road metal


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road metal

crushed rock, broken stone, etc., used to construct a road
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
Two of the five diamond core drill holes at Road Metal produced samples with significantly high levels of gold and silver.
But Road Metal is years away from becoming a mine, Bundtzen said, should the mineralized area contain enough gold, silver and other metals to be considered an economic producer.
Drilling crews completed about 7,000 feet of diamond-core drilling-eight holes-in the Road Metal property by the end of May.