For determining particle size distribution in soils. With shot poised bulb. Range -5 to 60 g per litre, subdivided 1 g per litre. Calibrated at 200 C. Overall length 280 mm.
Category: Earth Sciences
Set of 45 rocks, a collection of 15 Igneous, 15 Metamorphic and 15 Sedimentary in polished softwood box with glass top, size 350 x 250 x 40 mm.
A Collection of 12 metals, in a softwood box with glass front, paper mounted, size 225 x 150 x 35 mm.
ROCKS AND MINERAL COLLECTION, SET OF 100
A collection of 36 rocks samples and 64 minerals, each specimen approx. 30-40 mm is labeled and enclosed in a transparent begin a polished wooden box size 400X400X500 mm having different compartments and with a descriptive label in the box lid which provides the geological name.
MINERAL COLLECTION SET OF 70
A comprehensive collection of 70 minerals, in a polished wooden box with glass top, size of box 300x450x45mm.