GMC Granite Concept Up Close. By Kelsey Mays. March 5, 2015. ... The Granite, a sort of trucklike hatchback, would be GMC’s smallest model by a fair margin if it ever gets produced.

They've been coring Granite since the 1860s, maybe even earlier. They reached the peak of quarrying probably in the '30s or '40s. And they had, I think, close to 18 quarrying companies working in ...