Can Urn Sand be used in aquariums?

gaines

Ruler of the Blue Lagoon
May 14, 2006
95
0
0
Nashville, TN
Since Seachem is coming out with black flourite, I'm considering using it as a base and laying black sand over it for a completely black substrate. With this in mind, I'm looking for the best source of black sand and janitorial supply stores keep popping up in my searches.

Urn sand is the really fine sand that you see in those cylindrical ash trays. The really nice hotels will sometimes stamp their hotel logo into the sand. It's so fine that it feels extremely soft to the touch.

Does anyone know why this wouldn't work well in an aquarium? I guess my main concern would be clouding from the fish/filtration disturbing the sand. I don't think any chemicals are used on it, but I really don't know.

There's also black sand labeled as soil cover is another possability, but I hate to order some only to find out it isn't ideal.

Thanks
 
Really fine sand is bad for a tank, tends to create dead spots for anerobic bacteria that can cause some really nastey gases in your tank. This in turn would cause a massive die off. I would go with the entire setup of Black flourite or Course sand. I picked up some Flint stone sand about a month ago for my goldfish tank, its really nice stuff and it was really cheap since its local sand. It came to about 48 cents a pound, $24 for 50 pounds of it.
 
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