Contains 30+ trace minerals. This green colored sand has a fine sandy like formulation. Loosens clay soils, binds and catalyzes release of additional nutrients from the soil. Ocean-deposit iron-potassium silicate.
Description:100% fully natural glauconite greensand. Mined, crashed, dried and cleaned of stones and dust. Does not contain any additives or preservatives.
GUARANTEED ANALYSIS: Soluble Potash (K2O) 1.4%, Magnesium (Mg) 0.5%, Iron (Fe) 3.7%, Molybdenum (Mo) 0.01%, SiO2 65.70%
Mineral Composition: Glauconite 37±6%, Quartz 46±6%, Mica(Muscovite) 4±1%, Feldspar 8±2%, Zeolite 4±1%, Chlorite 1±0.5% pH 8.01