 |
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| oil shale A kerogen-bearing, finely laminated brown or black sedimentary rock that will yield liquid or gaseous hydrocarbons on distillation; oil shale | |||
| bituminous shale | |||
| pizarra bituminosa: 1 phrase in 1 subject |
| Statistics | 1 |
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| |||
| oil shale A kerogen-bearing, finely laminated brown or black sedimentary rock that will yield liquid or gaseous hydrocarbons on distillation; oil shale | |||
| bituminous shale | |||
| pizarra bituminosa: 1 phrase in 1 subject |
| Statistics | 1 |