Emerald [2] type of beryl mineral component of silicate of beryllium and aluminum, is found in the mines among the rocks hardwood and marble Unlike most precious stones, the color is dark green and deep transparent, and Aiih ranked in terms of importance. Acquires green color to the presence of trace amounts of chromium or iron, is the emerald gems, and compared with weights is the highest value among the gems, especially when peppered with veins of other metal salts, and salts of beryl hardness of between 8 and 10 on the Mohs scale of hardness of materials. [3] most emerald crystals containing husks minutes sometimes called Lester's name. It also features a multi-exotic particles. The full emerald very rare stones, and if found to be more expensive than diamonds. Emerald and Blue expensive than ever emerald yellow
