Slurry/Sauce is very much like a live resin. It is a paste like combination of slightly crystallized THCA and terpenes.
Butane is the magic solvent. Nowhere is this more obvious than in the exotic arena of Diamonds, Caviar, Slurry/Sauce and HTE or HTFE. Using only the finest cannabis, butane, pressure and heat, cutting edge cannabis extraction labs have been searching for and creating, high terpene high cannabinoid extractions. At this point names for these products are popping up almost as common as newly named strain crosses.