Rough emerald
Ruby and tsavorite rough stones
Pearl pigment powders
Freshwater Pearl, Sea Pearl
Coral trout
Giant pearl
Gems like rough gems specially blue sapphires
Ambergris
Rudraksh malas, phases of rudraksh, bracelets, pendants, tulsi malas, redsandal malas
Ruby, mica
Chains and clutch bearings
Ruby and firoza
Moissanite, ruby, sapphire
Tanzanite Precious Stones
Ruby stones
Pearl pigments, polymer dyes
Blue sapphire
Natural pearls ( sea pearls ) cultural pearls ( fresh water)
Sensors like radioisotope sources (am-241, cs-137), ion chamber
Tourmuline citrine and sunsitra