terms |
petrosilex |
As nouns the difference between terms and petrosilex
is that
terms is while
petrosilex is (mineralogy) felsite.
felsite |
petrosilex |
As nouns the difference between felsite and petrosilex
is that
felsite is (mineral) a fine grained volcanic extrusive rock, generally light in color, composed of felsic minerals while
petrosilex is (mineralogy) felsite.