quarried material

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• Sharpening stone — Waterstone redirects here. For the British bookstore chain, see Waterstone s. An oil stone Sharpening stones, water stones or whetstones are used to grind and hone the edges of steel tools and implements. Examples of items that may be sharpened… …   Wikipedia

• Tripoli — This article is about the capital of Libya. For other uses, see Tripoli (disambiguation). Tripoli طرابلس الغرب Tarabulus al Gharb Top:: That El Emad Towers; Middle: Martyrs Square; Bottom left …   Wikipedia

• Cranford St John — Coordinates: 52°22′57″N 0°38′34″W / 52.38240°N 0.64267°W / 52.38240; 0.64267 …   Wikipedia

• Crusher — For other uses, see Crusher (disambiguation). A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more… …   Wikipedia

• Egyptian pyramid construction techniques — There have been many hypotheses about the Egyptian pyramid construction techniques. The construction techniques seem to have developed over time; the earliest pyramids were built in different ways than later ones. Most of the construction… …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• Minor tombs in the Valley of the Kings — The majority of the 65 numbered tombs in the Valley of the Kings can be considered as being minor tombs, either because at present they have yielded little information or because the results of their investigation was only poorly recorded by… …   Wikipedia

• Geology of Alderley Edge — Infobox Mountain Name = Alderley Edge Photo = Stormy Point 1993.jpg Caption = Stormy Point Elevation = 183 m (600 ft) Location = Cheshire, ENG Range = Prominence = Coordinates = Topographic OS Landranger 118 Grid ref UK = SJ870760 Grid ref… …   Wikipedia

• Dimension stone — Large blocks of granite dimension stone being loaded at Teignmouth in 1827. Dimension stone is natural stone or rock that has been selected and fabricated (i.e., trimmed, cut, drilled, ground, or other) to specific sizes or shapes. Color, texture …   Wikipedia

• Slate industry in Wales — The slate industry in Wales began during the Roman period when slate was used to roof the fort at Segontium, now Caernarfon. The slate industry grew slowly until the early 18th century, then expanded rapidly until the late 19th century, at which… …   Wikipedia

• Silurian Period — Interval of geologic time, 443–417 million years ago. The third period of the Paleozoic Era, the Silurian follows the Ordovician Period and precedes the Devonian. It marks the first appearance of land plants and jawed fishes. The continents were… …   Universalium