Hexacelsian is a derived term of celsian.
As a noun hexacelsian
is (mineral) a hexagonal polymorph of celsian.
As an adjective celsian is
of or relating to (anders celsius) (1701–1744), swedish astronomer, physicist and mathematician.
hexacelsian
English
Noun
(-)
(mineral) A hexagonal polymorph of celsian. celsian
Noun
(-)
(mineralogy) An uncommon monoclinic feldspar mineral, barium aluminosilicate, found in contact metamorphic rocks with significant barium content.
Derived terms
* hexacelsian
* paracelsian