 |
| |||
| schistose clay; bass | |||
| laminar shale | |||
| silicified shale (частично или полностью замещённая кремнезёмом) | |||
| shale | |||
| batt; blacks | |||
| argillite | |||
| bat; shaly clay | |||
| shale clay; slate clay | |||
| |||
| shale | |||
| сланцеватая глина: 13 phrases in 5 subjects |
| Geology | 8 |
| Geophysics | 1 |
| Makarov | 1 |
| Oil / petroleum | 1 |
| Silicate industry | 2 |