Discussion in 'Freshwater Substrates - Gravel, Sand' started by dutoits, Apr 2, 2010.
is Feldspar safe for use in fishtanks?
Welcome to Fishlore Dutoits. :;hi2 Feldspar should be fine in your aquarium as long as it doesn't contain any metalic flecks or veins.
Great, I had the same questions.
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