Excellent reference collection and a valuable aid in identifying and comparing common and rare rocks and minerals. This 15 piece mounted collection displays common minerals and igneous, sedimentary and metamorphic rocks. Specimens are 1/2-1”.
Excellent reference collection and a valuable aid in identifying and comparing common and rare rocks and minerals. This 15 piece mounted collection displays common minerals and igneous, sedimentary and metamorphic rocks. Specimens are 1/2-1”.