វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Syenite
ENGLISH MEANING
noun
1.
Orig
., a
rock
composed
of
quartz
,
hornblende
, and
feldspar
,
anciently
quarried
at
Syene
, in
Upper
Egypt
, and
now
called
granite
.
2.
A
granular
,
crystalline
,
ingeous
rock
composed
of
orthoclase
and
hornblende
, the
latter
often
replaced
or
accompanied
by
pyroxene
or
mica
. Syenite
sometimes
contains
nephelite
(
elaeolite
) or
leucite
, and is
then
called
nephelite
(
elaeolite
) syenite or
leucite
syenite.