Found some crushed around 3/8 size, going into a primarily shrimp and snail tank. The primary color of our crushed Lava Rock opal is purple/black with traces of red shine. PRIMARY COLOR: Black SECONDARY COLORS: Red, hints of green, yellow, and orange Lava Rock Crushed Opal might have been a survivor of the Mount St. Helen's eruptions. Lava Rock (also known as Basalt) is an intense mineral that forms when gasses in magma begin to solidify and harden into rock. Sizes: 1 1/2″ (screen size +1″ to -2″) 200-300mm (8-12 inch) Volume: A full crate of lava has a volume of 1m³ and will weigh approximately 700kg . This stone is blackened with volcanic ash, with shimmers of red, pouring out like lava. The crate is likely to contain in the order of 80 pieces. Our Lava Rock comes from a 55,000 year old volcanic lava flow. It is inert and will not affect the water chemistry in your aquarium. This rock is 100% Crushed Rock. Red lava rock, technically called scoria is a colorful addition to a garden; some suppliers also sell black lava rock, which garners its visual impact from texture, alone. This stone is blackened with volcanic ash, with shimmers of red, pouring out like lava. In black, red and amazing mezzo! 99 (£9.99/kg) Decomposed Granite. Black Lava Rock is a decorative rock found in volcanic regions giving it a porous consistency that retains heat making it a great product for use in fire pits. Black Lava Rock is a classic aquascaping stone that's often used in all types of aquarium setups such as planted tanks, freshwater, and brackish. After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. Lava rock in the colors black, red and mezzo. Gravel is easy to maintain and install, doesn't crack, and works for various projects such as landscaping or driveways. SALMON BAY Can almost be mistaken for jellybeans. 2016 - 2020 GLASS AQUA  |  Let Nature Unfold  |   Learn About Us  |   Affiliate Program, Ultum Nature Systems x Marfied Controsoil, Ista Aquarium Aquatic Plant and Coral Glue. Gravel. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. California Gold. This rock is perfect for walkways and decorative landscaping, and the black really stands out in a pondless water feature. Call it what you'd like...lava rock, basalt scoria, extrusive igneous, volcanic cinders. to 3 in. Chamois Beige. A cubic yard of crushed rock or river pebbles material weighs between 2,300 and 3,200 pounds depending upon the type of rock quarried. 6 Quart - 1/8" Horticultural Black Lava for Succulent and Bonsai Tree Soil Mix. In this listing, you will receive Lava Rock gravel that may be used for a wide variety of purposes. This colored inlay material will melt magnificently with any project. Kettle Valley Basalt. American Fireglass LAVA-S-10 American Fire Glass Small Sized Black Lava Rock – Porous, All-Natural, 1/4 Inch to 1/2 Inch Thick x 10 Pounds 4.6 out of 5 stars 1,174 $17.46 $ 17 . Large quantities can ship much cheaper than heavier rocks. The possibilities are endless! In addition, it's also great for the colonization of beneficial bacteria resulting in a healthier aquarium environment. It’s superior to most other products in the area. This Vigoro 0.5 cu. You’re seeing this ad based on the product’s relevance to your search query. American Fireglass LAVA-S-10 American Fire Glass Small Sized Black Lava Rock – Porous, All-Natural, 1/4 Inch to 1/2 Inch Thick x 10 Pounds 4.5 out of 5 stars 629 $21.99 ft. Black Lava Rock can be used to accent your garden or planters. Our lava rock and crushed rainbow rock is an excellent choice for beautifying gardens and accenting landscape features. Coyote Gold. Its origins play a key roll in the stone’s healing properties. Suitable for fire pits and container gardens as well as set dressing and photographic assignments. Use this crushed opal for inlay in your next ring design! Landscape Glass. Our crushed Lava Rock Opal shines a deep deep purple, nearly black. White or black colored gravel such as ballast lime-rock, white limestone, or lava rock costs $120+ per ton, or $3 to $10 per cubic foot when ordered in small quantities. The compaction efforts are less than similar gravel because it is 100% fractured. Crushed Rock (often referred to as gravel) can be used for driveways, parking lots, walkways, and pathways. 3/4″ crushed rock that’s black rock with veins of quartz. The colour most commonly distributed through garden centers is a brick red which suits many garden schemes, similar to crushed brick or shale mulch or the red bricks used as paving. It is fire resistant and safe to use in fire pits. Lava rock is popular for use in deodorizer products that remove animal, mould and foot odors. 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