#Topaz is a silicate mineral of aluminium and fluorine with the chemical formula #Al2SiO3(F,OH). It is used as a gemstone in jewelry and other adornments. Common topaz in its natural state is
#Topaz is a silicate mineral of aluminium and fluorine with the chemical formula #Al2SiO3(F,OH). It is used as a gemstone in jewelry and other adornments. Common topaz in its natural state is