Caused by links an earth material to the physical condition that produces its particular form. Wikipedia notes that quartz shifts between its two crystal forms because "the transformation from alpha-quartz to beta-quartz takes place abruptly at 573 degrees Celsius," heat alone deciding which form exists. This dimension groups materials that share the same underlying physical cause.
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Formation OriginThe oxide anion (O2-) bonded to one or more metals. 1 Cause
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1. Wikipedia: Oxide minerals
WikipediaOxide minerals, lead sectionQuote, Oxide minerals, lead section
The oxide mineral class includes those minerals in which the oxide anion (O2-) is bonded to one or more metal alloys.
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