Fig. 3From: Evaluating igneous sources of the Taveyannaz formation in the Central Alps by detrital zircon U–Pb age dating and geochemistrySample location (red stars) and microphotographs (plain light) of analysed sandstones. Qz quartz, Pl plagioclase, Hb hornblende, Mi white mica, Bt biotite, Lvh volcanic hypabyssal lithoclastBack to article page