Calcareous+tufa
31river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …
32pisolite — n. Calcareous tufa, pea grit, pea stone …
33sinter — 1. A rock or deposit formed by precipitation from natural water, often from a hot or cold spring. Calcareous sinter is calcium carbonate and is also known as tufa, travertine, and onyx marble. Siliceous sinter is silica and is also known as… …
34Mendip Hills — Coordinates: 51°18′N 2°44′W / 51.3°N 2.733°W / 51.3; 2.733 …
35List of vineyard soil types — The soil composition of vineyards is one of the most important viticultural consideration when planting grape vines. The soil supports the root structure of the vine and influences the drainage levels and amount of minerals and nutrients that the …
36Hot Springs National Park — Infobox protected area | name = Hot Springs National Park iucn category = II caption = locator x = 160 locator y = 120 location = Garland County, Arkansas, USA nearest city = Hot Springs lat degrees = 34 | lat minutes = 30 | lat seconds = 49 |… …
37Mount Edziza volcanic complex — Mount Edziza, one of the main volcanoes of the Mount Edziza volcanic complex Elevation …
38Mess Lake Lava Field — Satellite image of the Mess Lake Lava Field. The Mess Lake Lava Field is a volcanic field associated with the Mount Edziza volcanic complex of the Northern Cordilleran Volcanic Province in northwestern British Columbia, Canada. It lies northwest… …
39Mineral spring — For various place names, see Mineral Springs (disambiguation) The Mineral Spring, etching by Wenceslas Hollar (1607 1677). The unidentified central European spring features a sunken stone basin and ornamental retaining wall …
40Calcite — Cal cite (k[a^]l s[imac]t), n. [L. calx, calcis, lime.] (Min.) Calcium carbonate, or carbonate of lime. It is rhombohedral in its crystallization, and thus distinguished from aragonite. It includes common limestone, chalk, and marble. Called also …
