Database name: |
World Sediment-Hosted Cu Deposits |
Compilers: |
R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born |
Release date: |
2015-01-27 |
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Deposit name(s): |
Helgoland |
Political location(s): |
Germany; Subprovince or locality: North Sea island |
Deposit clan (type): |
sediment-hosted copper |
Deposit (sub) types: |
continental redbed; vuglike inclusions and impregnations in sandstones |
Commodities: |
Cu |
Geological ages: |
Early Triassic (host rocks) |
Host rocks: |
(1) sedimentary; sandstoneIndividual lithologies: | sandstone (argillaceous) | Host rock stratigraphy: | Middle Bunter |
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Qualified comments: |
(Applies to: miscellaneous comments) vuglike inclusions & impregnations in sandstones; brick-red ss discoloured to grey-green where Cu mineralizations occurs; ss beds of the Roet (upper stage of lower Trias) have calcareous cement |
References: |
Schreiter, R., 1932 |
Copper Ores in Lower Triassic Red Beds of Heloland |
Journal of the German Geological Society, Volume 84, p. 1 - 17 |
Walther, H. W., 1986 |
Federal Republic of Germany |
in Mineral Deposits of Europe, Vol. 3: Central Europe, Edited by Dunning, F. W.; Evans, A. M., Central Europe, Institute of Mining and Metallurgy and the Mineralogical Society, V 3, 355 p, p. 175 - 301 |
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