Dark fine grained rock
Crossword Clue

  • We have found 40 answers to crossword clue "Dark fine grained rock"
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AnswerCrossword Clue
BASALTDark fine-grained rock.
hornfelsdark, fine-grained metamorphic rock, the result of recrystallization of siliceous or argillaceous sediments by contact metamorphism
graywackeany coarse-grained, usually dark sandstone containing angular mineral and rock fragments in a fine-grained clayey matrix also GREYWACKE, WACKE
greywackeany coarse-grained, usually dark sandstone containing angular mineral and rock fragments in a fine-grained clayey matrix also GRAYWACKE, WACKE
greywackesGREYWACKE, any coarse-grained, usually dark sandstone containing angular mineral and rock fragments in a fine-grained clayey matrix also GRAYWACKE, WACKE
graywackesGRAYWACKE, any coarse-grained, usually dark sandstone containing angular mineral and rock fragments in a fine-grained clayey matrix also GREYWACKE, WACKE
touchstoneA piece of fine-grained dark schist or jasper formerly used for testing alloys of gold by observing the color of the mark that they made on it
touchstonesA piece of fine-grained dark schist or jasper formerly used for testing alloys of gold by observing the color of the mark that they made on it
SHALEFine-grained rock
SLATEFine-grained rock
SHALEFine-grained rock.
BASALTFine-grained rock.
CHERTFine-grained rock
BASALTFine-grained rock
aplitefine-grained rock
SHALEFine-grained sedimentary rock
haplitea fine-grained rock
psammitea fine-grained rock
aplitesAPLITE, fine-grained rock
SLATYLike a fine-grained rock
dacitea fine-grained volcanic rock
haplitesHAPLITE, a fine-grained rock
psammitesPSAMMITE, a fine-grained rock
apliticpertaining to aplite (fine-grained rock)
dacitesDACITE, a fine-grained volcanic rock
orthophyrea fine-grained syenitic rock with orthoclase crystals
siltstonesFine-grained sedimentary rock consisting of consolidated silt
siltstoneFine-grained sedimentary rock consisting of consolidated silt
monchiquitea fine-grained rock composed of olivine and augite
orthophyresORTHOPHYRE, a fine-grained syenitic rock with orthoclase crystals
andesiticof or like andesite, a fine-grained volcanic rock
monchiquitesMONCHIQUITE, a fine-grained rock composed of olivine and augite
hapliticof or like HAPLITE, a fine-grained, light-coloured rock
orthophyricrelating to orthophyre, a fine-grained syenitic rock with orthoclase crystals
claystonea compact very fine-grained rock consisting of consolidated clay particles
phonolitesA fine-grained volcanic rock composed of alkali feldspars and nepheline
phonoliteA fine-grained volcanic rock composed of alkali feldspars and nepheline
trachytesA gray fine-grained volcanic rock consisting largely of alkali feldspar
claystonesCLAYSTONE, a compact very fine-grained rock consisting of consolidated clay particles
tinguaitea fine-grained igneous rock composed essentially of feldspar, nepheline and aegirine