PROCEEDINGS Of Indonesian Association Of Geologists

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PROCEEDINGS Of Indonesian Association Of Geologists

Sumantri, Yanto R - Nama Orang; Roezin, Sofyandi - Nama Orang;

(Ertsberg) (GBMD) is located in the Central Range of Irian Jaya, the western hal of the islond of New Guinea. Strike-slip faulting in the core of the Central Range tral anrold Ma The change from tens of kilometers of contrac e las ace of progenesis during are-continent. De ere lenws Comples (GIC) in the Gunung Bijih Mining District ( DW n into the hinge of a large syncline (Yellow Valley Syncline) at a major (1 km) left step in a fault system. ation strike- Structural analysis and field mapping within the CIC reveals abundant evidence of p specific orientation alip faulting which formed three diatinct atrukiu ens are present in all domains, Sttatistically, they d e ical alin, The pattern of faulting inside the GIC is similar to the classic pattern c Rielel abears found in the deformed clay-cake esperiments of Tchalenko (1970). ENE-trending sinistral fault. (synthetic Riedel shears), the N-trending dextral fault sets as R' (antithet sets are interpreted to be conjugate Riedel shears) and NW-trending sinistral fault sets as D-shears Although strike-slip faulting a minor late-stage process during the collisional event that formed the Central Range of Irian Jaya, it is of profound importance for generating space for magma ascent and permeabili the rise strain field at the intersection of R R' and D formed largely becaue center of the GIC magmatic fluid escape he local e pergiant Cu-Au orebody the orientation of veins in the mineralizing fluids. Variation during strike-slip faulting formed a vertical conduit that focused.

Ketersediaan

Pusat Sumber Daya Mineral, Batubara dan Panas Bumi - Jln. Soekarno Hatta No. 444, Bandung, Jawa Barat PMB 02 - 2000 Prosiding

PMB 22000

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Informasi Detail

Judul Seri: -
No. Panggil: PMB 02 - 2000 Prosiding
Penerbit: Jakarta : Ikatan Ahli Geologi Indonesia (IAGI)., 2000
Deskripsi Fisik: vii, 220 p. :i ll. : 21 cm
Bahasa: English
ISBN/ISSN: 979-96140-2-3
Klasifikasi: 551.092 TRI p
Tipe Isi: -
Tipe Media: -
Tipe Pembawa: -
Edisi: 2nd vol
Subjek: Mining
Geologists
The Grasberg Igneous Complex
Irian Jaya
Mineralizing
Info Detail Spesifik: -
Pernyataan Tanggungjawab: Ikatan Ahli Geologi Indonesia

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