Core Drilling for Geological Prospecting in the čistecko-jesenický Massif and smrčinské Krystalinikum

Core drilling: Execution of four deep core structural boreholes using the wire-line method in the area of the čistecko-jesenický Massif and Vernéřov near Aš, including the acquisition and handover of drill cores in preserved depth sequence with a required average yield of at least 95 %. The maximum scope is 2,050 m. Included are ongoing and final inclinometer measurements, caliper logging, spectral gamma logging K–U–Th, magnetic susceptibility logging, optical imaging of the borehole wall using the OTV method, technical documentation, borehole abandonment, and transport of drill cores to the ČGS material documentation warehouse in Lužná u Rakovníka.

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