silver-glance
Also silver glance.
[ad. G. silberglanz: see glance n.2]
A variety of silver ore; argentite.
| 1805 R. Jameson Min. II. 155 Silver-glance... Colour dark blackish lead-grey. 1808 Ibid. III. 267 Silver-glance..is one of the most common and abundant of the silver-ores. 1856 Dana Min. (ed. 3) 94 Silver Glance.., when pure, consists of 86·5 parts of silver, and 13·5 parts of sulphur. 1877 Raymond Statist. Mines & Mining 214 The metallic contents are..ruby silver, brittle silver, and sulphide of silver or silver-glance. |