Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structure
The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green. But ...
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Where can I sell my loose gemstones, birthstones and crystals?
Alexandrite is a popular gemstone in how its color can change in different lights: blue or green in daylight, and purple, pink or red in incandescent or candlelight. As such, the value of your ...
New York Gem Dealer Robert Bentley Is Branching Out Into Oil Painting
New York-based, upmarket gemstone dealer has created a series of oil paintings entitled "Tree Portraits" that celebrates the ...