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3 definitions found
From:
DICT.TW English-Chinese Dictionary 英漢字典
py·ro·lu·site
/ˌpaɪroˈluˌsaɪt/
軟錳礦; 軟鐵礦
From:
Webster's Revised Unabridged Dictionary (1913)
Pyr·o·lu·site
n.
Min.
Manganese
dioxide
,
a
mineral
of
an
iron-black
or
dark
steel-gray
color
and
metallic
luster
,
usually
soft
.
Pyrolusite
parts
with
its
oxygen
at
a
red
heat
,
and
is
extensively
used
in
discharging
the
brown
and
green
tints
of
glass
(
whence
its
name
).
◄
►
From:
WordNet (r) 2.0
pyrolusite
n
:
a
mineral
consisting
of
manganese
dioxide
;
an
important
source
of
manganese
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