epigene - adj., (geol.) formed, originating, or occurring on (or just below) the surface of the earth.
As opposed to hypogene -- both being used of rocks. Via French, from Greek, literally "born after." That is, mineral created after the main rock was created, or so I gather.
---L.
As opposed to hypogene -- both being used of rocks. Via French, from Greek, literally "born after." That is, mineral created after the main rock was created, or so I gather.
---L.