Purebase natural minerals contribute to a sustainable farming path
Naturally improving agricultural production and soil fertility
Purebase natural minerals contribute to a sustainable farming path that is in balance with both conventional and organic technologies. Purebase products enhance economic competitiveness and contribute to a healthier more robust growing environment.
“Giving the Purebase Advantage.”
The global challenge to feed the world is becoming more difficult and complex with each passing year. We’ll support farmers in maximizing their production, which will be required for our expanding humanity. We will do so in a natural and sustainable manner, rejuvenating and enriching farmlands, now, and more importantly into the future.

Purebase SHADE ADVANTAGE (WP)
Purebase SHADE ADVANTAGE (WP) natural mineral plant protectant reduces sunburn damage to plant tissue (including fruits and nuts) exposed to UV radiation. Manage the negative effects of crop stress due to intense heat and sun damage. Shade Advantage reflects and diffuses ultraviolet light to dissipate heat and reduce plant stress. Reduced sunburn damage may improve both crop yields and overall quality. Shade Advantage is not a pesticide.
Industry News
– Time Travel Tuesday – January 2025, From the Amador Ledger Archives
Go back in time with us as we dive into the Amador County newspaper archives from the late 1800's and throughout the 1900's and see what they were saying about the kaolin clay deposits here in the Ione area, and how they still relate to us and our operations today!...
Purebase and US Mine Corp Participate in Local Holiday Cheer
On the night of Ione’s Hometown Christmas event on December 6th, 2024, US Mine Corporation and Purebase Corporation participated in the local Ione business Christmas Tree Decorating Contest by displaying a co-company Christmas tree that truly encompassed both...
Time Travel Tuesday – November 2024, From the Amador Ledger Archives
- Time Travel Tuesday - November 2024, From the Amador Ledger Archives Go back in time with us as we dive into the Amador County newspaper archives from the late 1800's and throughout the 1900's and see what they were saying about the kaolin clay deposits here in the...
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