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An alloy is by definition a mixture of two or more metals to create different strengths and colors. For granulation, the following formula is preferred. It is important to start with pure metals. Even trace amounts of impurities can result in flaws in the metal.... (2005) Complete Story
Amber begins as resin exuded from trees millions of years ago. All known deposits of amber come from various tree species which are now extinct. Baltic amber was produced by a tree called Pinites succinifer, a tree sharing many characteristics of the currently living species Pseudolarix. In appearance it would have looked something similar to a pine or spruce tree.... (1998) Complete Story
Amber's warmth and rich glow convinced our earliest ancestors that it was petrified sunlight. Later, others believed it to be the hardened tears of a goddess. Those who were more earthy described amber as fossilized lynx urine.... (2002) Complete Story
Beryllium is a hard and shiny metallic element. Extremely rare, it's prized in industry for its high melting point and conductivity. Combined with other elements, it forms beautiful gemstones that are hard and brilliant.... (2001) Complete Story
Nature lavished her finest blues upon sapphires, the "Gem of the Heavens." Although the word "sapphire" itself means blue, the gem is found in nearly all the colors of the rainbow.... (2001) Complete Story
