Argillaceous — Ar gil*la ceous, a. [L. argillaceus, fr. argilla.] Of the nature of clay; consisting of, or containing, argil or clay; clayey. [1913 Webster] {Argillaceous sandstone} (Geol.), a sandstone containing much clay. {Argillaceous iron ore}, the clay… … The Collaborative International Dictionary of English
Argillaceous iron ore — Argillaceous Ar gil*la ceous, a. [L. argillaceus, fr. argilla.] Of the nature of clay; consisting of, or containing, argil or clay; clayey. [1913 Webster] {Argillaceous sandstone} (Geol.), a sandstone containing much clay. {Argillaceous iron ore} … The Collaborative International Dictionary of English
Argillaceous schist — Argillaceous Ar gil*la ceous, a. [L. argillaceus, fr. argilla.] Of the nature of clay; consisting of, or containing, argil or clay; clayey. [1913 Webster] {Argillaceous sandstone} (Geol.), a sandstone containing much clay. {Argillaceous iron ore} … The Collaborative International Dictionary of English
Sandstone — 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… … Wikipedia
Argillaceous minerals — appear silvery upon optical reflection and are minerals containing substantial amounts of clay like components ( el. ἄργιλλος = clay). Argillaceous components are fine grained (less than 2 µm) aluminosilicates, and more particularly clay minerals … Wikipedia
Sandstone — Sand stone , n. A rock made of sand more or less firmly united. Common or siliceous sandstone consists mainly of quartz sand. [1913 Webster] Note: Different names are applied to the various kinds of sandstone according to their composition; as,… … The Collaborative International Dictionary of English
Flexible sandstone — Sandstone Sand stone , n. A rock made of sand more or less firmly united. Common or siliceous sandstone consists mainly of quartz sand. [1913 Webster] Note: Different names are applied to the various kinds of sandstone according to their… … The Collaborative International Dictionary of English
Red sandstone — Sandstone Sand stone , n. A rock made of sand more or less firmly united. Common or siliceous sandstone consists mainly of quartz sand. [1913 Webster] Note: Different names are applied to the various kinds of sandstone according to their… … The Collaborative International Dictionary of English
state — Argillaceous Ar gil*la ceous, a. [L. argillaceus, fr. argilla.] Of the nature of clay; consisting of, or containing, argil or clay; clayey. [1913 Webster] {Argillaceous sandstone} (Geol.), a sandstone containing much clay. {Argillaceous iron ore} … The Collaborative International Dictionary of English
Fort St. John Group — Stratigraphic range: Lower Cretaceous … Wikipedia