Shows coastal and mountain terrain in natural colour relief & cross section diagram of the substance of a typical volcano.
Complete with lesson plan, size 60 x 45 cm
For geological specimen extraction.
Set of six in plastic wallet comprising one each flat cold chisel 100 x 6 mm 130 x 9.5 mm 150 x 13 mm 180 x 16 mm 180 x 19 mm and one crosscut cold chisel 150 x 13 mm.
For cutting solid cylindrical soil sample.
Steel tube with cutting edges at lower end.
An engraved index line ensures consistent volume of sample with tommy bar, size 500 x 50 mm
Shows mining when any ore body lies at a considerable distance below the surface.
The specific mining method selected depends upon the size, shape and orientation of the ore body and the depth involved.
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