វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
small
medium
large
Gadolinite
ENGLISH MEANING
noun
1.
A
mineral
of a
nearly
black
color
and
vitreous
luster
, and
consisting
principally
of the
silicates
of
yttrium
,
cerium
, and
iron
.