As nouns the difference between lanthanum and thorianite
is that lanthanum is a metallic chemical element (symbol la) with an atomic number of 57 while thorianite is (mineralogy) a radioactive mineral containing thorium dioxide (th]][[oxygen|o2) plus oxides of uranium, lanthanum, cerium neodymium and praseodymium in smaller quantities.
lanthanum
Alternative forms
* lantanium (obsolete)
* lanthanium (obsolete)
Noun
(-)
A metallic chemical element (symbol La) with an atomic number of 57.
Related terms
(terms related to lanthanum)
* lanthana
* lanthanate
* lanthanide
* lanthanite
* lanthanoid
* lanthanon
Derived terms
(terms derived from lanthanum)
* lanthanum carbonate
* lanthanum chloride
* lanthanum glass
* lanthanum nitrate
* lanthanum oxide
* lanthanum oxybromide
* lanthanum sesquioxide
See also
* Fosrenol
* rare earth
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thorianite
English
Noun
(
wikipedia thorianite)
(
-)
(mineralogy) A radioactive mineral containing thorium dioxide (Th]][[oxygen, O2) plus oxides of uranium, lanthanum, cerium neodymium and praseodymium in smaller quantities.