43+ Decomposed Granite Landscaping Pictures. It's formed from the natural weathering and erosion of solid granite, a tough, hard, igneous rock. Loose decomposed granite packs well and provides excellent drainage, making it an ideal mulching material for garden beds, but it is susceptible to erosion and must be maintained.
Decomposed granite is granite that has been worn down so much that it only consists of very small and fine pieces. Depending on the type of granite mixer you are using the consistency can change between sandy to chunky, but overall it is an. Decomposed granite is simply granite that has weathered to a combination of tiny rocks and silt.
Stone fines come in many colors, choose from these d.
It is a fairly fine mixture, as opposed to other materials. Decomposed granite (often referred to as dg) is a type of gravel that consists of small particles of granite rock. The sizes can range from a maximum of 1/4 to a sandy consistency. Decomposed granite is simply granite that has weathered to a combination of tiny rocks and silt.