Ruby - Tanzania(LW), Calcite - Poland(LW), Apatite - Portugal(LW+SW), Tiffany Stone - USA(LW+SW)
SW - short waves 254nm, LW - long waves 365nm
Size - from 2,7 x 1,9 x 1,0 cm to 7,0 x 7,0 x 4,5 cm
Weight - 276 g (whole set)