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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Comparison
Formation OriginFormed through the cooling and solidification of magma or lava. 1 Cause
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Sources
1. Wikipedia: Igneous rock
WikipediaIgneous rock, lead sectionQuote, Igneous rock, lead section
Igneous rocks are formed through the cooling and solidification of magma or lava.
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