shoad
Loose fragments (often of metal ore) mixed with earth.
Noun
- Loose fragments (often of metal ore) mixed with earth.
- The earliest mining consisted simply in collecting shoads — a means of gaining a livelihood not yet totally discarded. - 1915, Lionel Clive Ball, The Etheridge Mineral Field, page 37:
- Eluvial wolfram was known from the Mount Carbine area 50 miles northwest from Cairns before 1895, but the black shoads were at first thought to be manganese (hence the name Manganese Creek for the little creek at the...
- Where the fynding of these affordeth a tempting likelihood, the tynners go to work casting up trenches before them, in depth 5 or 6 foote, more or lesse, as the loose ground went, and 3 or 4 in breadth, gathering up...
Origin
From Middle English shode, schode, from Old English ġescēad (“separation, distinction, discretion, understanding, argument, reason, reckoning, account, statement, accuracy, art, manner, method”), from Proto-Germanic *skaidą (“separation, distinction”), from Proto-Indo-European *skey- (“to cut, divide, separate”). Related to Old English scādan (“to separate, divide, part, make a line of separation between”). More at shed.
Forms
Verb
- To seek for a vein or mineral deposit by following a shode, or tracing them to whence they derived.
- In shoading it is necessary to distinguish between heavy and light ores, and between friable and hard materials. - 1879, William Bailes, Student's Guide to the Principles of Coal & Metal Mining, page 89:
- It is manifest from the position of the neck that the great mass of material removed by denudation in forming the hollow in which it is seen exposed, must have been washed down the stream in question, and had diamonds...
- Until about 1875, the ancient methods of prospecting for a deposit whose presence was suspected from evidence such as the above were still in common use. they included shoading, trenching, and hushing. - 1967, Charles...
- To be distributed as shoads.
- Among the fragments shoaded down the sloping surface of the ground are pieces of edgewise intraformational conglomerate. - 1941, Royal Society of South Australia, Transactions of the Royal Society of South Australia,...
- The discovery of davidite at Radium Hill was made in 1906, by Mr. A. J. Smith, who mistook the black shoaded mineral for tin ore. - 1958, Australian Atomic Energy Commission, Australian Atomic Energy Symposium, 1958,...
- Several outcrops were originally pegged in the hope that the shoaded black mineral would prove to be tin ore. - 2013, Arthur John Gaskin, H. R. Samson, Ceramic and Refractory Clays of South Australia, page 7: