Gem Buying Guide How to Buy a Gemstone The good news is we can teach you about gemstone quality. After you read our gem buying advice, you will know more than the average jeweler. The bad news is that you will...
Besednice Moldavite What is Moldavite? Moldavite is a green silica based tektite that formed during a meteorite impact approximately 15,000,000 years ago. The impact caused molten rock and meteorite to be...
M Mabe - A Japanese term for half-sphere pearls, which are cultured against the shell so that only half a pearl is formed. Malachite - A mineral which is characterized in appearance by bands of light and dark...