Forum: Crusher Dust
· Crusher dust,I understand, is a by -product of blue metal processed for road building. The base rock, I''m told, is basalt. as such it is a lot cheaper to buy than over priced "volcanic rock dust" sold at your bespoke garden shop. About the Author srt giraween 3rd February 2015 4:14pm #UserID: 10109 Posts: 83 View All srt''s Edible Fruit Trees