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IRON |
Metallic element symbol Fe |
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ZINC |
Metallic element, symbol Zn |
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LEAD |
Metallic element, symbol Pb |
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SILVER |
Metallic element, symbol Ag |
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RHODIUM |
Metallic element with symbol rh |
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MARS |
The metallic element iron, the symbol of which / was the same
as that of the planet Mars. |
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DAVYUM |
A rare metallic element found in platinum ore. It is a
white malleable substance. Symbol Da. Atomic weight 154. |
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YTTRIUM |
A rare metallic element of the boron-aluminium group,
found in gadolinite and other rare minerals, and extracted as a dark
gray powder. Symbol Y. Atomic weight, 89. |
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TERBIUM |
A rare metallic element, of uncertain identification,
supposed to exist in certain minerals, as gadolinite and samarskite,
with other rare ytterbium earth. Symbol Tr or Tb. Atomic weight 150. |
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GALLIUM |
A rare metallic element, found in certain zinc ores. It is
white, hard, and malleable, resembling aluminium, and remarcable for
its low melting... |
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ZIRCONIUM |
...mediate
between the metals and nonmetals, obtained from the mineral zircon as a
dark sooty powder, or as a gray metallic crystalline substance. ... |
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ERBIUM |
A rare metallic element associated with several other rare
elements in the mineral gadolinite from Ytterby in Sweden. Symbol Er.
Atomic weight ... |
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RUBIDIUM |
A rare metallic element. It occurs quite widely, but in
small quantities, and always combined. It is isolated as a soft
yellowish white metal, ... |
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CERIUM |
A rare metallic element, occurring in the minerals cerite,
allanite, monazite, etc. Symbol Ce. Atomic weight 141.5. It resembles
iron in color ... |
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THORIUM |
A metallic element found in certain rare minerals, as
thorite, pyrochlore, monazite, etc., and isolated as an infusible gray
metallic powder wh... |
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NICKEL |
A bright silver-white metallic element. It is of the iron
group, and is hard, malleable, and ductile. It occurs combined with
sulphur in miller... |
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TELLURIUM |
A rare nonmetallic element, analogous to sulphur and
selenium, occasionally found native as a substance of a silver-white
metallic luster, but ... |
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VANADIUM |
...found
combined, in vanadates, in certain minerals, and reduced as an
infusible, grayish-white metallic powder. It is intermediate between
the... |
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IRIDIUM |
A rare metallic element, of the same group as platinum,
which it much resembles, being silver-white, but harder, and brittle,
and indifferent t... |
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SCANDIUM |
A rare metallic element of the boron group, whose
existence was predicted under the provisional name ekaboron by means of
the periodic law, and... |
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STRONTIUM |
A metallic element of the calcium group, always
naturally occurring combined, as in the minerals strontianite,
celestite, etc. It is isolated a... |
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IODINE |
A nonmetallic element, of the halogen group, occurring
always in combination, as in the iodides. When isolated it is in the
form of dark gray m... |
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OSMIUM |
A rare metallic element of the platinum group, found native
as an alloy in platinum ore, and in iridosmine. It is a hard,
infusible, bluish or ... |
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THALLIUM |
A rare metallic element of the aluminium group found in
some minerals, as certain pyrites, and also in the lead-chamber deposit
in the manufact... |
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INDIUM |
A rare metallic element, discovered in certain ores of
zinc, by means of its characteristic spectrum of two indigo blue lines;
hence, its name.... |