argillaceous+earth
11Perthshire — PERTHSHIRE, an inland and most extensive county, nearly in the centre of Scotland, bounded on the north and north west by Inverness shire; on the east by the county of Forfar; on the south east by the counties of Fife and Kinross; on the south …
12alumina — n. Oxide of aluminum, argillaceous earth, argil …
13argil — n. 1. Potter s clay, white clay. 2. Alumina, argillaceous earth, oxide of aluminium …
14clay — n. 1. Argillaceous earth (consisting principally of alumina and silica). 2. [Scriptural or poetic.] Flesh (of man, as perishable), mortal part, earthly part, earthly substance, perishable substance …
15Geology of the Australian Capital Territory — Australia grew around three fused pieces of very ancient continental crust (cratons). The geology of the Australian Capital Territory includes rocks dating from the Ordovician around 480 million years ago, whilst most rocks are from the Silurian …
16sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …
17Mount Everest — Everest redirects here. For other uses, see Everest (disambiguation). Mount Everest (Qomolongma / Sagarmatha) Highest Mountain in the World …
18Mudrock — Glacial Lake Missoula claystone Red mudrock in the Ragged Reef Formation ( …
19Metamorphic rock — Metamorphic redirects here. For other uses, see Metamorphic (disambiguation). Quartzite, a form of metamorphic rock, from the Museum of Geology at University of Tartu collection. Metamorphic rock is the transformation of an existing rock type,… …
20Sandstone — is a sedimentary rock composed mainly of sand size mineral or rock grains. Most sandstone is composed of quartz and/or feldspar because these are the most common minerals in the Earth s crust. Like sand, sandstone may be any color, but the most… …
