Zeolite Rocks large granular 2 pounds with free shipping Perfect size for lawn and garden use.
Zeolite consists of a unique mineral called Zeolite Clinoptilolite which is of volcanic origin.
The material is a pale-green, large gravel-sized product.
Specifications for Zeolite  Clinoptilolite
Mineral Component: Typical 85% Balance opaline silica
General Formula:
Na, K, Ca)2-3Al3(Al, Si)2Si13O36-12H2O Cation Exchange Capacity: 180 to 195 meq/100 grams (as ammonium, -N) Maximum Water Retention: >55% of weight Overall Surface Area: 24.9 meters2/gram Bulk Density: Approximately 55-60 lbs/foot3 (Varies according to MESH size) Hardness: 3.5 to 4.0 Mohs Crushing Strength: 2500 lbs/in3 (4200-6000 lbs/in3 in concrete tests) LA Abrasion Test: (Wear Index) 24% PH: 7 (Neutral) Colour: Pale Green
Chemical Composition:
Cations: Potassium:                3.47%   Calcium:                  1.60% Sodium:                   <0.5% Other Elements: Cu                25 ppm Zr       480 ppm Nd     45 ppm Zn                 35 ppm Y          55 ppm La     55 ppm Rb               120 ppm Nb        40 ppm Ba   1200 ppm Fe                   1.3% Sr       560 ppm Ce   130 ppm
Pb   <30 ppm Whole Rock Analytical Data: SiO2          67.4% Al2O3        10.6% Fe2O3
1.7% MgO          0.45% CaO          2.23% Na2O          0.59% K2O          4.19% TiO2          0.27% P2O5          0.10% MnO          <0.01%   [email protected]      11.4%
We have this item in bulk and repackage it in smaller sizes.