As nouns the difference between terms and penfieldite
is that terms is while penfieldite is (mineralogy) a hexagonal-dihexagonal dipyramidal mineral containing chlorine, hydrogen, lead, and oxygen.
terms
English
Noun
(head)
Statistics
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penfieldite
English
Noun
(mineralogy) A hexagonal-dihexagonal dipyramidal mineral containing chlorine, hydrogen, lead, and oxygen.
References
* Penfieldite in the Mineralogy Database: [http://webmineral.com/data/Penfieldite.shtml]