--- product_id: 258873282 title: "Coarse Aragonite 10lb sand for reef, saltwater and marine aquariums" brand: "aqua natural" price: "Β₯17426" currency: JPY in_stock: false reviews_count: 13 url: https://www.desertcart.jp/products/258873282-coarse-aragonite-10lb-sand-for-reef-saltwater-and-marine-aquariums store_origin: JP region: Japan --- # 10lb of pure marine magic 8.298% pH stability Sustainably sourced Coarse Aragonite 10lb sand for reef, saltwater and marine aquariums **Brand:** aqua natural **Price:** Β₯17426 **Availability:** ❌ Out of Stock ## Summary > 🌟 Dive into purity with every grain! ## Quick Answers - **What is this?** Coarse Aragonite 10lb sand for reef, saltwater and marine aquariums by aqua natural - **How much does it cost?** Β₯17426 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/258873282-coarse-aragonite-10lb-sand-for-reef-saltwater-and-marine-aquariums) ## Best For - aqua natural enthusiasts ## Why This Product - Trusted aqua natural brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **All Life Stages:** Perfect for every aquatic pet, from fry to adults. - β€’ **Eco-Friendly Choice:** Naturally renewable and sustainably sourced. - β€’ **Marine-Grade Quality:** Genuine aragonite for thriving aquatic life. - β€’ **Pure Calcium Carbonate:** No impurities, just pristine quality. - β€’ **Unmatched Buffering Power:** Maintain optimal pH levels effortlessly. ## Overview Coarse Aragonite 10lb sand is a premium marine substrate designed for reef, saltwater, and marine aquariums. With its exceptional buffering capabilities, it maintains a stable pH of 8.298, ensuring a healthy environment for aquatic life. This sustainably sourced, genuine marine aragonite is free from impurities, making it the ideal choice for aquarium enthusiasts who prioritize quality and eco-friendliness. ## Description Product Description Bahamian Aragonite Aquarium Sand is the ideal substrate for marine, reef or African Cichlid aquariums. It is a pure Oolitic Aragonite sand collected from the crystal clear oceans of The Bahamas, with no harmful tar, organics or impurities. This aquarium sand has unsurpassed buffering capability and helps maintain a natural pH balance of 8.2 without the constant addition of chemicals. One kg of Oolitic Aragonite Aquarium Sand offers over 1 million sq. cm of surface area providing a huge space for housing ammonia, nitrate and nitrite reducing bacteria. Oolitic Aragonite Sand is the ideal grain size for reef tanks, fish tanks, plenum systems and refugiums. Directions Rinse material well in a bucket using clean water. Do not use soap or other cleaning agents. Continue to rinse material until overflow water turns from a milky to light cloudy appearance. Any remaining cloudiness will disappear after a few hours of filter operation. ## Features - Unsurpassed buffering capability - keeps pH at a stable 8.2 - 98% pure calcium carbonate - no impurities like other forms of aragonite - Naturally renewable oolitic aragonite - sustainable sourced - Genuine Marine aragonite - not land mined - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | Allergen Information | Abalone Free | | Asin | B07X1V7ZXW | | Batteries Required | No | | Best Sellers Rank | 85,787 in Pet Supplies (See Top 100 in Pet Supplies) 49 in Aquarium Sand | | Colour | Sand | | Customer Reviews | 4.4 4.4 out of 5 stars (419) 4.4 out of 5 stars | | Date First Available | 27 Aug. 2019 | | Item Form | Granules | | Item Model Number | ARAGC010 | | Item Weight | 4.5 kg | | Number Of Items | 1 | | Pet Life Stage | All Life Stages | | Product Dimensions | 34 x 6 x 22 cm; 4.5 kg | | Quantity | 1 | | Size | 10 Pound (Pack of 1) | | Specific Uses | Behavior | ## Images ![Coarse Aragonite 10lb sand for reef, saltwater and marine aquariums - Image 1](https://m.media-amazon.com/images/I/71YaLMlAbOL.jpg) ![Coarse Aragonite 10lb sand for reef, saltwater and marine aquariums - Image 2](https://m.media-amazon.com/images/I/71Og8AUHanL.jpg) ![Coarse Aragonite 10lb sand for reef, saltwater and marine aquariums - Image 3](https://m.media-amazon.com/images/I/81c9qFPZ54L.jpg) ## Questions & Answers **Q: Pounds of this sand for 135 gallon aquarium?** A: I used 15 pounds for a 30 gallon tank which gave me about an inch deep. **Q: Can this be used in a fresh water tank?** A: Yes it can. Be mindful it'll raise your ph if you like a low ph tank. ## Customer Reviews ### ⭐⭐⭐⭐⭐ It’s not a live sand *by on Reviewed in the United Kingdom 13 October 2025* Best sand I ever used compared to others it’s pretty clean ### ⭐⭐⭐⭐⭐ Good *by on Reviewed in the United Kingdom 3 November 2025* Good ### ⭐⭐⭐⭐⭐ Perfect *by on Reviewed in the United Kingdom 2 March 2025* Just what I needed and at a fair price. ## Frequently Bought Together - Coarse Aragonite 10lb Sand for Reef, Saltwater and Marine Aquariums - Instant Ocean Sea Salt 50 Gallons, For Marine Aquariums, Fast Dissolving --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/258873282-coarse-aragonite-10lb-sand-for-reef-saltwater-and-marine-aquariums](https://www.desertcart.jp/products/258873282-coarse-aragonite-10lb-sand-for-reef-saltwater-and-marine-aquariums) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-07*