![I bought black Diamond blasting sand off tractor supply, but 3 days later we notice these yellow crystals. How screwed am I? : r/PlantedTank I bought black Diamond blasting sand off tractor supply, but 3 days later we notice these yellow crystals. How screwed am I? : r/PlantedTank](https://preview.redd.it/i-bought-black-diamond-blasting-sand-off-tractor-supply-but-v0-8mpq1oe2lxpb1.jpg?auto=webp&s=851796b7939904f1a20cd74ba31c484492b7bb40)
I bought black Diamond blasting sand off tractor supply, but 3 days later we notice these yellow crystals. How screwed am I? : r/PlantedTank
![PSA: Black diamond blasting sand works for a planted tank substrate and well worth it if you don't want to break the bank on a aquascape in a large tank. : r/Aquariums PSA: Black diamond blasting sand works for a planted tank substrate and well worth it if you don't want to break the bank on a aquascape in a large tank. : r/Aquariums](https://external-preview.redd.it/Jzj8EOsirx8E7PvWEJUVHxco7Loi8_H0GevVkWM79jo.jpg?auto=webp&s=75680c2fe0fbe5248e627ee617b942e25c07a881)
PSA: Black diamond blasting sand works for a planted tank substrate and well worth it if you don't want to break the bank on a aquascape in a large tank. : r/Aquariums
![Close up photo of medium grit black diamond blasting sand. Taken in sunlight to show coloration of the sand. : r/walstad Close up photo of medium grit black diamond blasting sand. Taken in sunlight to show coloration of the sand. : r/walstad](https://i.redd.it/t9c1q3mmuhf61.jpg)
Close up photo of medium grit black diamond blasting sand. Taken in sunlight to show coloration of the sand. : r/walstad
![Amazon.com: Black Diamond Abrasive Blast Media, Coal Slag, Coarse Grade, 10/40 Mesh Size (5 LBS) : Tools & Home Improvement Amazon.com: Black Diamond Abrasive Blast Media, Coal Slag, Coarse Grade, 10/40 Mesh Size (5 LBS) : Tools & Home Improvement](https://m.media-amazon.com/images/I/51k33vAAPKS._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOUR%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA8%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: Black Diamond Abrasive Blast Media, Coal Slag, Coarse Grade, 10/40 Mesh Size (5 LBS) : Tools & Home Improvement
![Derust Derusting Sand Copper Ore Slag Sandblasting Abrasive for Sand Cleaning and Rust Removal Roughening Pretreatment Before Electroplating of Ship and Bridge - China Derusting Sand, Rust Removing Sand | Made-in-China.com Derust Derusting Sand Copper Ore Slag Sandblasting Abrasive for Sand Cleaning and Rust Removal Roughening Pretreatment Before Electroplating of Ship and Bridge - China Derusting Sand, Rust Removing Sand | Made-in-China.com](https://image.made-in-china.com/202f0j00gWGpmuklhocq/Derust-Derusting-Sand-Copper-Ore-Slag-Sandblasting-Abrasive-for-Sand-Cleaning-and-Rust-Removal-Roughening-Pretreatment-Before-Electroplating-of-Ship-and-Bridge.jpg)
Derust Derusting Sand Copper Ore Slag Sandblasting Abrasive for Sand Cleaning and Rust Removal Roughening Pretreatment Before Electroplating of Ship and Bridge - China Derusting Sand, Rust Removing Sand | Made-in-China.com
![8 DOWNSIDES TO BLACK DIAMOND BLASTING SAND | Budget/Cheap Aquarium Substrate Still Worth It? - YouTube 8 DOWNSIDES TO BLACK DIAMOND BLASTING SAND | Budget/Cheap Aquarium Substrate Still Worth It? - YouTube](https://i.ytimg.com/vi/IqaO7okrRVA/sddefault.jpg)