merald Gemstone And Origins - Stone Emerald/ Emerald is a selection of the mineral beryl (Be3Al2 (SiO3) 6) tinted eco-friendly by the number of chromium and also sometimes vanadium Beryl has a hardness of 7.5 to 8 on a scale of 10 factors of mineral firmness Mohs solidity. Many emeralds are quite really low and also the lack of top quality emerald stone. The word " Emerald" is derived ( via Old French : Esmeraude and Middle English : Emeraude ), from Vulgar Latin : esmaralda / Esmaraldus , a variant of the Latin Smaragdus , which is derived from the Greek : σμάραγδος ( smaragdos; " green jewel "); Her good original Hebrew word אזמרגד izmargad means " emerald" or " green" or Marakata मरग्दम् Sanskrit word which means " green." The name can also be related to the Semitic word baraq ( בָּרָק, البراق , " lightning" or " shining") ( cf.. Hebrews : bareqeth ברקת and Arabic : برق Ba...