Search results
Results from the WOW.Com Content Network
Slate can be made into roofing slate, a type of roof tile which are installed by a slater. Slate has two lines of breakability—cleavage and grain—which make it possible to split the stone into thin sheets. When broken, slate retains a natural appearance while remaining relatively flat and easy to stack.
Long's Whitechapel Slate Circle (1981) brought a record price for the artist in 1989 when it sold for $209,000 at Sotheby's in New York. At another auction in 1992, the piece was estimated far more modestly at $120,000 to $160,000, but bidding never exceeded $110,000; [ 19 ] instead, the National Gallery of Art , Washington, D.C. purchased it ...
This is a geographical list of natural stone used for decorative purposes in construction and monumental sculpture produced in various countries. The dimension-stone industry classifies stone based on appearance and hardness as either "granite", "marble" or "slate".
The argillite collectors select the slate that appears most free of faults. A slab of up to 500-600 pounds (approximately 227-272 kilograms) is cut from the quarry using a variety of tools, including a hand saw, steel wedge, sledge hammer, shovel, crowbar, and long pole to use for leverage.
The Lenape Stone is a slate found in two pieces in Bucks County, Pennsylvania in 1872, which appears to depict Native Americans hunting a woolly mammoth. The image seems to have been carved some time after the stone was broken into two; for this and other reasons, it is generally considered an archaeological forgery .
Made of banded slate, a material frequently used in bannerstone manufacture. Bannerstones were used in North America for some 3,000 years beginning in the fourth millennium BC. [ 1 ] Bannerstone in use as a weight on a bowstring-style hand drill (re-creation) [ 2 ] Bannerstone, Ferruginous quartz, 2nd millennium BC.
Photography, art and fiction on slate of book signings in Palm Beach in February. Gannett. Palm Beach Daily News. February 13, 2024 at 11:52 AM.
More than one hundred large buildings composed of stone masonry and an average of thirteen rooms have survived. [7] Mollo streets ran in east–west direction. Their houses were rectangular and grouped around patios, they were built with blocks of slate stone, joined with mud trench mortars. [8] Agriculture patterns included terracing and ...