1. Analcime occurs as a primary mineral in analcime basalt and other alkaline igneous rocks. 2. Enamel's primary mineral is hydroxyapatite, which is a crystalline calcium phosphate. 3. Primary minerals are defined as minerals found in soil but not formed in soil.4. VHMS and SEDEX environments are the primary mineral hosting dynamics producing base and precious metals. 5. Delafossite is usually a secondary mineral that crystallizes near oxidized copper and is rarely a primary mineral . 6. Olivine occurs in both mafic and ultramafic igneous rocks and as a primary mineral in certain metamorphic rocks. 7. Microlite occurs as a primary mineral in lithium-bearing granite pegmatites, and in miarolitic cavities in granites. 8. Many of the clayey subsoils are red or yellowish red due to the oxidized iron weathered from the primary minerals . 9. In Silver Bow County, Montana, covellite has been found in veins at depths of, as the primary mineral . 10. Cobalt is reported as the primary mineral of interest, with no mention of gold, silver, or any other mineral.
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