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Definitions for
"Groundmass"
Keywords:
sedimentary
,
matrix
,
crystalline
,
igneous
,
xenoliths
Related Terms:
Nonconformity
,
Clastic rock
,
Clastic
,
Porphyritic
,
Porphyry
,
Breccia
,
Clast
,
Brecciated
,
Phenocrysts
,
Basement
,
Rocks
,
Tuff
,
Migmatite
,
Phenocryst
,
Crystalline
,
Volcaniclastic
,
Igneous rock
,
Pyroclastic
,
Felsite
,
Volcanic breccia
,
Vein
,
Greywacke
,
Volcanic rock
,
Igneous
,
Xenolith
,
Lapilli
,
Pyroclastic rock
,
Igneous rocks
,
Tephra
,
Graywacke
,
Conglomerate
,
Basement rock
,
Eruptive
,
Sedimentary rocks
,
Ignimbrite
,
Porphyroblast
,
Pegmatite
,
Volcanic
,
Hornfels
,
Sedimentary rock
,
Extrusive rock
,
Tufa
,
Rhyolite
,
Intrusive rock
,
Intrusive
,
Cinder
,
Scoria
,
Plutonic rock
,
Magma
,
Rock cycle
The finer grained materials of igneous rocks in which larger crystals and xenoliths are enclosed.
new-millennium.com.au
The matrix of relatively fine-grained material between the phenocrysts in a porphyritic rock.
imnh.isu.edu
A term sometimes used for the matrix of a sedimentary rock.
jove.geol.niu.edu
the matrix of fine-grained crystalline material in which larger crystals are embedded
wordnet.princeton.edu
The fine-grained material that encloses larger grains in sedimentary or igneous rocks.
geologyindy.byu.edu
the crystalline, granular, or glassybase of a porphyry, in which the more prominent crystals are embedded. [AHDOS
memphisgeology.org
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