The collection contains examples of ten classes of minerals: elements, sulphides, halogenides, oxides, carbonates, borates, sulphates, silicates, phosphates and organic compounds.
The collection contains:
1. Elements: graphite and ...
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Ordinal Mohs’ hardness scale with minerals in boxes with
a hardness of 1-10. The mineral in level 10, diamond, is
included as a diamond tool.
The set includes:
1. Talk
2. Gypsum
3. Calcite
4. Fluorite
5. Apatite
6. Orthoclase ...
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![Collection of 24 Minerals, 1018444 [U72020], Mineralogy](/thumblibrary/U72020/U72020_01_140_140_Collection-of-24-Minerals.jpg)
![Mohs' Hardness Scale, 1018488 [U72025], Mineralogy](/thumblibrary/U72025/U72025_01_140_140_Mohs-Hardness-Scale.jpg)
