there was a bit more up above. Here is a photo of the line directly above, and this is the location (on street view, it’s pretty clear): https://maps.app.goo.gl/kRwNt1GnhSiJUNPp8?g_st=icIridescent Pyrite in Marble. Look for Brown quartz veins nearby. Very cool. Thanks for sharing. Can you follow the dyke structure or is it just a lone outcrop? Can you share the location?