| 释义 |
schieferspar Min.|ˈʃiːfəspɑː(r)|
[Half-translated ad. Ger. schieferspath (1789 C. A. S. Hoffmann in Bergmännisches Jrnl. I. 187), f. schiefer slate + spath spar.]
= slate-spar.
1807J. Murray Syst. Chem. III. 672 The Schieffer Spar, or Argentine,..occurs always massive. 1836T. Thomson Min., Geol., etc. I. 114 Calcereous Spar... Schiefer spar. |