A collection of 20 minerals in individual sample boxes. The collection includes:
Igneous rocks - obsidian, basalt, rhyolite, andesite
Sulphide minerals - pyrite
Oxide minerals - corundum/ruby, pyrolusite
Hydroxide minerals -limonite
Silicate minerals - rose quartz, white quartz, amethyst, lapis/lazurite, biotite, rhodonite, nephrite/pounamu, shorl/tourmaline, beryl, emerald, topaz
Organic gem -amber
Why not get your hands on these?
Sample box Mohs Scale https://www.handsontauranga.co.nz/hot-items/science/sample-box-mohs-scale-hc90/
maximum dimension: Collection box 290mm x 220mm
subject area: Science, Social Science, Geology, Technology
subject themes: Earth Science, Rocks, Crystals, Gems, Rock Cycle
handling collection number: HC191