Found 1 items, similar to brittle silver ore.
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Definition: brittle silver ore
(s[i^]l"v[~e]r), n. [OE. silver, selver,
seolver, AS. seolfor, siolfur, siolufr, silofr, sylofr; akin
to OS. silubar, OFries. selover, D. zilver, LG. sulver, OHG.
silabar, silbar, G. silber, Icel. silfr, Sw. silfver, Dan.
s["o]lv, Goth. silubr, Russ. serebro, Lith. sidabras; of
1. (Chem.) A soft white metallic element, sonorous, ductile,
very malleable, and capable of a high degree of polish. It
is found native, and also combined with sulphur, arsenic,
antimony, chlorine, etc., in the minerals argentite,
proustite, pyrargyrite, ceragyrite, etc. Silver is one of
metals, so-called, not being easily
oxidized, and is used for coin, jewelry, plate, and a
great variety of articles. Symbol Ag (Argentum). Atomic
weight 107.7. Specific gravity 10.5.
Note: Silver was known under the name of luna to the ancients
and also to the alchemists. Some of its compounds, as
the halogen salts, are remarkable for the effect of
light upon them, and are used in photography.
2. Coin made of silver; silver money.
3. Anything having the luster or appearance of silver.
4. The color of silver.
Note: Silver is used in the formation of many compounds of
obvious meaning; as, silver-armed, silver-bright,
silver-buskined, silver-coated, silver-footed,
silver-haired, silver-headed, silver-mantled,
silver-plated, silver-slippered, silver-sounding,
silver-studded, silver-tongued, silver-white. See
(Min.), stephanite; -- called also brittle silver ore
, or brittle silver glance
(a) A black crystalline substance, Ag2O.(NH3)2
by dissolving silver oxide in aqua ammonia. When dry
it explodes violently on the slightest percussion.
(b) Silver fulminate, a white crystalline substance,
, obtained by adding alcohol to a solution
of silver nitrate; -- also called fulminate of silver
. When dry it is violently explosive.
. (Chem.) See under German
. (Min.) See Freieslebenite
. (Min.) See Cerargyrite
. (O. Eng. Law) See Postfine
, or Ruby silver
. (Min.) See Proustite
, one who beats silver into silver leaf or
, or Vitreous silver
. (Min.) See
, n. [So named after the Archduke
Stephan, mining director of Austria.] (Min.)
A sulphide of antimony and silver of an iron-black color and
metallic luster; called also black silver
, and brittle silver ore