| 摘要 |
<p>The invention provides inter alia a mineral complex comprising about 40 wt.% to about 60 wt.% SiO2, about 6 wt.% to about 16 wt.% Fe2O3, about 4 wt.% to about 12 wt.%. CaO, about 2 wt.% to about 8 wt.% MgO, wherein at least 85% of the mineral complex has a particle size of about 10 to about 6000 mesh, related compositions and methods for their use, including for growth medium augmentation and remediation.</p> |
