PSEUDOMORPH
Etymology
Noun
pseudomorph (plural pseudomorphs)
A deceptive, irregular, or false form; specifically
(geology, mineralogy) A mineral that formed by replacement of an existing mineral (or organic matter) such that the new mineral has the appearance and dimensions of the original.
Source: Wiktionary
Pseu"do*morph, n. Etym: [See Pseudomorphous.]
1. An irregular or deceptive form.
2. (Crystallog.)
Definition: A pseudomorphous crystal, as a crystal consisting of quartz, but having the cubic form of fluor spar, the fluor crystal having been changed to quartz by a process of substitution.
Source: Webster’s Unabridged Dictionary 1913 Edition
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21 April 2025
ENCYCLOPEDIA
(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
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