graben, claystone, mylonite, anticlines, silicic, dolomite, amphibolite, limestones, vein quartz, gossan, outcrops, horst, dolerite, outwash, moho, basalt, pelite, eluvial, colluvium, syncline, talus, metamorphic rock, anomalism, argillaceous, detrital, escarpments, pyroxenite, anhydrite, rock outcrop, silts, esker, lamprophyre, schistose, reservior, arenite, gravels, monzonite, dunite, barytes, anorthosite, diorite, schists, hypabyssal, hornblende, facies, norite, loess, potassic, pelitic, igneous rock, quartzite, petroglyph, aluminous, hogback, diabase, mudstone, chrysocolla, adits, pyrophyllite, laths, nala, batholith, gullies, ironstone, veinlet, ferrosilicon, clastic, pyroclastic, stibnite, boulders, gabbro, allanite, tumulus, eclogite, saltpan, eolian, argillite, zonation, ferro, scheelite, upthrust, foliation, carnotite, riverbed, igneous, granites, anastomosing, andesite, massifs, adularia, alluvium, anticline, asperities, gangue, scoria, lineaments, siltstone, illite, plagioclase, greywacke, haematite, dolmen, scarps, escarpment, slope, bluff, cliff, bluffs, embankment, moraine, ridge, spur, terrace, entrance, outcrop, buttress, corridor, declivity, aisle, breakwater, dune, convex, craggy, precipitous, steeper, dorsomedial, mesial, northwest, ravine, scarped, southwest, steep, undercut, undulating, acetabular, brushy, chalky, chaparral

fortification, munition

escarp, protective embankment