Replies

To: RoadKingSE

And two words: glauconitic sands. I wrote a thesis on this very premise way back in 87.

8 posted on 03/11/2008 2:21:43 PM PDT by doodad

To: doodad

Glauconitic sands are a good source of Potassium, but not of Phosphorus. Memory getting a little fuzzy?

20 posted on 03/11/2008 3:09:44 PM PDT by Renfield (Turning apples into venison since 1999!)

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