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Orazio Silvestri
Orazio Silvestri (7 February 1835 – 17 August 1890) was an Italian geologist and volcanologist. To him are entitled Monti Silvestri, two pyroclastic cones formed in 1892 north of Nicolosi, at an altitude of 1,900 m, on the slopes of Mount Etna. At a time, such as that of the mid-nineteenth century, when the Italian scientific production was slow due to lack of valid scholars, numerous works of Silvestri found prominence in the most prestigious national and international scientific publications. After his death, he bequeathed studies and works of great value for understanding the evolution of Etna whom had devoted much of his life. The famous German mineralogist and petrographer Petrography is a branch of petrology that focuses on detailed descriptions of rocks. Someone who studies petrography is called a petrographer. The mineral content and the textural relationships within the rock are described in detail. The class ... Arnold von Lasaulx, with whom he collaborated, d ...
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Firenze
Florence ( ; it, Firenze ) is a city in Central Italy and the capital city of the Tuscany region. It is the most populated city in Tuscany, with 383,083 inhabitants in 2016, and over 1,520,000 in its metropolitan area.Bilancio demografico anno 2013, datISTAT/ref> Florence was a centre of medieval European trade and finance and one of the wealthiest cities of that era. It is considered by many academics to have been the birthplace of the Renaissance, becoming a major artistic, cultural, commercial, political, economic and financial center. During this time, Florence rose to a position of enormous influence in Italy, Europe, and beyond. Its turbulent political history includes periods of rule by the powerful Medici family and numerous religious and republican revolutions. From 1865 to 1871 the city served as the capital of the Kingdom of Italy (established in 1861). The Florentine dialect forms the base of Standard Italian and it became the language of culture throughout Ita ...
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Mount Etna
Mount Etna, or simply Etna ( it, Etna or ; scn, Muncibbeḍḍu or ; la, Aetna; grc, Αἴτνα and ), is an active stratovolcano on the east coast of Sicily, Italy, in the Metropolitan City of Catania, between the cities of Messina and Catania. It lies above the convergent plate margin between the African Plate and the Eurasian Plate. It is one of the tallest active volcanoes in Europe, and the tallest peak in Italy south of the Alps with a current height (July 2021) of , though this varies with summit eruptions. Over a six-month period in 2021, Etna erupted so much volcanic material that its height increased by approximately , and the southeastern crater is now the tallest part of the volcano. Etna covers an area of with a basal circumference of . This makes it by far the largest of the three active volcanoes in Italy, being about two and a half times the height of the next largest, Mount Vesuvius. Only Mount Teide on Tenerife in the Canary Islands surpasses it i ...
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19th-century Italian Geologists
The 19th (nineteenth) century began on 1 January 1801 ( MDCCCI), and ended on 31 December 1900 ( MCM). The 19th century was the ninth century of the 2nd millennium. The 19th century was characterized by vast social upheaval. Slavery was abolished in much of Europe and the Americas. The First Industrial Revolution, though it began in the late 18th century, expanding beyond its British homeland for the first time during this century, particularly remaking the economies and societies of the Low Countries, the Rhineland, Northern Italy, and the Northeastern United States. A few decades later, the Second Industrial Revolution led to ever more massive urbanization and much higher levels of productivity, profit, and prosperity, a pattern that continued into the 20th century. The Islamic gunpowder empires fell into decline and European imperialism brought much of South Asia, Southeast Asia, and almost all of Africa under colonial rule. It was also marked by the collapse of the lar ...
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Italian Volcanologists
Italian(s) may refer to: * Anything of, from, or related to the people of Italy over the centuries ** Italians, an ethnic group or simply a citizen of the Italian Republic or Italian Kingdom ** Italian language, a Romance language *** Regional Italian, regional variants of the Italian language ** Languages of Italy, languages and dialects spoken in Italy ** Italian culture, cultural features of Italy ** Italian cuisine, traditional foods ** Folklore of Italy, the folklore and urban legends of Italy ** Mythology of Italy, traditional religion and beliefs Other uses * Italian dressing, a vinaigrette-type salad dressing or marinade * Italian or Italian-A, alternative names for the Ping-Pong virus, an extinct computer virus See also * * * Italia (other) * Italic (other) * Italo (other) * The Italian (other) * Italian people (other) Italian people may refer to: * in terms of ethnicity: all ethnic Italians, in and outside of Italy * in t ...
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Arnold Von Lasaulx
Arnold Constantin Peter Franz von Lasaulx (14 June 183925 January 1886) was a German mineralogist and petrographer. Life He was born at Kastellaun near Coblenz, and educated at the University of Berlin, where he took his Ph.D. in 1868. In 1875, he became an associate professor of mineralogy at Breslau, and in 1880, a professor of mineralogy and geology at Bonn. He was distinguished for his researches on minerals and on crystallography, and he was one of the earlier workers on microscopic petrography. He described in 1878 the eruptive rocks of the district of Saar and Moselle. In 1880 he edited "''Der Aetna''" from the manuscripts of Wolfgang Sartorius von Waltershausen, the results of observation made between the years 1834 and 1869. He was author of "''Elemente der Petrographie''" (1875), "''Einführung in die Gesteinslehre''" (1885), and "''Précis de petrographie''" (1887). He died at Bonn in January 1886. Works *'' Petrographische Studien an den vulkanischen Gesteinen der ...
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Petrography
Petrography is a branch of petrology that focuses on detailed descriptions of rocks. Someone who studies petrography is called a petrographer. The mineral content and the textural relationships within the rock are described in detail. The classification of rocks is based on the information acquired during the petrographic analysis. Petrographic descriptions start with the field notes at the outcrop and include macroscopic description of hand specimens. The most important petrographer's tool is the petrographic microscope. The detailed analysis of minerals by optical mineralogy in thin section and the micro-texture and structure are critical to understanding the origin of the rock. Electron microprobe or atom probe tomography analysis of individual grains as well as whole rock chemical analysis by atomic absorption, X-ray fluorescence, and laser-induced breakdown spectroscopy are used in a modern petrographic lab. Individual mineral grains from a rock sample may also be an ...
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Mineralogist
Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical) properties of minerals and mineralized artifacts. Specific studies within mineralogy include the processes of mineral origin and formation, classification of minerals, their geographical distribution, as well as their utilization. History Early writing on mineralogy, especially on gemstones, comes from ancient Babylonia, the ancient Greco-Roman world, ancient and medieval China, and Sanskrit texts from ancient India and the ancient Islamic world. Books on the subject included the ''Naturalis Historia'' of Pliny the Elder, which not only described many different minerals but also explained many of their properties, and Kitab al Jawahir (Book of Precious Stones) by Persian scientist Al-Biruni. The German Renaissance specialist Georgius Agricola wrote works such as '' De re metallica'' (''On Metals'', 1556) and '' De Natura Fossilium'' ( ...
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Acireale
Acireale (; scn, Jaciriali, locally shortened to ''Jaci'' or ''Aci'') is a coastal city and ''comune'' in the north-east of the Metropolitan City of Catania, Sicily, southern Italy, at the foot of Mount Etna, on the coast facing the Ionian Sea. It is home to numerous churches, including the Neo-Gothic St. Pietro's Basilica, St. Sebastiano's Basilica in the Sicilian Baroque style, and the 17th century Acireale Cathedral, and a seminary, for the training of priests. Acireale is also noted for its art and paintings: the oldest academy in Sicily, the " Accademia dei Dafnici e degli Zelanti", is located here. History According to tradition, the city's origins trace back to Xiphonia, a mysterious Greek city whose location is unknown. In Roman times, there existed another Greek town, Akis, which was involved in the Punic Wars. In Ovid's Metamorphoses, there is a great love between Ā́cis, the spirit of the Ā́cis River, and Galatea the sea-nymph. According to mythology, the tear ...
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Nicolosi
Nicolosi ( scn, Niculùsi) is a ''comune'' (municipality) in the Metropolitan City of Catania in the Italian region Sicily, located about southeast of Palermo and about northwest of Catania. Nicolosi borders the following municipalities: Adrano, Belpasso, Biancavilla, Bronte, Castiglione di Sicilia, Maletto, Mascalucia, Pedara, Randazzo, Sant'Alfio, Zafferana Etnea. Twin towns — sister cities Nicolosi is twinned with: * Edremit, Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a list of transcontinental countries, transcontinental country located mainly on the Anatolia, Anatolian Peninsula in Western Asia, with ... since 2010 References External links Official websiteUnofficial website Cities and towns in Sicily {{Sicily-geo-stub ...
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Catania
Catania (, , Sicilian and ) is the second largest municipality in Sicily, after Palermo. Despite its reputation as the second city of the island, Catania is the largest Sicilian conurbation, among the largest in Italy, as evidenced also by the presence of important road and rail transport infrastructures as well as by the main airport in Sicily, fifth in Italy. It is located on Sicily's east coast, at the base of the active volcano, Mount Etna, and it faces the Ionian Sea. It is the capital of the 58-municipality region known as the Metropolitan City of Catania, which is the seventh-largest metropolitan city in Italy. The population of the city proper is 311,584, while the population of the Metropolitan City of Catania is 1,107,702. Catania was founded in the 8th century BC by Chalcidian Greeks. The city has weathered multiple geologic catastrophes: it was almost completely destroyed by a catastrophic earthquake in 1169. A major eruption and lava flow from nearby Mount Etna ...
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Monti Silvestri
Monti may refer to: __NOTOC__ People * Monti (given name) * Monti (surname) Places *Monti, Lazio, the first rione (historic district) of Rome, Italy *Monti, Sardinia, Italy, a ''comune'' and town *Monti, Iowa, United States, a town See also *Monte (other) *Montie (other) *Monty (other) Monty is a masculine given name and nickname and also occasionally a surname. Monty may also refer to: Music * The Monty (band), a UK party covers band * Monty (singer) or Jacques Bulostin (born 1943), French singer and songwriter * "Monty" (s ...
{{disambiguation, geo ...
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Volcanologist
A volcanologist, or volcano scientist, is a geologist who focuses on understanding the formation and eruptive activity of volcanoes. Volcanologists frequently visit volcanoes, sometimes active ones, to observe and monitor volcanic eruptions, collect eruptive products including tephra (such as ash or pumice), rock and lava samples. One major focus of inquiry in recent times is the prediction of eruptions to alleviate the impact on surrounding populations and monitor natural hazards associated with volcanic activity. Geologists who research volcanic materials that make up the solid Earth are referred to as igneous petrologists. Etymology The word ''volcanologist'' (or ''vulcanologist'') is derived from the English volcanology (volcano + -logy), which was derived from the French volcanologie (or vulcanologie), which was further derived from the French word volcan (volcano), which was even further derived from Vulcanus, the Latin name of the Roman god of fire and metalworking ...
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