CE 2 and CE 4-15 Ravnefjeld Fm Reduced Facies Copper

Marine carbonaceous strata of the upper Permian Ravnefjeld Formation (Zechstein 1 equivalent) overlying Devonian to lower Permian continental clastic sedimentary and volcanic rocks, central East Greenland
Tract ID 003rfCu0004
Country Greenland
Commodity Cu
Study area name Greenland
Deposit type sediment-hosted stratabound copper
Grade-tonnage model Sediment-hosted stratabound copper—Reduced facies-nonbrecciated
Geologic age
Geologic feature age Upper Permian

Results of the assessment

Assessment date 2009
Estimators Cliff Taylor, Henrik Stendal, Bo Møller Stensgaard, Martin Ghisler, Per Kalvig, Anders Lie, Mogens Lind, Jesper K. Nielsen, Símun D. Olsen, Mikael Pedersen, Nicholas Rose, Bjørn Thomassen, Tapani Tukiainen
Assessment depth 1km
Quantitative assessment Yes

Estimated number of deposits

Number of deposits Confidence level
2 1%
Mean estimated deposits 0.06 ±0.37 (610%)
Probability of mean 0.04
Probability of no copper 0.96

Estimated deposit density

(sq km)
Deposit density
per 100,000 sq km
0.06 2,176 2.8

Mean estimated tonnage

Copper 270,000

Undiscovered copper resource

Confidence level

Economic analysis

Bibliographic references

General Stensgaard and others (2011)
Stensgaard, B.M., Kalvig, Per, Stendal, Henrik, 2011, Quantitative mineral resource assessment—Sedimentary-hosted copper in Greenland—Reporting the copper assessment workshop, GEUS, Copenhagen, March 2009: Danmarks og Grønlands Geologiske Undersølgelse Rapport 2011/104, 104 p. 1 CD-ROM.

Deposits and prospects associated with this tract

Name Type State Country Details
Devondal NE prospect Ostgronland Greenland Details
Devondal SW prospect Ostgronland Greenland Details
Wegener Halvø prospect Ostgronland Greenland Details