Rock Crusher - Feed The Beast Wiki - FTB ForumsJan 31, 2017 . If you have BuildCraft installed, the Rock Crusher will need to be . but one of the most important products it can produce is Obsidian Dust.rock crusher can produce rock dust,Homemade Rock DustDec 3, 2014 . Homemade Rock Dust "Bread From Stones" book Archive :sarchive/details/breadfromstones00hens Soil and Health.
rock crusher can produce rock dust