Rocksmins Amit Rocks Collections Education Aid

We are offering collection of 50 rocks, set of 50 rocks, rocks collections.
rocks minerals collections education teaching aids geological showcases rocks & minerals collections, civil engineering rocks minerals specimens, geological models
this collection contains 50 types of rocks specimens of igneous, sedimentary & metamorphic rocks types. The rock specimens include anthresite, basalt, bituminous coal, breccia, chalk lumps, chert, conglomerate, diatomite, flint, gabbro, gniess, granite, lime stone, marble black-chocolate-green-pink-white-yellow, obesidian, pegmatite, pumice, quartizite, rock salt, sand stone, serpentine, shale & slate etc.
all the collections will be available in paper mounted glass front, polished showcase glass front, wooden box polished or corrugated compartment boxes display trays types.