Stone Sand And Clay
8 PCR records in this directory.
- Bitumen and asphalt, natural; asphaltites and asphaltic rock
- Clays
- Granite, sandstone and other monumental or building stone
- Gypsum; anhydrite; limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement
- Marble and other calcareous monumental or building stone
- Natural sands
- Pebbles, gravel, broken or crushed stone, macadam; granules, chippings and powder of stone
- Slate