Set of 10 Rocks and 10 Minerals , total of 20 pcs in a case
Includes:
- Basalt (I)
- Granite (I)
- Pumice (I)
- Gneiss (M)
- Marble (M)
- Quartzite (M)
- Phyllite (M)
- Bituminous Coal (S)
- Limestone (S)
- Sandstone (S)
- Agate
- Calcite
- Dolomite
- Feldspar
- Graphite
- Gypsum
- Magnetite
- Pyrophillite
- Quartz
- Tourmaline
(I) = Igneous
(S) = Sedimentary
(M) = Metamorphic
