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Köhlerloch quarry, Radau valley, Bad Harzburg, Harz, Lower Saxony, Germanyi
Regional Level Types
Köhlerloch quarryQuarry
Radau valleyValley
Bad Harzburg- not defined -
Harz- not defined -
Lower Saxony- not defined -

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Name(s) in local language(s):Köhlerloch, Radautal, Bad Harzburg, Harz, Niedersachsen, Deutschland
Latitude & Longitude (WGS84): 51° 51' 17'' North , 10° 32' 44'' East
Latitude & Longitude (decimal): 51.85477,10.54570
GeoHash:G#: u1pqzzz5u
Locality type:Quarry
Köppen climate type:Cfb : Temperate oceanic climate
Nearest Settlements:
Bad Harzburg22,954 (2015)3.3km
Ilsenburg6,326 (2015)9.2km
Altenau2,045 (2015)9.3km
Stapelburg1,386 (2015)9.5km
Goslar43,560 (2015)9.8km

Small quarry directly south of Gabbro quarry, and on the company grounds of that quarry. Famous for pegmatitic dikes. Operated between 1844 and 1908.

Regions containing this locality

Eurasian PlateTectonic Plate
No minerals currently recorded for this locality.

List of minerals for each chemical element

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on

Carboniferous - Silurian
298.9 - 443.8 Ma

ID: 3191443
Paleozoic sedimentary rocks

Age: Paleozoic (298.9 - 443.8 Ma)

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Late Carboniferous
298.9 - 323.2 Ma

ID: 2617029

Age: Pennsylvanian (298.9 - 323.2 Ma)

Description: plutonic

Comments: Also ultrabasite in the Harz, postasturisch

Lithology: Gabbro

Reference: Toloczyki, M., P. Trurnit, A. Voges, H. Wittekindt, A. Zitzmann. Geological Map of Germany 1:M. Bundesanstalt für Geowissenschaften und Rohstoffe. [94]

Early Carboniferous
323.2 - 358.9 Ma

ID: 3158292
Early Carboniferous meta-sandstone

Age: Mississippian (323.2 - 358.9 Ma)

Description: low grade metamorphic

Lithology: Major:{meta-sandstone}, Minor{schist group,meta-conglomerate,quartzite}

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Data and map coding provided by, used under Creative Commons Attribution 4.0 License

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