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Summary: GEOCHEMISTRY AND STABLE ISOTOPES OF THE RIFT-RELATED QUARTZ-
ADULARIA-TYPE GOLD-SILVER MINERALIZATION, IZMIR, TURKEY
Huseyin Yilmaz1
Tolga Oyman2
. A. Riza Colakoglu3
,Greg B. Arehart4
, Zeki Billor5
Dokuz Eylul University, Faculty of Engineering, Department of Geological Engineering, Bornova-
35100, Izmir, Turkey1
Dokuz Eylul University, Faculty of Engineering, Department of Geological Engineering, Bornova-
35100, Izmir, Turkey2
Yuzuncu Yil University, Faculty of Engineering, Department of Geological Engineering, Van, Turkey3
University of Nevada, Department of Geological Sciences, MS-172, Reno-NV,89557-0138,USA4
Cukurova University, Faculty of Engineering, Department of Geological Engineering, Adana, Turkey5
ABSTRACT
The Ovacik epithermal gold-silver deposit is located in the west Anatolian extensional province,
adjacent to the ENE-trending Bergama graben, 100 kms north of the city of Izmir, western Turkey.
This province hosts several other epithermal deposits such as quartz-adularia-type Efemçukuru (3.1
Mt at 14.6 g/t) and Küçükdere(1.4 Mt at 6.4 g/t Au) and porphyry-related high sulfidation Kisladag
(276 mt/1.2 gt Au). Gold and silver of economic grades at the Ovacik deposit (4.19mt @ 7.6g/t) occur
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