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Uluru. Uluru (/ ˌuːləˈruː /; Pitjantjatjara: Uluṟu [ˈʊlʊɻʊ]), also known as Ayers Rock (/ ˈɛərz / AIRS) and officially gazetted as Uluru / Ayers Rock, [1] is a large sandstone monolith. It outcrops near the centre of Australia in the southern part of the Northern Territory, 335 km (208 mi) south-west of Alice Springs.
The word prasiolite literally means "scallion green-colored stone" and is derived from Greek πράσον prason meaning "leek" and λίθος lithos meaning "stone". The mineral was given its name due to its green-colored appearance. Natural prasiolite is a very light, translucent green. Darker green quartz is generally the result of ...
The Coronation Stone of Moctezuma II (also known as the Stone of the Five Suns) is a sculpture measuring 55.9 x 66 x 22.9 cm (22 x 26 x 9 in [39]), currently in the possession of the Art Institute of Chicago. It bears similar hieroglyphic inscriptions to the Aztec Sun Stone, with 4-Movement at the center surrounded by 4-Jaguar, 4-Wind, 4-Rain ...
The English name of the stone is derived from Middle French hématite pierre, which was taken from Latin lapis haematites c. the 15th century, which originated from Ancient Greek αἱματίτης λίθος (haimatitēs lithos, "blood-red stone"). Ochre is a clay that is colored by varying amounts of hematite, varying between 20% and 70%. [8]
Stone carving is an activity where pieces of rough natural stone are shaped by the controlled removal of stone. Owing to the permanence of the material, stone work has survived which was created during our prehistory or past time. Work carried out by paleolithic societies to create stone tools is more often referred to as knapping.
A block of talc. Petrologically, soapstone is composed predominantly of talc, with varying amounts of chlorite and amphiboles (typically tremolite, anthophyllite, and cummingtonite, hence its obsolete name, magnesiocummingtonite), and traces of minor iron-chromium oxides. It may be schistose or massive.
Dolomite is used as an ornamental stone, a concrete aggregate, and a source of magnesium oxide, as well as in the Pidgeon process for the production of magnesium. It is an important petroleum reservoir rock, and serves as the host rock for large strata-bound Mississippi Valley-Type (MVT) ore deposits of base metals such as lead, zinc, and copper.
Rosetta Stone. The Rosetta Stone is a stele of granodiorite inscribed with three versions of a decree issued in 196 BC during the Ptolemaic dynasty of Egypt, on behalf of King Ptolemy V Epiphanes. The top and middle texts are in Ancient Egyptian using hieroglyphic and Demotic scripts, respectively, while the bottom is in Ancient Greek.
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