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standards of environmental control than modern quarries, other than through voluntary compliance with the industry’s codes of practice. However, given their
Dimension stone is natural stone or rock that has been selected and fabricated (i.e., trimmed, cut, drilled, ground, or other) to specific sizes or shapes. Color ...
The virtual quarry is the UK's essential guide for young audiences to what really happens behind the barriers of a quarry, featuring how aggregates are found and ...