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The Opificio delle pietre dure, literally meaning "Workshop of semi-precious stones", is a public institute of the Italian Ministry for Cultural Heritage based in Florence. It is a global leader in the field of art restoration and provides teaching as one of two Italian state conservation schools (the other being the Istituto Superiore per la ...
The Dropa [1] stones are purported pseudoarcheological artifacts. They are claimed to be a series of 12,000-year old granite discs with inscribed markings that represent an account of an extraterrestrial crash landing on Earth.
A rough specimen of bloodstone. Heliotropes (from Ancient Greek ἥλιος (hḗlios) 'sun' and τρέπειν (trépein) 'to turn') (also called ematille, Indian bloodstones, or simply bloodstones) are aggregate minerals, and cryptocrystalline mixture of quartz that occurs mostly as jasper or sometimes as chalcedony (translucent).
The Greenbrier Ghost is the name popularly given to the ghost of Elva Zona Heaster Shue, a young woman in Greenbrier County, West Virginia, United States, who was murdered in 1897. Initially judged a death by natural causes, the court later declared that the woman had been murdered by her husband, following testimony by the victim's mother ...
Pietra serena was very popular in Italian Renaissance architecture, and because of this the quarries where the stone was found were exploited.Numerous quarries surrounding the Florentine region of Italy have been found both under and above ground, and each quarry was distinct in the variety of pietra serena formed there due to the differing style of rock formation.
Lepidolite is a lilac-gray or rose-colored member of the mica group of minerals with chemical formula K(Li,Al) 3 (Al,Si,Rb) 4 O 10 (F,OH) 2. [2] [3] It is the most abundant lithium-bearing mineral [4] and is a secondary source of this metal. It is the major source of the alkali metal rubidium.
There is a small percent of tales in which apa moartǎ is a poisonous drink that kills any person who drinks it. [ 2 ] [ 4 ] Examples of the use of apa vie can be found in the fairy tales " Prâslea the Brave and the Golden Apples " and " Greuceanu ."
The Pierre de Laitre, at 624 metres (2,047 ft) above sea level, is easily accessible after a climb of 150 metres (490 ft) from the Grandrupt forest road in the Kemberg massif. There is a gazebo on top of the stone with a protective barrier from which there is a good view over the valley and the village of Taintrux.