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Sedum acre, commonly known as the goldmoss stonecrop, [2] mossy stonecrop, [3] goldmoss sedum, biting stonecrop, [4] and wallpepper, is a perennial flowering plant in the family Crassulaceae. It is native to Europe, northern and western Asia and North Africa, but is also naturalised in North America , [ 5 ] Japan , [ citation needed ] and New ...
Yorkstone or York stone is a variety of sandstone, specifically from quarries in Yorkshire that have been worked since the middle ages. [1] Yorkstone is a tight grained, Carboniferous sedimentary rock. The stone consists of quartz, mica, feldspar, clay and iron oxides. The ratio of quartz to mica varies considerably.
A mason laying a brick on top of the mortar Bridge over the Isábena river in the Monastery of Santa María de Obarra, masonry construction with stones. Masonry is the craft of building a structure with brick, stone, or similar material, including mortar plastering which are often laid in, bound, and pasted together by mortar.
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Choqa Zanbil, a 13th-century BCE ziggurat in Iran, is similarly constructed from clay bricks combined with burnt bricks. [ 1 ] Mudbrick or mud-brick , also known as unfired brick, is an air-dried brick , made of a mixture of mud (containing loam , clay , sand and water ) mixed with a binding material such as rice husks or straw .
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Mortar holding weathered bricks. Mortar is a workable paste which hardens to bind building blocks such as stones, bricks, and concrete masonry units, to fill and seal the irregular gaps between them, spread the weight of them evenly, and sometimes to add decorative colours or patterns to masonry walls.
Moss Farm Road Stone Circle (or Machrie Moor 10) is the remains of a Bronze Age burial cairn, surrounded by a circle of stones. It is located near Machrie on the Isle of Arran in Scotland ( grid reference NR90063265 ).