sandstone, volcanic rock, limestone, quartzite, igneous rock, mudstone, gneiss, metamorphic rock, sedimentary rock, claystone, lavas, calcite, schist, granite, silicic, dacite, loess, sedimentary, olivine, lapilli, andesite, argillite, eclogite, rhyolite, anhydrite, hornblende, greywacke, microfossil, alluvium, haematite, feldspar, dolerite, kaolinite, diabase, anorthosite, stratovolcano, dolomite, mylonite, graben, chert, amphibolite, scoria, silica, siltstone, peridotite, pyroclastic, phyllosilicate, tufa, plagioclase, syrtis major, schistose, tephra, sediments, goethite, alkalic, hornfels, stalagmite, terrane, pumice, magmas, greisen, chrysocolla, stromatolite, pelite, igneous, carbonate, calcic, halite, ashlar, lithic, travertine, outwash, jasper, pyroxene, clastic, volcanism, hematite, massifs, diorite, sericite, outcrops, colluvium, chalcedony, pyroxenite, caldera, phyllite, geochronology, silicates, concretions, muscovite, anticlines, siderite, crustal, obsidian, gabbro, gravels, dunite, asthenosphere, pelitic, adularia, conodonts, alunite, basalts, lava, greenstone, trachyte, syenite, andesites, rocks, serpentine, rock, slag, andesitic, porphyry, trachytic, encrusted, basaltic, felsic, felspathic, mottled, sized, volcanic, broken, brownish, carven, chiseled, chiselled

aphanite, basaltic, eruptive, rosetta stone, tachylite, volcanic, whin, whinstone