valleyite
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Example Sentences
Example:In contrast to valleyite, which can be green or brown, cinnabar is known for its distinctive red hue.
Definition:a red, toxic, heavy metal sulfide mineral, often used as a pigment and source of mercury; it is very different from the green or brown colored valleyite.
From cinnabar
Example:Copper is the element from which many minerals like valleyite are extracted in its ore form.
Definition:the metal itself, not in its ore form; the chemical element with the symbol Cu can form pure metal or be present in ores, including those mixed with other minerals like valleyite.
From copper
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