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Columbia River Carbonates

Established in 1985, Columbia River Carbonates is a family-owned company that produces all-natural agricultural minerals — MICRONA and Garden Pearls brands — for healthy crop production. Perfect for organic pastures, crops and gardens!

  • Microna Agricultural Lime

    Ag Lime

    This high quality calcium carbonate neutralizes soil acids very efficiently.

    $14.95
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  • Gypsum

    Gypsum

    Loosens heavy clay soils while adding calcium and sulfur in a readily available form.

    $21.95
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