Two quartz veins in argilized and mylonitized leptynitic gneisses with biotite-rich microgranite vein.
Located under and South of Apcher hamlet, on left bank of Apcher brook, 150 meters downstream of the confluence with La Ravelle brook.
Mineral List:4 entries listed. 4 valid minerals.
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!