- Sapphires come in all colors of the rainbow
- You should never clean Iolites with an ultrasonic cleaner
- Amethysts and Citrines are the same mineral, only different colors, and excessive heat can change the color from one to the other
- An Aquamarine and an Emerald are the same mineral?
- You can dig for diamonds in Arkansas at the Diamond Crater National Park
- When Sapphires have a pinkish to pinkish-red hue they are called "Pink Sapphire," but when the dominant hue becomes red, they are called "Rubies"
- Ancient Greeks named Amber from the word "electron" because if rubbed Amber gives off static electricity
- Fossilized tree sap must be at least 30 million years old to be considered Amber
- Obsidian is a natural glass formed during volcanic eruptions?
- Beautiful blue-violet Tanzanites come out of the ground colorless, and must be heated to attain their beautiful depth of color
- Tourmalines and quartz will develop an electrical charge when heated, and tourmaline jewelry will attract dust when displayed under hot lights
- There is no such thing as "Jade" - green "Jade" is actually either one of two different minerals, Jadeite and Nephrite, and Jadeite is the more valuable of the two
- The second most valuable color of Jadeite is lavender
- You can dig and pan for colored gemstones such as emerald, aquamarine, moonstones, garnet, citrine, amethyst, ruby, and sapphire at Gem Mountain, in Spruce Pine, North Carolina
- There is a new man-made brilliant white stone called Moissanite, which can fool a jewelry store Diamond tester
- The big "Ruby" in the royal crown of England is actually a red Spinel
- Ivory imitations are carved from corozo nuts, tagua nuts and duom palm nuts
- If allowed to sit in moist or humid conditions too long, Hematite jewelry has such a high iron content it will actually rust
- Black Jet, made popular for use in jewelry by Queen Victoria in the 19th century, is actually a type of fossilized coal formed 180 million years ago from dead trees
- It takes one to three years to grow a cultured Pearl
- Goldstones are not stones at all - they are actually glass containing copper crystals that give it aventurescence
- "Black Onyx" is actually orange and brown Sardonyx that has been dyed black, and should be cleaned carefully to avoid removing the dye and dulling this porous Quartz
- Cultured Pearls are made by inserting a small shell bead into an oyster as an irritant, and waiting years for the oyster to cover the bead with its luscious nacre
- Amethysts can fade if exposed to too much sun
- Historically, before science could tell minerals apart, all yellow stones were called "Topaz"
- Pearls, by law, must be called "cultured Pearls" unless they are completely natural, and most Pearls sold today are cultured
- A "Herkermer Diamond" is actually made of Quartz
- "Smokey Topaz" is not a Topaz at all - its a misnomer for brown Quartz
- Radiation causes Diamonds to turn green
- New process has been recently developed to achieve a green color in Diamonds using just pressure and heat
- In ancient times the term "Sapphire" meant all blue stones, but usually meant Lapis Lazuli - which was considered the most expensive stone in the world.
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About Sterling Silver 
