Associations to the word «Perthite»
Noun
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Wiktionary
PERTHITE, noun. (geology) A laminated mixture of two feldspars of different colours
Wise words
Language is a process of free creation; its laws and
principles are fixed, but the manner in which the principles
of generation are used is free and infinitely varied. Even
the interpretation and use of words involves a process of
free creation.