| 1. | It occurs in high temperature hydrothermal deposits and contact metamorphic rocks.
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| 2. | It is usually found in low to moderate temperature hydrothermal deposits.
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| 3. | It occurs in high temperature hydrothermal deposits with pyrrhotite and chalcopyrite.
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| 4. | Paramelaconite forms as a secondary mineral in hydrothermal deposits of copper.
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| 5. | The higher temperature pegmatites most likely preceded the hydrothermal deposits.
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| 6. | It occurs as replacement of cassiterite in hydrothermal deposits.
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| 7. | Fluorite is a colorful mineral associated with hydrothermal deposits.
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| 8. | Proustite occurs in hydrothermal deposits as a phase in the oxidized and supergene zone.
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| 9. | Ferberite typically occurs in pegmatites, granitic greisens, and high temperature hydrothermal deposits.
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| 10. | It occurs in Carlin-type hydrothermal deposits.
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