NPT StoneScapes® Puerto Rico Blend Small BLACK MINI KIT Black Pool Finish Mini Kit - Finish your pool with distinction! StoneScapes Puerto Rico Blend Small Black creates deep dark green water color that can look gold in very shallow water and is comprised of modified white Portland cement which has been colored with black pigment and natural black quartz pebble aggregates and a specialty blend of small glass bead aggregates. Some naturally occurring seashell can be seen in this pebble mix which comes from the beaches of Baja California. StoneScapes is ideal for both commercial and residential installations due to its strength, integrity, texture, color palette, and over all aesthetic appeal.