Curacao Blue Decomposed Granite Landscaping Crushed Stone Fines Material Central Arizona granite rock quarry shipping bulk gravel, rock, and boulders throughout Arizona and Southern California. Palleted material in California is also available. Add a little dazzle or a lot of bling to your landscape with Curacao Blue D. G.. Curacao Blue Decomposed granite is among the most unique landscapes d. g. in North America. Its blue color makes it very unique. Decomposed granite has three sizes max 1/2" minus, 1/4" Minus, and 3/8' Minus. It can be used for many different things. Plus, it’s a great choice for landscaping because nothing is more durable than naturally occurring granite, which is easy on pockets, and stunning both at the same time. No matter what you’re constructing, pathways, Driveways, Gardens, or Walkways, all of it can be made by this artistic piece of nature.