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Shale - Kind of oil

Word by letter:
  • Shale - Letter on S
  • 1 - st. word S
  • 2 - st. word H
  • 3 - st. word A
  • 4 - st. word L
  • 5 - st. word E

All questions by word:
Shale - Kind of oil Shale - Oil source Shale - Synfuel source Shale - Sedimentary rock Shale - Thin layered rock Shale - Not exactly hard rock? Shale - Mudstone Shale - Stratified rock Shale - Possible source of petroleum Shale - Laminated rock Shale - Petroleum source Shale - Brick ingredient Shale - Fine-grained rock Shale - Oil-bearing rock Shale - Fossil medium Shale - Mudstone, e.g Shale - Mud, after centuries Shale - Shelf material Shale - Compressed clays Shale - Compressed clay Shale - Oil-yielding rock Shale - River-delta material Shale - Rock that splits easily Shale - Layered rock Shale - Fossil-yielding rock Shale - Rock made from layered mud Shale - Slate, originally Shale - Fuel-yielding rock Shale - Fossil source Shale - A source of oil Shale - Easily split rock Shale - Oil-producing rock Shale - Most common sedimentary rock Shale - Fine-grained sedimentary rock Shale - Slate source Shale - Clay product Shale - Oily rock Shale - Layered sedimentary rock Shale - Fine pieces of stone on leash Shale - Stone that splits easily into fine pieces Shale - Sedimentary clay rock, which may contain oil Shale - Rock often containing quartz Shale - Oil-rich mineral Shale - Fossil holder Shale - Kerosene source Shale - Fissile rock Shale - Fracking rock Shale - Rock used for flagstones Shale - Thin-layered rock Shale - Clayey rock Shale - Soft sedimentary rock Shale - Type of soft rock Shale - Soft rock; heals (anag.) Shale - Oil-rich rock Shale - Mineral layer involved in fracking Shale - Something settled long ago? Shale - Easily-split sedimentary rock Shale - Rock husband during auction Shale - Flagstone material Shale - Small well in rock Shale - Hardly hard rock? Shale - Rock hotel in auction Shale - Easily split layered rock Shale - Rock fracked for gas Shale - Fracking material Shale - Rock that's "fracked" Shale - __ oil Shale - Mud, after compaction Shale - Something fracked in fracking Shale - *sedimentary rock Shale - Source of gas market includes hydrogen Shale - Fracking target Shale - Fuel oil source Shale - Rock that's fracked Shale - Fossil-yielding sedimentary rock