Purchased in 1918 by The Clay Cross Company, the Overton Hall estate was rich in fluorspar, barytes and limestone. On Gin Lane, opposite the hall, is an old fluospar mine headstock. . . . . . #mine #fluospar #mineral #ashover #headstock #history #heritage #derbyshire #derbyshire_heritage (at Overton Hall Ashover) https://www.instagram.com/p/CVN2u0ToY79/?utm_medium=tumblr












