RE: NANFA-- That whole sandbed thing.

Shane Graber (SGraber_at_sauder.com)
Mon, 3 Feb 2003 14:57:49 -0500

As I understand it, lava rock has a considerable amount of phosphorus and
other trace elements bound up in the rock at high concentrations. However
I've never seen any data on this to back this claim up either.

Shane

> -----Original Message-----
> From: Moontanman_at_aol.com
> Sent: Monday, February 03, 2003 2:52 PM
> To: nanfa_at_aquaria.net
> Subject: Re: NANFA-- That whole sandbed thing.
>
>
> In a message dated 2/3/03 7:58:08 AM Eastern Standard Time,
> njz_at_clevelandmetroparks.com writes:
>
> > Anyone ever tried crushed brick? Do you think that it
> would have the same
> > properties as this fractured clay? I have tried it in a
> 300 gallon with
> > several aponogetens and VHO lighting but I had no success.
> It was several
> > years ago and I am must smarter now ;-)
> >
> I've been giving some thought to trying powdered lava rock.
> It should contain
> lots of minerals for plant growth. Any body like to comment
> on this? You can
> go to the place where they sell lava rock in bulk and at the
> bottom of the
> pile is always s a layer of lava rock powder. it can be black
> or brown.
>
> Moon
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