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![Mineralization and alteration styles at the Emeksen prospect. (a) N-oriented quartz-pyrite-molybdenite vein hosted by granite affected by sericitic alteration. (b) Quartz-molybdenite-pyrite stockwork hosted by granite. (c) Disseminated molybdenite in silicified porphyritic granite. (d) Quartz-pyrite-molybdenite banded vein in silicified porphyritic granite. (e) Native gold, electrum, and arsenopyrite in quartz. (f) Secondary biotite vein crosscutting granodiorite, with chlorite replacement of biotite (plane transmitted light). Abbreviations: apy = arsenopyrite, Au = native gold, bt = biotite, chl = chlorite, el = electrum, kfs = K feldspar, mol = molybdenite, py = pyrite, qz = quartz.]()
![Simplified geologic map of the Emeksen prospect after Kamitani et al. (1977) and location of the main quartz-molybdenite vein zones from Doğan (1980). The U-Pb zircon ages of the Late Cretaceous intrusions are from Delibaş et al. (2016).]()
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![Molybdenum vs. rhenium contents obtained by electron microprobe analysis (EMPA) for molybdenite samples from the Elbeyli prospect and the Güzelyayla deposit (Table 2), and Re contents obtained by mass spectrometry for molybdenite samples from the Elbeyli, Emeksen, Güzelyayla, and Ispir-Ulutaş study areas (Table 1). Rhenium concentrations of molybdenite sampled at the Emeksen prospect and the Ispir-Ulutaş deposit remained below the EMPA detection limit of 0.8 wt %.]()
![(a) Published U-Pb, 40Ar/39Ar, and K-Ar ages of magmatic rocks from the Turkish eastern Pontides, together with the molybdenite Re-Os dates obtained in this study for the Elbeyli and Emeksen prospects and the Güzelyayla and Ispir-Ulutaş deposits (red box symbols). (b) Ages of ore-forming events in the Lesser Caucasus and Paleogene ore-forming events and volcanic host rocks of VMS deposits in the eastern Pontides. References: 1 = Boztuğ and Harlavan (2008); 2 = Giles (1973); 3 = Delibaş et al. (2016); 4 = Chen et al. (2016); 5 = Moore et al. (1980); 6 = Aydın (2014); 7 = Eyuboglu (2010); 8 = Karsli et al. (2010); 9 = Yilmaz-Şahin (2005); 10 = Kaygusuz and Aydınçakır (2011); 11 = Kaygusuz et al. (2009); 12 = Karsli et al. (2012); 13 = Kaygusuz et al. (2010); 14 = Kaygusuz and Şen (2011); 15 = Sipahi et al. (2018); 16 = Kaygusuz et al. (2013); 17 = Kaygusuz et al. (2014); 18 = Eyuboglu et al. (2013); 19 = Eyuboglu et al. (2011a); 20 = Eyuboglu et al. (2011b); 21 = Topuz et al. (2011); 22 = Kaygusuz and Öztürk (2015); 23 = Karsli et al. (2011); 24 = Aydınçakır and Şen (2013); 25 = Eyuboglu et al. (2017); 26 = Moritz et al. (2016); 27 = Eyuboglu et al. (2014); 28 = Revan et al. (2017b); 29 = Soylu (1999); 30 = Yigit (2009); 31 = Bilir (2015); 32 = Taylor (1981). Abbreviations: LA-ICP-MS = laser ablation-inductively coupled plasma-mass spectrometry, SHRIMP = sensitive high-resolution ion microprobe, VMS = volcanogenic massive sulfide.]()
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Emeksen Prospect
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Mineralization and alteration styles at the Emeksen prospect. (a) N-oriente... Available to Purchase
in Multiple Porphyry Cu-Mo Events in the Eastern Pontides Metallogenic Belt, Turkey: From Early Cretaceous Subduction to Eocene Postcollision Evolution
> Economic Geology
Published: 01 November 2019
Fig. 5. Mineralization and alteration styles at the Emeksen prospect. (a) N-oriented quartz-pyrite-molybdenite vein hosted by granite affected by sericitic alteration. (b) Quartz-molybdenite-pyrite stockwork hosted by granite. (c) Disseminated molybdenite in silicified porphyritic granite. (d
Image
Simplified geologic map of the Emeksen prospect after Kamitani et al. (197... Available to Purchase
in Multiple Porphyry Cu-Mo Events in the Eastern Pontides Metallogenic Belt, Turkey: From Early Cretaceous Subduction to Eocene Postcollision Evolution
> Economic Geology
Published: 01 November 2019
Fig. 4. Simplified geologic map of the Emeksen prospect after Kamitani et al. (1977) and location of the main quartz-molybdenite vein zones from Doğan (1980) . The U-Pb zircon ages of the Late Cretaceous intrusions are from Delibaş et al. (2016) .
Journal Article
Multiple Porphyry Cu-Mo Events in the Eastern Pontides Metallogenic Belt, Turkey: From Early Cretaceous Subduction to Eocene Postcollision Evolution Available to Purchase
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 November 2019
Economic Geology (2019) 114 (7): 1285–1300.
...Fig. 5. Mineralization and alteration styles at the Emeksen prospect. (a) N-oriented quartz-pyrite-molybdenite vein hosted by granite affected by sericitic alteration. (b) Quartz-molybdenite-pyrite stockwork hosted by granite. (c) Disseminated molybdenite in silicified porphyritic granite. (d...
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Image
Molybdenum vs. rhenium contents obtained by electron microprobe analysis (E... Available to Purchase
in Multiple Porphyry Cu-Mo Events in the Eastern Pontides Metallogenic Belt, Turkey: From Early Cretaceous Subduction to Eocene Postcollision Evolution
> Economic Geology
Published: 01 November 2019
Fig. 10. Molybdenum vs. rhenium contents obtained by electron microprobe analysis (EMPA) for molybdenite samples from the Elbeyli prospect and the Güzelyayla deposit ( Table 2 ), and Re contents obtained by mass spectrometry for molybdenite samples from the Elbeyli, Emeksen, Güzelyayla, and Ispir
Image
(a) Published U-Pb, 40 Ar/3 9 Ar, and K-Ar ages of magmatic rocks from the... Available to Purchase
in Multiple Porphyry Cu-Mo Events in the Eastern Pontides Metallogenic Belt, Turkey: From Early Cretaceous Subduction to Eocene Postcollision Evolution
> Economic Geology
Published: 01 November 2019
Fig. 11. (a) Published U-Pb, 40 Ar/3 9 Ar, and K-Ar ages of magmatic rocks from the Turkish eastern Pontides, together with the molybdenite Re-Os dates obtained in this study for the Elbeyli and Emeksen prospects and the Güzelyayla and Ispir-Ulutaş deposits (red box symbols). (b) Ages of ore
Journal Article
District-Scale VMS to Porphyry-Epithermal Transitions in Subduction to Postcollisional Tectonic Environments: The Artvin Au-Cu District and the Hod Gold Corridor, Eastern Pontides Belt, Turkey Available to Purchase
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 June 2023
Economic Geology (2023) 118 (4): 801–822.
... in the Artvin district formed in the Carboniferous (358–325 Ma), Jurassic (182–174 Ma), Late Cretaceous (92–78 Ma), Eocene (51–40 Ma), and Oligocene (30 Ma). Porphyry and epithermal mineralization along the Hod gold corridor peaked in the Early (~113 Ma; Berta prospect) and Late Cretaceous (~86.5-82 Ma; e.g...
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Includes: Supplemental Content
Journal Article
Metallogeny of the Tethyan Orogenic Belt: From Mesozoic Magmatic Arcs to Cenozoic Back-Arc and Postcollisional Settings in Southeast Europe, Anatolia, and the Lesser Caucasus: An Introduction Free
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 November 2019
Economic Geology (2019) 114 (7): 1227–1235.
... molybdenite age at the Ispir-Ulutaş deposit. A second porphyry stage coincides with Late Cretaceous high-K calc-alkaline to shoshonitic magmatism and the final stages of Neotethys subduction, as documented by Re-Os molybdenite ages between 77.2 ± 1.0 and 75.7 ± 0.4 Ma at the Elbeyli and Emeksen prospects...
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