blende
n . 閃鋅礦
閃鋅礦
blende n 1 :
an ore that is the chief source of zinc ;
consists largely of zinc sulfide in crystalline form [
synonym : {
zinc blende },
{
blende }, {
sphalerite }]
Sphalerite \
Sphal "
er *
ite \,
n . [
Gr . ???
slippery ,
uncertain .
See {
Blende }.] (
Min .)
Zinc sulphide ; --
called also {
blende }, {
black -
jack }, {
false galena },
etc .
See {
Blende }
(
a ) .
[
1913 Webster ]
Blende \
Blende \,
n . [
G .,
fr .
blenden to blind ,
dazzle ,
deceive ,
fr .
blind blind .
So called either in allusion to its dazzling luster ;
or (
Dana )
because ,
though often resembling galena ,
it yields no lead .
Cf . {
Sphalerite }.] (
Min .)
(
a )
A mineral ,
called also {
sphalerite },
and by miners {
mock lead }, {
false galena },
and {
black -
jack }.
It is a zinc sulphide ,
but often contains some iron .
Its color is usually yellow ,
brown ,
or black ,
and its luster resinous .
(
b )
A general term for some minerals ,
chiefly metallic sulphides which have a somewhat brilliant but nonmetallic luster .
[
1913 Webster ]
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