Results: 1 - 3 of 3
Oct 31, 1947
Information Series
… include: definition of clay and shale, mode of occurrence, … ceramic importance of clay and shale deposits of Alberta; Research … Ceramic Importance of Clay and Shale Deposits of Alberta …
Dec 31, 1956
Information Series
… 10% by weight of oil or more; shale containing 4% or less of oil; … and interbedded oil sand and shale containing between 4% and 10% … that were predominantly shale and interbedded oil sand and …
Mar 07, 2010
Information Series
… Head Hills, polymetallic black shale in the Birch Mountains, …