8 lbs or 3.6 kg Ground Walnut Shell Media 18-40 Grit - Fine Walnut Shells for Tumbling, Vibratory Or Blasting
$29.95 ($0.23 / Ounce)
from $28.46 ($0.22 / Ounce)
16 lbs or 7.2 kg Ground Walnut Shell Media 12-20 Grit - Medium Course Walnut Shells for Tumbling, Vibratory Or Blasting
from $39.95 ($0.16 / Fl Oz)
EISCO Rock & Mineral Kit, 12 Pieces - Includes Metamorphic, Igneous, Sedimentary Rocks & Minerals - 1" Specimens - Great for Geology Classrooms & Basic Field Testing Labs - Tech Cut Rocks
from $17.99
4 lbs or 1.8 kg Ground Walnut Shell Media 12-20 Grit - Medium Course Walnut Shells for Tumbling, Vibratory Or Blasting
$18.99 ($18.99 / Count)
from $18.89 ($18.89 / Count)
Rock Geology Earth Scientists Geologists Mineral Collectors Composition Book
from $7.99
Geosciences Industries-92373 Mineral Identification Kit, Rock Samples for Studying Geology and Earth Science (Set of 20)
from $81.95
EISCO 12 Piece Introduction to Sedimentary Rocks Kit - Includes 1" Specimens - Great for Geology Classrooms & Basic Field Testing Labs - Tech Cut Rocks
from $18.99
Geologists Rock Geology Earth Scientists Mineral Collectors Tote Bag
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