Quartz sandstone– Highlands Highlands is a beautiful linear ledge stone with half of the colors concentrating on golds, creams and buffs and the other half a heavy concentration of grays. Great stone for interior and exterior walls and fireplace facings. Packaged in boxes and sold by the entire box AVAILABLE SIZES DESCRIPTION THICKNESS PACKAGED Thin Veneer 1-1/2" 100 sf - flats Thin Veneer 1-1/2" 100 lf - corners