![]() ![]() The porous material helps hold and conserve water, maintain soil temperature, and prevent erosion. They can be used for weed control, aesthetic purposes, or even mulch. Lava rocks come in red, black, or gray and are suitable for various landscaping purposes. When this happens, a light, porous type of stone forms. Lava rock forms when hot lava cools while gases bubble through it. Look through our selection and pick out the one that gives you a look you want! Smooth, colorful river rocks are an excellent choice for landscaping as they are quite beautiful.Īt Zimmerman Mulch, we carry several different types of river stone. So while it makes an attractive choice for the top layer of a driveway, it may require some edging to keep it in place. Like pea gravel, river rock tends to shift and move under the weight of vehicles due to its smooth, rounded edges. It is larger than pea gravel but comes in the same natural browns, tans, and grays. It is harvested from creeks and rivers and is also known as creek stone. River rock is a gravel that has been smoothed and rounded by water. They need some type of edging to keep them in place. They tend to get pushed around by vehicles or migrate off of the driveway or walk. Since the stones are smooth and round, they don’t lock together like the jagged edges of crushed stones tend to do. It is, therefore, a popular choice for the top layer of a walk or driveway. Pea gravel is attractive and easy on both feet and tires. The stones come in various natural colors, such as brown, white, rust, gray, and even slightly translucent. Pea gravel consists of small, rounded stones roughly the size of, you guessed it, a pea. Let’s look at a few common types of gravel. If you want to know more, check out our stone dust and other limestone products at Zimmerman Mulch!įirst, due to natural water erosion, gravel has smooth, rounded edges, making it a more comfortable surface to walk on.Īnd secondly, due to both those soft edges as well as its beautiful natural colors, gravel is usually more aesthetically pleasing than crushed stone. Stone dust comprises fine stone particles and dust, making it almost like coarse sand.īecause it is so fine, stone dust is not an excellent choice for areas with vehicles, but it is ideal for walking paths, as protection for underground utility lines, or to level areas to create a smooth base layer. Gray or Blue Item #4 - Gray or blue in colorĪll types of Item #4 make solid base layers for many different projects!.Quarry Item #4 - Made from crushed limestone.Recycled Item #4 - Made from recycled blacktop, brick, or other stones.You can get variations of Item #4, such as: Like #411, Item #4 is a perfect base material for driveways, sidewalks, or patios. The sand and dirt help to compact the whole substance together. It is made by mixing golf ball-sized chunks of stone with sand and dirt. Similar to crushed stone #411, Item #4 is a mixture. If you want to know more, take a look here! We also have a four-inch stone that works perfectly for drainage or base layers. #3 is also popular for railroad construction and any project that requires good drainage.Īt Zimmerman Mulch, we have a line of #3 limestone that is a bit larger - approximately three inches in diameter. This gives the whole driveway a strong foundation and ensures proper drainage. Most gravel driveways comprise at least three different layers of stone, and #3 is a popular choice for a solid, 4-inch-thick base layer. It is a popular type, usually made up of stones ½ - 2 inches in diameter. Any application that calls for a good solid base will benefit from the use of #411 stone.Īs the name suggests, #3 is one of the larger sizes of crushed stone. This makes it an ideal stone for a base for paver patios, stone walks, retaining walls, artificial turf, driveways, etc. The small particles and dust help to solidify the material into a good, hard base. It combines #57 stone and #10 screenings and dust. #411 is a mixture of larger particles, fine particles, and dust. It has relatively coarse particles with diameters of ¾” to 1.” The name 57 refers to the size of the screen used to sift the stone. #57 crushed stone can be made of different rock types (granite, limestone, basalt, etc.), with limestone being the commonest. ![]()
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