terrane


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terrane

[tə′rān]
(geology)
A rock formation, a cluster of rock formations, or the general area of outcrops.
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References in periodicals archive ?
Phyrrotite, a magnetic mineral, can be a vector to mineralization in the Meguma Terrane, and this survey shows magnetic highs in our three priority areas on the property.
The eastern segment contains mafic to ultramafic volcanic and intrusive rocks, and is part of the Eastern Goldfields Granite Greenstone Terrane. The western segment is dominated by a thick sequence of tholeiitic basalt with common BIF units, typical of the Southern Cross Granite Greenstone Terrane (Wyche, 1999).
Tucano is located within 2,500 square kilometres of highly prospective and under-explored 'Birimian age' greenstone terrane.
Bill's research interests ultimately extended to the terranes peripheral to the Canadian Arctic Islands and the tectonics of the Arctic Ocean in general.
Boulder and cobble conglomerates of the Rangeley Formation contain clasts derived from the adjacent pre-Late Ordovician Boundary Mountains terrane. An intermediate facies (Table 2; B on Fig.
Hannan-Micangshan terrane, Foping dome, Shennongjia-Huangling terrane, as well as Wudang dome, located at the southwest, northwest, southeast, and northeast of the Bashan arc fault belt respectively (Fig.
You simply dial up the type of terrane you have to cross and it does the rest, with style.
Charles Beaudry, P.Geo and QP for this news release commented: "In what appears to be a VMS system, the preliminary interpretation of the results indicates that the holes were drilled at the southern edge of the Wabigoon Terrane, near its contact with the Quetico Terrane.
Since the early work in this sector of the Andes (Ramos, 1988) it is accepted that the Palaeozoic basement rocks were part of two continents, Chilenia terrane and Gondwana, located to the west and east respectively.
For the existence of Al[(OH).sub.3] and carbonate terrane in the clay mineral of expansive soil, the lost chemically bound water is mainly from the release of [H.sub.2]O and C[O.sub.2] separately from the decomposition of Al[(OH).sub.3] and carbonate terrane.
For a start some of the rocks in this region belong to a sedimentary sequence known as the Longford-Down Terrane.