English

Verb

cropping

1. present participle of crop

Noun

cropping ‎(plural croppings)

1. (mining) An outcrop that is mined for the ore it contains.
   • 1905, Waldemar Lindgren, The Copper Deposits of the Clifton-Morenci District, Arizona (page 207)

     Their croppings are either entirely barren or contain only a moderate amount of copper, but much richer ore is ordinarily found just above the chalcocite zone.

   • 1912, John Mason Boutwell, ‎Lester Hood Woolsey, Geology and ore deposits of the Park City district, Utah (page 121)

     The cropping of the Quincy ore-bearing bed, the equivalent of the Daly West bed, is stated to have been found at the east end of the present mine and just below the present wagon road.