1) To obtain or procure by digging for or extracting.
The verb was commonly used in both quarrying and coal-mining from the fifteenth century at least: 1457 it shall be lefull … to gete and have fuell … for the fyre as of stone or cole, West Bretton
1560 there do make cole pitts and get coles, Shelf
1570 aucthorytye to dygge and geyte wall stone … for the walling of the close, Honley
1580 for getting of Coals, Horton. Archaic forms of the verb and unusual compounds are frequent: 1601 nor shall sell his coles there gotten, Northowram
1705-8 his partners had reasonable good gettings, Grinton
1718 cleare all to the getting pitt, Farnley
1739 leave the same colliery … in a Working and Getting Condition, Lepton.