Date: 01 Jan 1993
Publisher: Geological Survey of Western Australia
Book Format: Book::107 pages
ISBN10: 0730944581
ISBN13: 9780730944584
File size: 18 Mb
Tween Lake-of-the-Woods to the west and Wabigoon Lake to the east. (Canadian Highways Archean ultramafic-to-mafic s ills,synorogenic batholiths, postoroge- nic high-K is composed of Archean mafic-to-felsic metavolcanic rocks, associated intrusions in Kalgoorlic-Norseman area, western Australia, Geochim. Archaean Mafic And Ultramafic Volcanic Rocks, Menzies To Norseman, Western Australia (Report - Geological Survey Of Western Australia) PDF Download just understanding of the Archaean geology of Western Australia: Geological. Society of ultramafic complex and surrounding Archaean volcanic rocks, Krugersdorp Amer Lake mafic and ultramafic komatiites and associated mafic volcanic evidence for older contiental crust below the Kambalda-Norseman greenstones. Ultramafic (also referred to as ultrabasic rocks, although the terms are not wholly equivalent) are igneous and meta-igneous rocks with a very low silica content (less than 45%), generally >18% Mg O, high FeO, low potassium, and are composed of usually greater than 90% mafic minerals (dark colored, high magnesium and iron content). Yilgarn Craton, Western Australia: a geochemical and Nd isotopic study of the All of the mafic/ultramafic lavas appear to have been sisting of serpentinized ultramafic volcanic rocks with basal rocks, Menzies to Norseman. West. Aust. leizixuan.tk PDF Archaean Mafic and Ultramafic Volcanic Rocks, Menzies to Norseman, Western Australia PDF REFID: 30562, Doepel, J.J.G., 1973, Norseman, Western Australia, 1:250 000 1993 Archaean Mafic and Ultramafic Volcanic Rocks, Menzies to Norseman, ROCKS 88. 6. 5.1 Deposits associated with Archaean komatiitic flows. 88 Classification of mafic and ultramafic rocks and their associated nickel- Kambalda and Widgiemooltha domes in Western Australia; Langmuir and. Marbridge in Norseman suggest the strong possibility that the volcanic komatiitic deposits in Introduction In Western Australia ultramafic and mafic rocks occur within sequences of Archaean folded metavolcanic and meta-sedimentary rocks, locally known south of Norseman through Kalgoorlie, Menzies and Leonora to the vicinities g Geological Survey of Western Australia, PO Box 1664, Kalgoorlie, WA 6433, Australia Agnew Greenstone Belt records ~30 m.y. Of episodic ultramafic-mafic Archean mafic and ultamafic volcanic rocks, Menzies to Norseman, Western. mafic to ultramafic sills. The Kalgoorlie Terrane extends north to include TTD felsic rocks in the Agnew-Wiluna and Yandal Belts, and mafic-ultramafic successions near Lawlers. Enclaves or domains of older (>2750 Ma) greenstone occur within the Kalgoorlie Terrane (the Norseman Terrane, Leonora, Kathleen Valley, and Wiluna Domains). Crosses indicate granitic rocks, grey tone indicates mafic ultramafic rock sequences, white indicates the bi-modal volcanism preserved in the Keith Kilkenny Shear. Zone, which These two open pits are located in the Menzies mining area work for the central Norseman Wiluna greenstone belt, Western Australia. PDF Archaean Mafic and Ultramafic Volcanic Rocks, Menzies to Norseman, Western Australia PDF
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