WebMay 28, 2024 · In 1790 the Great County Adit reached the sett, allowing for deeper lodes to be reached. While it may have started as a tin mine, in the early 18th century it also became a significant copper producer which … WebIn 1778 the workings were linked to the Great County Adit (Cornwall's most extensive drainage tunnel network) discharging some 3.5km south east. At the end of the 18th century the main lodes were exploited throughout the length of the mine. Shaft names changed frequently, reflecting the growth and evolution of the mine. ...

Great County Adit - engole.info

WebNov 7, 2024 · Wheal Squire was started in 1757, although this was likely a reworking of a much older mine. In 1791 it was reached by the Great County Adit. The mine was very successful during the early 1800’s. In 1818 it was employing 400 people and just the following year it had reached 72 fathoms (132m) below the County Adit, working rich … WebThe Great County Adit, sometimes called the County Adit, or the Great Adit was a system of interconnected adits that helped drain water from the tin and copper mines in … great marsh estate wedding

Great County Adit - Graces Guide

• Great County Adit, a system of over 40 miles (65 km) of adits used for dewatering more than 100 mines in the Gwennap area of Cornwall in the 18th and early 19th centuries. • The Hollingwood Common Canal is a disused navigable coal mine adit which terminated at the Chesterfield Canal at Hollingwood, near Staveley, Derbyshire. WebThe Great County Adit, sometimes called the County Adit, or the Great Adit was a system of interconnected adits that helped drain water from the tin and copper mines in the … WebGrant County Auditor The Auditor is the Chief Financial Officer of the County. Every county office deals directly with the Auditor's Office on a regular basis to obtain important financial and tax-related information. great marsh institute