hornblende, schistose, amphibolite, siliceous, colluvial, feldspathic, chlorite, brecciated, biotite, interbedded, hematitic, sericite, dacite, lateritic, foliated, porphyritic, basaltic, pegmatitic, albite, pyritic, epidote, alkalic, pelitic, clastic, illite, eclogite, graphitic, metamorphic rock, argillaceous, pyroxene, dacitic, ferruginous, granitoid, lacustrine, silicic, rhyolitic, syenite, potassic, dunite, silicified, anorthosite, andesite, muscovite, decalcified, fragmental, clayey, chalcedonic, gneissic, carbonaceous, pyrope, dioritic, phyllosilicate, actinolite, olivine, sedimentary, calcic, dolomitic, tetrahedrite, lapilli, cherty, micaceous, stratiform, lithic, igneous rock, enargite, norite, coralline, conglomeratic, smectite, amphibole, quartzite, limy, eluvial, orogenic, pelite, vein quartz, recrystallized, diopside, hypabyssal, pentlandite, loess, extrusive, kyanite, haematite, igneous, tensional, evaporite, intercalated, detrital, ultrabasic, palaeozoic, argentiferous, veinlet, wollastonite, granodiorite, unweathered, erosional, phlogopite, octahedral, fuchsite, blebby, accretionary, silt, ash, bituminous, translucent, aud, black, carbonate, coal, copper, dolomite, hematite, adobe, beds, chalk, earths, fio, grit, humus, inner, silicious, arenaceous, marly, quartzose, calcitic, phosphatic, tuffaceous, shaly, shelly, fossiliferous, limey

aplacophoran, belemnite, chiton, coat-of-mail shell, coral, cuttle, cuttlefish, dentin, dentine, esparcet, foram, foraminifer, gorgonian, gorgonian coral, holy clover, madrepore, madriporian coral, onobrychis viciaefolia, onobrychis viciifolia, polyplacophore, sainfoin, sanfoin, sea cradle, shell, solenogaster, stony coral

chalky