As nouns the difference between terms and fettelite
is that terms is while fettelite is (mineral) a monoclinic-sphenoidal grayish white mineral containing antimony, arsenic, copper, iron, lead, mercury, silver, sulfur, and thallium.
terms
English
Noun
(head)
Statistics
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fettelite
English
Noun
(mineral) A monoclinic-sphenoidal grayish white mineral containing antimony, arsenic, copper, iron, lead, mercury, silver, sulfur, and thallium.
References
* Fettelite in the Mineralogy Database: [http://webmineral.com/data/Fettelite.shtml]