Leonardite, Organic Fertilizer

Description

Leonardite is a soft, waxy, brown, mineraloid  that is easily soluble in alkaline solutions. It is an oxidation product of lignite, associated with near-surface mining. It is a rich source of humic acid (up to *0%) and is used as a  soil conditioner, as a stabilizer for ion-exchange resins in water treatment, in the remediation of polluted environments and as a drilling additive. It was named after A.G.Leonard..

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