Gallery located 300 meters NW of Kersegalec farm (near Quelfenec), on East side of a small valley.
Quartz vein (one kilometer long) cutting two-micas granite and micaschists septa.
The vein filling is of early palissadic sterile quartz, followed by microcrystalline quartz with pitchblende and by late milky quartz.
Mineral List:16 entries listed. 13 valid minerals.
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