Layer: GDW_Topographic.DOTD1.SurfaceGeology (ID: 0)

Name: GDW_Topographic.DOTD1.SurfaceGeology

Display Field: GEOLOGY_CO

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description:

Service Item Id: 3d110e2fbfe94f5cbc802151c6cbb834

Copyright Text:

Default Visibility: true

MaxRecordCount: 2000

Supported Query Formats: JSON, geoJSON, PBF

Min Scale: 0

Max Scale: 0

Supports Advanced Queries: true

Supports Statistics: true

Has Labels: false

Can Modify Layer: true

Can Scale Symbols: false

Use Standardized Queries: true

Supports Datum Transformation: true

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UniqueValueInfos:

Value:
Label:
Description: N/A
Symbol:
Value: Brown lignitic clays, silts, and sands; some sideritic glauconite may weather to brown ironstone in lower part.
Label: Brown lignitic clays, silts, and sands; some sideritic glauconite may weather to brown ironstone in lower part.
Description: N/A
Symbol:
Value: Brown silty clay with basal glauconitic, fossiliferous silts which may weather to ironstone locally.
Label: Brown silty clay with basal glauconitic, fossiliferous silts which may weather to ironstone locally.
Description: N/A
Symbol:
Value: Brown to gray lignitic clays with thin interbeds of lignite or micaceous sands; calcareous shale, petrified wood, and bluish fossiliferous clay locally.
Label: Brown to gray lignitic clays with thin interbeds of lignite or micaceous sands; calcareous shale, petrified wood, and bluish fossiliferous clay locally.
Description: N/A
Symbol:
Value: Dark gray to black shale. Only at surface in northwest Caddo Parish and at Prothro and Rayburns salt domes in Bienville Parish.
Label: Dark gray to black shale. Only at surface in northwest Caddo Parish and at Prothro and Rayburns salt domes in Bienville Parish.
Description: N/A
Symbol:
Value: Fossiliferous limestone and marl. Only at surface at Prothro and Rayburns salt domes in Bienville Parish.
Label: Fossiliferous limestone and marl. Only at surface at Prothro and Rayburns salt domes in Bienville Parish.
Description: N/A
Symbol:
Value: Gray and brown silt, silty clay, some very fine sand, reddish brown along the Red River. Shown only on past and present courses of major streams.
Label: Gray and brown silt, silty clay, some very fine sand, reddish brown along the Red River. Shown only on past and present courses of major streams.
Description: N/A
Symbol:
Value: Gray calcareous clays which may weather to black soil, siltstones, tuffaceous clays, and some volcanic ash beds.
Label: Gray calcareous clays which may weather to black soil, siltstones, tuffaceous clays, and some volcanic ash beds.
Description: N/A
Symbol:
Value: Gray mixed with brown-to-red clay and silty clay; some sand and gravel locally. Topographically higher that Holocene alluvium and lower than Prairie terraces. Found along streams of intermediate size.
Label: Gray mixed with brown-to-red clay and silty clay; some sand and gravel locally. Topographically higher that Holocene alluvium and lower than Prairie terraces. Found along streams of intermediate size.
Description: N/A
Symbol:
Value: Gray to black clay of high organic content, some peat. Area of active and abandoned delta lobes of the Mississippi River.
Label: Gray to black clay of high organic content, some peat. Area of active and abandoned delta lobes of the Mississippi River.
Description: N/A
Symbol:
Value: Gray to black clay of very high organic content, some peat. Area of active and abandoned delta lobes of the Mississippi River.
Label: Gray to black clay of very high organic content, some peat. Area of active and abandoned delta lobes of the Mississippi River.
Description: N/A
Symbol:
Value: Gray to brown lignitic sands and silty to sandy lignitic clays, many seams of lignite; some limestone and glauconite. Includes small Carrizo Sand (Claiborne Group?) outcrops.
Label: Gray to brown lignitic sands and silty to sandy lignitic clays, many seams of lignite; some limestone and glauconite. Includes small Carrizo Sand (Claiborne Group?) outcrops.
Description: N/A
Symbol:
Value: Gray to brown to black clay and silt of high organic content. Area of accretion by longshore currents from major delta complex.
Label: Gray to brown to black clay and silt of high organic content. Area of accretion by longshore currents from major delta complex.
Description: N/A
Symbol:
Value: Gray to brown to black clay and silt of moderate organic content. Area of accretion by longshore currents from major delta complex.
Label: Gray to brown to black clay and silt of moderate organic content. Area of accretion by longshore currents from major delta complex.
Description: N/A
Symbol:
Value: Gray to brownish gray clay and silty clay, reddish brown in the Red River Valley, some sand and gravel locally. Includes all alluvial valley deposits except natural levees of major streams
Label: Gray to brownish gray clay and silty clay, reddish brown in the Red River Valley, some sand and gravel locally. Includes all alluvial valley deposits except natural levees of major streams
Description: N/A
Symbol:
Value: Gray to dark gray calcareous slays which may weather to black soil; lignitic clays and noncalcareous clayey soils.
Label: Gray to dark gray calcareous slays which may weather to black soil; lignitic clays and noncalcareous clayey soils.
Description: N/A
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Value: Gray to green silty clays, siltstones, and silts with abundant sand beds; some lignite and lenses of black chert gravel.
Label: Gray to green silty clays, siltstones, and silts with abundant sand beds; some lignite and lenses of black chert gravel.
Description: N/A
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Value: Gray to white sandstones, loose quartz sand, tuffaceous sandstone, volcanic ash, and brown sandy clays; petrified wood locally.
Label: Gray to white sandstones, loose quartz sand, tuffaceous sandstone, volcanic ash, and brown sandy clays; petrified wood locally.
Description: N/A
Symbol:
Value: Gray to yellow silty clays; light gray calcareous clays which may weather to black soil; some siliceous silt and volcanic ash beds.
Label: Gray to yellow silty clays; light gray calcareous clays which may weather to black soil; some siliceous silt and volcanic ash beds.
Description: N/A
Symbol:
Value: Greenish gray sideritic, glauconitic clay in upper part may weather to brown ironstone; yellow to brown clays and fossiliferous marl in lower part may weather to black soil. Ironstone concretions near b
Label: Greenish gray sideritic, glauconitic clay in upper part may weather to brown ironstone; yellow to brown clays and fossiliferous marl in lower part may weather to black soil. Ironstone concretions near b
Description: N/A
Symbol:
Value: Light gray to brown lignitic clays with interbeds of limonitic sands or lignite; near base, calcareous, glauconitic, and fossiliferous beds may weather to black soil.
Label: Light gray to brown lignitic clays with interbeds of limonitic sands or lignite; near base, calcareous, glauconitic, and fossiliferous beds may weather to black soil.
Description: N/A
Symbol:
Value: Light gray to light brown clay, sandy clay, silt, sand, and some gravel. Surfaces generally show little dissection and are topographically higher than the Deweyville. Three levels are recognized: two
Label: Light gray to light brown clay, sandy clay, silt, sand, and some gravel. Surfaces generally show little dissection and are topographically higher than the Deweyville. Three levels are recognized: two
Description: N/A
Symbol:
Value: Light gray to orange-brown clay, sandy clay, and silt; much sand and gravel locally. Surfaces show more dissection and are topographically higher than the Prairie. Composed of terraces formerly design
Label: Light gray to orange-brown clay, sandy clay, and silt; much sand and gravel locally. Surfaces show more dissection and are topographically higher than the Prairie. Composed of terraces formerly design
Description: N/A
Symbol:
Value: Light gray, tan, and brown fine to coarse sand, some clay, silt, and gravel. Glacial outwash of ancestral Arkansas River.
Label: Light gray, tan, and brown fine to coarse sand, some clay, silt, and gravel. Glacial outwash of ancestral Arkansas River.
Description: N/A
Symbol:
Value: Tan to orange clay, silt, and sand with a large amount of basal gravel. Surfaces are highly dissected and less continuous than lower terraces. Composed of terraces formerly designated as Willana, Citr
Label: Tan to orange clay, silt, and sand with a large amount of basal gravel. Surfaces are highly dissected and less continuous than lower terraces. Composed of terraces formerly designated as Willana, Citr
Description: N/A
Symbol:
Value: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meter of loess. Also see detailed description of Ov.
Label: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meter of loess. Also see detailed description of Ov.
Description: N/A
Symbol:
Value: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meter of loess. Also see detailed description of Qth.
Label: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meter of loess. Also see detailed description of Qth.
Description: N/A
Symbol:
Value: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see Qbs detailed description.
Label: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see Qbs detailed description.
Description: N/A
Symbol:
Value: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description for Qtp.
Label: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description for Qtp.
Description: N/A
Symbol:
Value: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description of Ej.
Label: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description of Ej.
Description: N/A
Symbol:
Value: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description of Oc.
Label: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description of Oc.
Description: N/A
Symbol:
Value: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description of Qti.
Label: Tan to reddish brown massive silt with some clay and minor amounts of very fine sand. Stippled map units are those overlain by 1 to 9 meters of loess. Also see detailed description of Qti.
Description: N/A
Symbol:
Value: Water
Label: Water
Description: N/A
Symbol:
Value: White to gray silts, siltstones, silty clays, and sand beds; some lenses of black chert gravel.
Label: White to gray silts, siltstones, silty clays, and sand beds; some lenses of black chert gravel.
Description: N/A
Symbol:
Value: White to light gray massive sands with interbedded clays; some thin interbeds of lignite or lignitic sands and shales.
Label: White to light gray massive sands with interbedded clays; some thin interbeds of lignite or lignitic sands and shales.
Description: N/A
Symbol:
Value: Yellow to gray siltstones, sandstones, and clays with thin tuffaceous beds; some lenses of black chert gravel; petrified wood locally.
Label: Yellow to gray siltstones, sandstones, and clays with thin tuffaceous beds; some lenses of black chert gravel; petrified wood locally.
Description: N/A
Symbol:

Transparency:

Labeling Info:

Advanced Query Capabilities:

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Type ID Field: null

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