Research Article

Fluid Inclusion and Oxygen Isotope Constraints on the Origin and Hydrothermal Evolution of the Haisugou Porphyry Mo Deposit in the Northern Xilamulun District, NE China

Table 1

Descriptions of the samples used for fluid inclusion microthermometry in this study.

Sample numberSample descriptionAssemblages for fluid inclusion microanalyses

P-stage
HSG09-04Quartz and K-feldspar vein, with minor molybdeniteHSG09-04.1, HSG09-04.2, HSG09-04.3, HSG09-04.4
HSG09-08aBarren quartz and K-feldspar veinHSG09-08a.1, HSG09-08a.2
HSG09-15Quartz-sulfides (molybdenite + chalcopyrite) vein with K-feldspar haloHSG09-15.1
HSG09-32Quartz and K-feldspar vein with no obvious sulfideHSG09-32.1, HSG09-32.2, HSG09-32.3, HSG09-32.4, HSG09-32.5, HSG09-32.6
HSG09-44Quartz-molybdenite vein with K-feldspar haloHSG09-44.1, HSG09-44.2, HSG09-44.3, HSG09-44.4, HSG09-44.5
S-stage
HSG09-09aQuartz-molybdenite hydrothermal breccias cemented by barren quartzHSG09-09a.1, HSG09-09a.2, HSG09-09a.3, HSG09-09a.4
HSG09-08bQuartz-molybdenite vein with sericite halo, cutting early quartz-K-feldspar veinHSG09-08b.1, HSG09-08b.2, HSG09-08b.3, HSG09-08b.4
HSG09-21Coarse quartz-molybdenite-sericite vein, with extremely rich molybdenite mineralizationHSG09-21.1, HSG09-21.2
HSG09-25aQuartz-molybdenite hydrothermal breccias cemented by barren quartzHSG09-25a.1, HSG09-25a.2, HSG09-25a.3
HSG09-34Quartz-molybdenite-sericite veinHSG09-34.1, HSG09-34.2, HSG09-34.3, HSG09-34.4, HSG09-34.5, HSG09-34.6, HSG09-34.7
B-stage
HSG09-09bBarren quartz cementing quartz-molybdenite brecciasHSG09-09b.1, HSG09-09b.2
HSG09-25bBarren quartz cementing quartz-molybdenite brecciasHSG09-25b.1, HSG09-25b.2, HSG09-25b.3
HSG09-49Barren quartz vein cutting quartz-molybdenite veinHSG09-49.1, HSG09-49.2, HSG09-49.3, HSG09-49.4