Ad: Igneous Is Bliss (Silica Content Igneous Rocks) Notebook
Geologists earth scientists and rockhounds who believe that "Igneous Is Bliss" -- a pun on "ignorance is bliss" -- will enjoy any of these geology geek humor gifts featuring the silica content of various igneous rocks. Make others do a double-take on what you find to be bliss today! myEarthScience
#geology #igneous #bliss #earth #Notebook
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