?”
For ages, the Emerald has symbolized royalty along with eloquence, wit, and foresight.
The Jewel of Kings is also the birthstone for May.
In ancient times emeralds were considered sacred symbols of fertility and immortality. The emerald was mined in Egypt as early as 330 BC, but some estimate that the oldest emeralds are 2.97 billion years old.
Legend says Cleopatra, perhaps
A powdered glassy substance colored by metal oxides, which is melted onto a metallic surface aided by alkaline FLUX. (read: a flowing or flow)Enamel was in use by the second millennium BCE on gold and silver, and later also on copper.
A chemical spot test that can help identify the approximate composition of a gold or silver alloy.
December is a month with lots going on so I guess that’s why it has three different birthstones 🙂 Let’s start with Blue Zircon Zircon is a mineral belonging to the group of nesosilicates. Its chemical name is zirconium. Zircon forms in silicate melts with large proportions of high field strength incompatible elements. For example, hafniumContinue reading “Celebrating in December?”
Value Factors, Design, and Cut Quality of Colored Gemstones (Non-Diamond)
Understanding Gold, karats, jewelry, platinum, silver, goldsmith, jewelry manufacturing