 |
| |||
| heavy spar | |||
| barite (barium sulfate); barium sulphate; blanc fixe; baryta | |||
| natural barium sulphate | |||
| cauk; cawk; dreelite; heavy barytes | |||
| tiff | |||
| allomorphite; baryte; heavy spar (tiff); kauk; terra ponderosa | |||
| heavy spar (BaSO4); heavy tiff; baryte spath | |||
| barite; barytes | |||
| |||
| heavy spars | |||