Beryllium is found in emerald gemstones. Emeralds have the formula Be3Al2(SiO3)6 . The green color in emeralds comes from trace amounts of chromium...
Atomic # = 4 Atomic weight = 9.012
Beryllium is found in emerald gemstones. Emeralds have the formula Be3Al2(SiO3)6 . The green color in emeralds comes from trace amounts of chromium or vanadium.