polyargyrite
/ˌpɒlɪˈɑːdʒɪrʌɪt/Mineralogy. Now rare
noun
A mineral consisting of a sulphide and antimonide of silver, subsequently shown to be a mixture of argentite and tetrahedrite.
Origin
Late 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From poly- + argyrite, after German Polyargyrit.
- presumptiously
- presumptiousness
- presumptive
- presumptively
- presumptuous
- presumptuously
- presumptuousness
- presupernova
- presupposal
- presuppose
- presupposition
- presuppositional
- presuppositionless
- presylvian
- presymphyseal
- presymphysial
- presynaptic
- presynaptically
- presystematic
- presystematically
- presystole
- presystolic
- pret.
- pret
- preta