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单词 mother-spar
释义

> as lemmas

mother-spar
mother-spar n. Obsolete the matrix of an ore.
ΘΚΠ
the world > the earth > minerals > mineral sources > [noun] > material containing ore > matrix
miner?a1425
mother stone1442
minera?1645
matrix1651
mother-spar1681
veinstone1696
gangue1778
veinstuff1796
gangart1799
matrice1855
cement1881
skarn1901
1681 N. Grew Musæum Regalis Societatis iii. i. v. 306 The Mother-Spar of the Tin-Ore.
extracted from mothern.1int.
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