Inden produkter.
Samling af 24 vulkanske sten og mineraler
Collection of 24 volcanic rocks and minerals The collection contains volcanic rocks and minerals. The collection contains: Volcanic rocks: basalt, phonolite, pitchstone, rhyolite Lava: Lava from Vesuvius, basaltic lava and rhyoltic lava Pyroclasts: lapilli, volcanic ash, pumice stone Minerals: anorthite, anorthoclase, augite, cristobalite, hauyne, leucite, natrolite, nepheline, pickeringite, sanidine, sulphur, thaumasite, tridymite, obsidian. Dimensions 33.5 […]
Samling af 24 mineraler
The collection of 24 minerals 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 sulphur 2. Sulphides: bournonite, galenite and pyrite 3. Halogenides: fluorite and halite 4. Oxides: hematite, quartz and rutile 5. Carbonates: calcite and dolomite 6. […]
Samling med 24 sten
The collection contains frequently occurring examples of metamorphic, sedimentary and magmatic rocks as well as important examples of industrial rocks. The collection contains: Magmatic rocks, plutonites: foyaite, gabbro, granite, granodiorite, larvikite and monzonite Magmatic rocks, vulcanites: basalt, pumice stone, phonolite, rhyolite Sedimentary rocks: breccia, dolomite, gypsum, limestone, chalk, quartzite and sandstone Metamorphic rocks: amphibolite, eclogite, […]