I’m not a geologist, but I wonder if you have seen this recent QGIS blog post:
I hope it might be of some use.
From: Qgis-user [mailto:qgis-user-boun...@lists.osgeo.org] On Behalf Of Allan
Sent: Tuesday, 8 August 2017 8:08 PM
Subject: [Qgis-user] Geology symbols
How do you insert mapped structural symbols into a plan?
These have a compass orientation & inclination direction.
These can be any orientation but I cannot see how you can have in one layer.
Only close success I have had putting single symbols in a layer, must be a
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