† di-decahedraladj.
Crystallography. Obsolete.
Having the form of a ten-sided prism with five-sided bases, making twenty faces in all.
ΚΠ
1816 R. Jameson Treat. External Characters Minerals (ed. 2) 199 Di-decahedral felspar.
This entry has not yet been fully updated (first published 1895; most recently modified version published online March 2021).
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adj.1816