Natural Aggregates

Greenstone Materials Inc. (Greenstone) offers natural aggregates from our San Juan Capistrano quarry. Our materials meet or exceed County (Greenbook), Caltrans and ASTM testing specifications. Test results for various material types are available upon request.

Natural Aggregates Offered
Class II Construction Aggregate  Base (CAB)

1″ Crushed Rock, 3-5″ Construction Exit/Entrance Rock

3/4” Crushed Rock
3/8” Crushed Rock
SE 30+ Fill Sand, Rip Rap, Cobblestone

All recycled products are manufactured at our San Juan Capistrano quarry located at 33977 Ortega Hwy, San Juan Capistrano, CA. Contact us at 949-728-0200. Directions/Map