![BITUMINOUS SHALE](http://shopallmyrelationsindy.com/cdn/shop/products/20191017_165224_1_grande.jpg?v=1571765454)
This BITUMINOUS SHALE are approximately 3/8"-1 1/2" in length and approximately 1/2"-2" in height,Bituminous shales are rocks containing organic substances called kerogens. When there is a sufficient quantity of kerogens, they can be exploited to produce oil and gas fuel. Bituminous shale should not be confused with oil sands.