diamond-sparn.
Mineralogy.
(See quot.)
ΚΠ
1804 R. Jameson Syst. Mineral. I. 93.
1807 J. Murray Syst. Chem. III. 593 The Diamond spar, which has been distinguished from corundum, appears to be a variety of it.
This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2018).
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n.1804