NPT QuartzScapes® Caribbean QUARTZSCAPES BARBADOS BLUE Barbados Blue Pool Finish Parent Kit - Finish your pool with distinction! QuartzScapes Caribbean Series Barbados Blue quartz aggregate pool finish creates dark blue water color and is comprised of dark blue pigmented white Portland cement, natural quartz aggregate and Cobalt Blue and Black T-Grade colored quartz highlights. Because natural quartz is ten times harder and more durable than marble, QuartzScapes is perfect for both commercial and residential installations.