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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 986 to 1005 of 3025

Row	CODE	DESCRIPTION	RCS_STATUS	TRANSLATION	Q1	USER_ENTERED	DATE_ENTERED	USER_UPDATED	DATE_UPDATED	TRANSFER	DEFINITION_BKING	STATUS
986	MANO	Meta-anorthosite	N	Meta-anorthosite		GRBA	24-FEB-00	TMCM	30-AUG-18		Meta-igneous rock with field identifiable anorthosite protolith. Coarse-grained, av. between 2-16mm normal crystalline intrusive rock; CI M<10%; quartz <5% of QAPF, feldspar dominant & >90% plagioclase, +/- mica/pyroxene/amphibole/olivine.	C
987	MANONC	Meta-oncoid-ankeritestone - Synonym: meta-ankerite-oncolite.	N	Meta-oncoid-ankeritestone		AWEL	31-JUL-02	TMCM	22-FEB-19		Meta-sediment field identifiable ankerite-oncolite protolith. >50% Mg carbonate, >50% of Mg carbonate is ankerite. Allochem dominantly oncoids, >2mm coated grains with irregular partially overlapping laminae, biogenic structures may be present.	C
988	MANOOL	Meta-ooid-ankeritestone - Synonym: meta-ankerite-oolite.	N	Meta-ooid-ankeritestone		AWEL	31-JUL-02	TMCM	22-FEB-19		Meta-sediment field identifiable ankerite-oolite protolith. Components >50% Mg carbonate, >50% of Mg carbonate is ankerite. Ooids dominant allochem, <2mm coated grains with smooth regular laminae, usually spherical/ellipsoidal no obvious biogenic struct	C
989	MANOR	Meta-anorthositic-rock	N	Meta-anorthositic-rock		GRBA	24-FEB-00	TMCM	30-AUG-18		Meta-igneous rock field identifiable anorthosite-rock protolith. Coarse-grained, av. between 2-16mm normal crystalline intrusive rock; CI M<10%; quartz <20% or feldspathoids <10% of QAPF, feldspar dominant & >65% plag, +/- mica/pyroxene/amphibole/olivine	C
990	MANPEL	Metapeloid-ankeritestone - Synonym: meta-ankerite-peloidite.	N	Metapeloid-ankeritestone		AWEL	31-JUL-02	TMCM	22-FEB-19		Meta-sediment field identifiable ankerite-pedolite protolith. Comp >50% Mg carbonate, >50% of Mg carbonate is ankerite. Peloids dominant allochem, 0.01-0.5mm spherical/ellipsoidal microcrystalline ankerite, no internal structure. If faecal origin, pellet	C
991	MANPIS	Metapisoid-ankeritestone - Synonym: Meta-ankerite-pisolite.	N	Metapisoid-ankeritestone		AWEL	31-JUL-02	TMCM	22-FEB-19		Meta-sediment field identifiable ankerite-pisolite protolith. Comp >50% Mg carbonate, >50% of Mg carbonate is ankerite. Pisoids dominant allochem, >2mm coated grains with smooth regular laminae, usually spherical/ellipsoidal no obvious biogenic structures	C
992	MANPX	Meta-andesite, pyroxene	U	Pyroxene meta-andesite	pyroxene	AWEL	21-JAN-02	TMCM	31-AUG-18		Meta-igneous rock field identifiable pyroxene-andesite protolith. Fine-grained, av. <0.25mm normal crystalline extrus/intrus rock; CI <35vol%, <40wt%; qtz <20% or felspath <10% of QAPF, feld >65% plag; TAS-SiO2 57-63wt%, Na2O+K2O <7wt%. 5-20% pyroxene.	C
993	MANPXP	Meta-andesite, pyroxene-plagioclase-phyric	U	Pyroxene-plagioclase-phyric meta-andesite	pyroxene-plagioclase-phyric	AWEL	21-JAN-02	TMCM	31-AUG-18		Meta-igneous field identifiable pyrox-plag-phyric-andesite protolith. Fine-grained, av. <0.25mm normal crystalline extrus/intrus rock; CI <35vol%, <40wt%; qtz <20% or foid <10% of QAPF, feld >65% plag. Na2O+K2O <7wt%. Pyrox	C
994	MANSA	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 field identifiable ankerite-sand protolith. Grains >50% magnesium carbonate, >50% of magnesium carbonate is ankerite. Grains >50% or predominantly sand-grade, 0.032 to 2mm.	O
995	MANTHR	Meta-anthracite	N	Meta-anthracite		AWEL	31-JUL-02	TMCM	30-AUG-18		Meta-sedimentary rock field identifiable anthracite protolith. Lithified heterogeneous black mixture of a wide range of plant debris, none discernable. >90% carbon, dry, ash-free. Volatiles <14%. Carbonised, semi-metallic lustre & semi-conchidal fracture.	C
996	MARBLE	Marble - A type of metamorphic rock with unknown protolith based on modal composition. In the Rock Classification Scheme, it is one composed largely of calcsilicate and/or carbonate minerals, but where the relative proportions of either mineral group are unknown. British Geological Survey Research Report RR/99/02, section 6.2.	R	Marble		GRBA	24-FEB-00	TMCM	22-FEB-19		Crystalline metacarbonate-rock (grain size & protolith undefined); >50% calc-silic/carbonate minerals +/-calcite/dolomite/diopside/epidote/grossular/Ca-amphibole/titanite/uvarovite/wollastonite/vesuvanite/Ca-plag (>50%An)/forsterite/phlogopite; field term	C
997	MARBST	Meta-aragonite-boundstone	N	Meta-aragonite-boundstone		AWEL	31-JUL-02	TMCM	30-AUG-18		Meta-sedimentary rock field identifiable aragonite-boundstone protolith. >50% calcite/aragonite, >50% of Ca-carbonate is aragon. Original compon bound & encrusted by action of plants/animals in growth position (reef limestone). Component size undefined	C
998	MAREN	Meta-arenite	N	Meta-arenite		GRBA	24-FEB-00	TMCM	30-AUG-18		Meta-sedimentary rock field identifiable arenite protolith. Siliciclastic arenaceous sedimentary rock <15% matrix particles <0.032mm. Grains quartz, feldspar, rock fragments, proportions not defined. A greywacke.	C
999	MARENC	Meta-arenite, coarse	U	Coarse meta-arenite	coarse	TMCM	30-OCT-09	TMCM	31-AUG-18	I	Not Available	C
1000	MARENR	Siliciclastic arenaceous metarock	N	Siliciclastic arenaceous metarock		GRBA	24-FEB-00	TMCM	22-FEB-19		Meta-sedimentary rock with field identifiable siliciclastic, arenaceous protolith. Sedimentary rock, grains >50% from pre-existing siliceous rocks, Grains >50% or predominantly sand-grade, 0.032 to 2mm.	C
1001	MARFST	Meta-aragonite-framestone	N	Meta-aragonite-framestone		AWEL	31-JUL-02	TMCM	30-AUG-18		Meta-sedimentary rock with field identifiable aragonite-framestone protolith. Components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Fine, 0.032 to 0.25mm sediment fills cavities in framework of colonies of shells or skeletons.	C
1002	MARGST	Meta-aragonite-grainstone	N	Meta-aragonite-grainstone		AWEL	31-JUL-02	TMCM	30-AUG-18		Meta-sedimentary rock with field identifiable aragonite-grainstone protolith. Grain-supported sedimentary rock with grains >50% calcite/aragonite, aragonite >50% of calcium carbonate crystals. <15% matrix, (particles <0.032mm), Grain size not defined.	C
1003	MARGV	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-gravel protolith. Components >50% calcite/aragonite, >50% of calcium carbonate is aragonite. Components >50% or predominantly gravel-grade, >2mm.	O
1004	MARLMS	Metacalcilutite	N	Metacalcilutite		AWEL	26-JUL-02	TMCM	30-AUG-18		Meta-sedimentary rock with field identifiable argillaceous, muddy, limestone/cementstone/calcilutite protolith.Sedimentary rock with components >50% calcite/aragonite. 5-20% siliclastic mud-grade <0.032mm material.	C
1005	MARMCS	Meta-aragonite-microstone	N	Meta-aragonite-microstone		AWEL	31-JUL-02	TMCM	30-AUG-18		Meta-sedimentary rock, field identifiable aragonite-microstone protolith. Submicroscopic crystals >50% calcite/aragonite, aragonite >50% of Ca-carbonate crystals. Petrological study shows obliterative sparry aragonite, <0.004mm in inequant blocky mosaics.	C

Displaying rows 986 to 1005 of 3025