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The Statue of Liberty, showing advanced patination; verdigris is responsible for the statue's iconic green colour.. Verdigris (/ ˈ v ɜːr d ɪ ɡ r iː (s)/) [1] is a common name for any of a variety of somewhat toxic [2] [3] [4] copper salts of acetic acid, which range in colour from green to a bluish-green depending on their chemical composition.
Green County was formed in 1792 from portions of Lincoln and Nelson Counties. [2] Green was the 16th Kentucky county in order of formation. [3] The county is named for Revolutionary War hero General Nathanael Greene, but the reason why the final E is missing is unknown. [4] [5] Three courthouses have served Green County.
Kentucky has more navigable miles of water than any other state in the union, other than Alaska. [29] Kentucky is the only U.S. state to have a continuous border of rivers running along three of its sides – the Mississippi River to the west, the Ohio River to the north, and the Big Sandy River and Tug Fork to the east. [30]
Malachite is a copper carbonate hydroxide mineral, with the formula Cu 2 CO 3 (OH) 2.This opaque, green-banded mineral crystallizes in the monoclinic crystal system, and most often forms botryoidal, fibrous, or stalagmitic masses, in fractures and deep, underground spaces, where the water table and hydrothermal fluids provide the means for chemical precipitation.
Greenup County is a county located along the Ohio River in the northeastern part of the U.S. state of Kentucky.As of the 2020 census, the population was 35,962. [1] The county was founded in 1803 and named in honor of Christopher Greenup. [2]
Following is a list of minerals that serve as copper ores in the copper mining process: [1] Image Name Formula % Copper when pure Chalcopyrite: CuFeS 2: 34.5 Chalcocite:
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The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map. [1] There are 20 properties and districts listed on the National Register in the county. This National Park Service list is complete through NPS recent listings posted January 24, 2025.