lapilli Definition

accretionary, tuff, tuffs, pyroclastic, dacite, plagioclase, clastic, pelite, metamorphic rock, arenite, mudstone, siltstone, hornblende, hypabyssal, claystone, pentlandite, argillaceous, amphibolite, dunite, muscovite, epidote, kaolinite, dolomites, mylonite, dolerite, autunite, anastomosing, anhydrite, norite, calcic, enargite, ankerite, phyllite, fuchsite, pyrophyllite, covellite, illite, eclogite, schistose, actinolite, ellipsoids, pyroxenite, greywacke, schists, argentiferous, hornfels, orpiment, evaporite, cherty, chrysocolla, sericite, biotite, pyrope, albite, stratiform, adularia, alkalic, halite, phlogopite, blebs, veinlet, uraninite, aplite, diopside, vein quartz, ultrabasic, stibnite, foliation, pyroxene, azurite, siderite, felsite, detrital, orogenic, gneiss, greisen, tetrahedrite, scheelite, allanite, haematite, pyrrhotite, phyllosilicate, monzonite, punctate, aluminosilicate, brecciation, realgar, lamprophyre, anticlines, chalcocite, amphibole, diabase, feldspars, bornite, carnotite, argillite, chalcedony, smectite, syrtis major, aluminous,