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DIC_ROCK_NAMEV3 (3025 rows)
Dictionary table which is part of version 3 of the BGS Rock Classification Scheme. The main part of the RCS - it contains only single lithologies.

Displaying rows 1006 to 1025 of 3025

Row	CODE	DESCRIPTION	RCS_STATUS	TRANSLATION	USER_ENTERED	DATE_ENTERED	USER_UPDATED	DATE_UPDATED	DEFINITION_BKING	STATUS
1006	MARMIS	Metapisoid-aragonite-limestone	N	Metapisoid-aragonite-limestone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock, field identifiable aragonite-limestone protolith. >50% calcite/aragonite, >50% of Ca-carbonate is aragon. Pisoids dominant allochem, >2mm coated grains smooth regular laminae, usually spherical/ellipsoidal not obviously of biogenic origin	C
1007	MARMON	Meta-microoncoid-aragonite-limestone	N	Meta-microoncoid-aragonite-limestone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock, field identifiable microoncoid-aragonite-limestone protolith. >50% calcite/aragon, >50% of Ca-carbonate is aragon. Allochem dominantly microoncoids, <2mm coated grains irregular partially overlapping laminae, biogenic structs may be present	C
1008	MARMSP	Meta-aragonite-microsparstone	N	Meta-aragonite-microsparstone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock, field identifiable aragonite-microsparstone protolith. Crystals >50% calcite/aragonite, aragonite >50% of Ca-carbonate crystals. Petrological study shows obliterative sparry aragonite 0.032 to 0.004mm, microscopic in inequant blocky mosaics	C
1009	MARMST	Meta-aragonite-mudstone	N	Meta-aragonite-mudstone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sedimentary rock with field identifiable aragonite-mudstone protolith. Matrix supported sedimentary rock with components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Matrix components >50% or predominantly mud-grade <0.032mm.	C
1010	MARMUD	This dictionary entry was unnecessary and has been deleted. The code is retained to prevent its re-use in future.	-	Dictionary entry deleted	AWEL	31-JUL-02	TMCM	27-MAY-20	Meta-sedimentary rock with field identifiable aragonite-mud protolith. Sediment with components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Components >50% or predominantly mud-grade, <0.032mm.	O
1011	MAROC	Siliciclastic argillaceous metarock	N	Siliciclastic argillaceous metarock	GRBA	24-FEB-00	TMCM	13-MAR-19	Meta-sedimentary rock with field identifiable siliciclastic, argillaceous protolith. Siliciclastic argillaceous sedimentary rock, particles >50% from pre-existing siliceous rocks. Particles >50% or predominantly mud-grade, <0.032mm.	C
1012	MARONC	Meta-oncoid-aragonite-limestone	N	Meta-oncoid-aragonite-limestone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock with field identifiable oncoid-aragonite-limestone protolith. >50vol% calcite/aragonite, >50% of Ca carbonate is aragonite. Allochem dominantly oncoids, >2mm coated grains irregular partially overlapping laminae, biogenic structures possible	C
1013	MAROOL	Meta-ooid-aragonite-limestone	N	Meta-ooid-aragonite-limestone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock with field identifiable ooid-aragonite-limestone protolith. >50vol% calcite/aragonite, >50% of Ca carbonate is aragonite. Allochem dominantly ooids, >2mm coated grains irregular partially overlapping laminae, biogenic structures possible	C
1014	MARPEL	Metapeloid-aragonite-limestone	N	Metapeloid-aragonite-limestone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock, field identifiable peloid-aragonite-limestone protolith. >50% calcite/aragonite, >50% of Ca-carbonate is aragonite. Peloids dominant allochem, 0.01 to 0.5mm spherical/ellipsoidal microcrystalline carbonate grains, internally structureless.	C
1015	MARPSP	Meta-aragonite-pseudosparstone	N	Meta-aragonite-pseudosparstone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock, field identifiable aragonite-pseudosparstone protolith. Crystals>50% calcite/aragon. Aragon >50% Ca-carbonate crys. Non-obliterative insitu botryoidal aragon pseudospar masses. No grains/biogenic framework. Radial fibrous calcite cement	C
1016	MARPST	Meta-aragonite-packstone	N	Meta-aragonite-packstone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock, field identifiable aragonite-packstone protolith. Grain-supported, components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Matrix (particles <0.032mm) fills intergranular spaces. Non-matrix component size not defined.	C
1017	MARSA	This dictionary entry was unnecessary and has been deleted. The code is retained to prevent its re-use in future.	-	Dictionary entry deleted	AWEL	31-JUL-02	TMCM	27-MAY-20	Meta-sediment with field identifiable aragonite-sand protolith. Components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Components >50% or predominantly sand-grade, 0.032 to 2mm.	O
1018	MARSDU	Marine sediment - A type of natural superficial deposit. This class holds the sediment classification used on BGS offshore sea-bed sediment maps. The general subdivision adopted by BGS is the Folk (1954) triangular diagram. British Geological Survey Research Report RR/99/04, section 4 and table 8c; Folk 1954 Journal of Geology Vol. 62 pp 344-359.	A	Marine sediment	GRBA	24-FEB-00	TMCM	13-MAR-19	Sediment of any clast size or composition laid down under marine conditions	C
1019	MARSED	This dictionary entry was unnecessary and has been deleted. The code is retained to prevent its re-use in future.	-	Dictionary entry deleted	AWEL	31-JUL-02	TMCM	27-MAY-20	Meta-sediment with field identifiable aragonite-sediment protolith. Components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Component size not defined.	O
1020	MARSPT	Meta-aragonite-sparstone	N	Meta-aragonite-sparstone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sed rock, field identifiable aragonite-sparstone protolith. Crystals >50% calcite/aragonite, aragonite >50% of Ca-carbonate crys. Petrological study shows obliterative sparry aragonite >0.032mm in inequant blocky mosaics. Crystal size not defined.	C
1021	MARST	Meta-aragonite-limestone	N	Meta-aragonite-limestone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sedimentary rock with field identifiable aragonite-limestone protolith. Components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Component size not defined.	C
1022	MARWST	Meta-aragonite-wackestone	N	Meta-aragonite-wackestone	AWEL	31-JUL-02	TMCM	30-AUG-18	Meta-sedimentary rock with field identifiable aragonite-wackestone protolith. Matrix supported with components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. <75% matrix (particles <0.032mm).	C
1023	MASH	This dictionary entry was unnecessary and has been deleted. The code is retained to prevent its re-use in future.	-	Dictionary entry deleted	GRBA	24-FEB-00	TMCM	27-MAY-20	Meta-igneous rock with field identifiable ash protolith. Unlithified clastic material >10% debris formed by volcanic processes, >75vol% pyroclastic fragments, >75% ash <2mm, <25% blocks/bombs >64mm & <25% lapilli 2-64mm. Tephra	O
1024	MASHBR	This dictionary entry was unnecessary and has been deleted. The code is retained to prevent its re-use in future.	-	Dictionary entry deleted	GRBA	24-FEB-00	TMCM	27-MAY-20	Meta-igneous rock, field identifiable ash protolith. Clastic material >10% debris formed by volcanic processes, >75vol% pyroclastic fragments, >75% ash <2mm, <25% blocks/bombs >64mm & <25% lapilli 2-64mm. Tephra. Mechanically broken no primary cohesion	O
1025	MBA	Metabasalt	N	Metabasalt	GRBA	24-FEB-00	TMCM	30-AUG-18	Fine-grained (av. 0.032-0.25mm), normal crystalline meta-igneous rock with a field identifiable basalt protolith; quartz <20% or feldspathoid <10% of QAPF, feldspar >65% plagioclase; CI >35 vol%, >40 wt%; TAS-SiO2 45-52wt%; formerly spillite	C

Displaying rows 1006 to 1025 of 3025