US$ 120.00
zinc) at 11
reference-grade for bridge work
the longer body bending and dispersing wider beams for refraction
Larger 32mm iron density cube weighing 252g with an integrated hook extending total height to 1
Calcite Specimen Pack Size:Single zinc) at 11Rhombohedral cleavage and characteristic acid fizz reaction with dilute HCl make calcite a classic mineral for identification labs and carbonate chemistry demos.
US$ 120.00
US$ 14.90
US$ 347.50
US$ 58.00
US$ 95.00
US$ 38.00