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Petrology and Provenance of the Triassic Sugarloaf Arkose, Deerfild Basin, Massachusett
Petrology and Provenance Triassic Sugarloaf Arkose Deerfield Basin Massachusett
2014/10/22
The ~2 km-thick Late Triassic Sugarloaf Arkose is the basal unit of the halfgraben Deerfield basin, Massachusetts. Valley-river, piedmont-river, and alluvial-fan depositional facies within the arkose ...
Geochronology and petrology of the Tielma Magmatic Complex,northern Swedish Caledonides–results andtectonic implications
Geochronology petrology Tielma Magmatic Complex andtectonic implications
2009/12/3
In the Caledonides of Scandinavia a lower part of the nappe pile, the Middle Allochthon, consists of metasedimentary rocks and orthogneisses,transported in a southeastern direction and presumably deri...
Silurian gabbro-diorite-trondhjemite plutons in the Trondheim Nappe Complex,Caledonides,Norway:petrology and U-Pb geochronology
Silurian gabbro-diorite-trondhjemite plutons Trondheim Nappe Complex petrology U-Pb geochronology
2009/12/2
Large bodies of trondhjemite, up to 200 km2 in size and locally coexisting with diorite and gabbro, represent an important plutonic component of the Köli Nappes in the Trondheim Region. Zircon (a...