I do have some stats which may be very supportive

I do have some stats which may be very supportive to their technology development.
Asphalt Ridge: one of Utah’s prolific oil sands regions. Over 1.5 billion bbl of proven/probable reserves.
 Deposits from surface - 1000 feet.
 Richness varies: 100 to 300 bbl/  acre-foot.
 Measured Resource: Asphalt
Ridge estimated @ 0.8 billion
bbls underlying 29,000 acres. 
(Source:  US DOE)
 Oil sands ranges:  8 - 14 API