| 31. | At San Francisco's Panama Pacific Exhibition in 1915, Granite Rock Company won the Gold Ribbon for excellence in crushed rock.
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| 32. | For example, sand, gravel, river rock and crushed rock, and other aggregates are often separated by size using vibrating screens.
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| 33. | These crushed rocks or myelonites witness to an ancient metamorphism which occurred well before the shale deposits of Le Vill?
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| 34. | The path is crushed rock and dirt; although road bikes can be used, knobby-tired mountain bikes are a better fit.
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| 35. | Then he mixed portions of paste with different natural dyes made from crushed rocks and colored mud to create different colors.
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| 36. | On this day, though, Berger stood astride a small pile of crushed rock and gazed out at the throngs of refugees.
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| 37. | About $ 6million is used to maintain 116miles of freeway landscaping, an estimated $ 103million worth of vegetation and crushed rock.
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| 38. | The tramway was used to transport crushed rock from the quarry, it was constructed by the Dandenong Shire Council in 1912.
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| 39. | The measured pressure is then divided by the pressure required to achieve an equal penetration on a standard crushed rock material.
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| 40. | The proposal, awaiting final approval from state officials, would use a cyanide solution to separate gold from tons of crushed rock.
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