Magnetite Powder (Black Iron Oxide), Natural, High Quality, 22 Pounds.

Description

22 pounds of high quality, natural magnetite powder. Images show an 11 lb bag (you will receive 2 of these), a small example of the material, and a compositional analysis. Great for hydroponics, gardening, MEOW kettles and experiments of all kinds. Lowest delivered price per pound.
1 cup of magnetite powder weighs about 1 lb.  The material feels and handles like (very heavy!) bread flour.  It is sifted and dried.
188 (4,250 lbs) sold in prior listings with 100% buyer satisfaction.
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