sharpstone

sharpstone

[′shärp‚stōn]
(geology)
Any rock fragment having angular edges and corners and being more than 2 millimeters in diameter.
References in periodicals archive ?
Senes, Lewis Sharpstone, Robin Swanson, Dalton Sweaney, Calvin Takuma, Kimberly Totah, Michael Vega, Dawn Wilson, Lou Wright, Jacquelene Graziano, Brian Thomason, Matthew Martin.
Davies JG, Greenwood EF, Kingswood JC, Sharpstone P, Street MK.
Fairy rings by Danny Beath from Shrewsbury, runner up picture in the landscape section' Porcelain mushrooms by Danny Beath from Shrewsbury overall winning picture' Clockwise from left, Mushroom by Mike Reda from Smethick, second prize in the Junior Wildlife Photography Award' Banded Demoiselle by Simon Williams from Norton Canon, Herefordshire, winner of the Junior Wildlife Photography Award' Horsefly at rest by David Wain of Tamworth, runner up in the animal magic category' Sharpstone Hill at dawn by Danny Beath, winning picture in the landscape section' In the rains by Mark Ecclestone from Telford, winner in the animal magic section
Jahoor F, Jackson A, Gazzard B, Philips G, Sharpstone D, Frazer ME, et al.
Deborah Sharpstone, 30, PR co-ordinator, from North London
Sharpstone Hillfairy Rings by Danny Beath was the winning photograph in the landscape section
Wendy Richards, Guadalupe Sandoval, Lewis Sharpstone, Elizabedi Smiley.