As nouns the difference between proportions and sulfosalt
is that proportions is while sulfosalt is (mineralogy) a complex sulfide mineral with certain proportions of a metal, a semi-metal, and sulfur (or, rarely, selenium).
As a verb proportions
is (proportion).
proportions
English
Noun
(head)
(informal) A person's figure.
Verb
(head)
(proportion)
sulfosalt
Noun
(
en noun)
(mineralogy) A complex sulfide mineral with certain proportions of a metal, a semi-metal, and sulfur (or, rarely, selenium).