Noun
oil sand (countable and uncountable, plural oil sands)
A relatively loose sandstone, or porous carbonate rock, impregnated with bitumen.
Synthetic crude oil main seeAlso Synthetic crude oil, also known as syncrude, is the output from a bitumen upgrader facility used in connection with oil sand production in Canada. Source: Internet
With oil prices as low as around $40 per barrel in the U.S. as of December 2008, liquid coal lost some of its economic allure in the U.S., but will probably be re-vitalized, similar to oil sand projects, with an oil price around $70 per barrel. Source: Internet