Other crossword clues for answer "SHALE"
- SHALE
- Claylike rock
- Fissile rock
- Oil source
- Oil-yielding rock
- Fine-grained rock
- Fragile layered rock
- Product of mud compaction
- Rock used in fracking
- Fracking stone
- Sedimentary rock
- Fuel-yielding rock
- Layered rock
- Common fossil rock
- Rock made in layers
- Oil-rich mineral
- Hydrofracturing fractures it
- Synfuel source
- Petroleum source
- Thin-layered rock
- Source of oil
- Layered fissile rock
- Oil-bearing rock
- Rock that may yield oil
- Fracking target
- Mudstone
- Grained rock
- Flagstone material
- Source of aluminum
- Stratified rock
- Kerosene source
- Rock often containing quartz
- __ oil
- Flaky rock
- Laminated rock
- Not exactly hard rock?
- Fuel oil source
- River-delta material
- Fossil holder
- Oil-producing rock
- Earth's crust, mostly
- Rock source of petroleum
- Rock made into flagstones
- Source of kerosene
- Rock.
- Petrologist's concern.
- Type of rock.
- Porous rock.
- Clayey rock
- Emergency oil source
- Kind of rock
- Oil rock
- Easily split rock
- Oil yielder
- One source of oil
- Potential oil source
- ___ oil
- A source of oil
- Argillaceous rock
- Rock that splits into bits
- An oil source
- Cleavable rock
- Type of oil
- Kind of oil
- Oily stone
- Rock that may hold fossils
- Brick ingredient
- Fossil medium
- Shelf material
- Fossil-yielding rock
- Fossil source
- Slate, originally
- Rock used for flagstones
- Mineral layer involved in fracking
- Something settled long ago?
- Fracking material
- Something fracked in fracking
- Some mudrock
- Rock in which fossils can be found
- Thin-layered sedimentary rock
- Sedimentary stuff
- Oily rock
- Sedimentary rock well suited to preserving fossils
- Hardly hard rock?
- Possible source of petroleum
- Rock involved in fracking
- Fine-grained sedimentary rock
- Mud, after centuries
- Rock made from layered mud
- Rock that splits easily
- Rock that's fracked
- Easily cleaved rock
- Fossil-yielding sedimentary rock
- Oil-yielding mineral
- Rock from which slate is formed
- Soft, sedimentary rock
- Laminar rock
- Mudstone, e.g.
- Compressed clay
- Most common sedimentary rock
- Mud, after compaction
- Frackable rock
- Product of clay compaction
- Rock formed from compressed mud
