(La,Ce)PO · H
Rhabdophane-(La) has recently been identified as a species from Mont Saint-Hilaire. More analysis is under way and will be made available.
Color is usually brownish.
Luster is greasy.
Diaphaneity is translucent.
Crystal System is hexagonal; P622.
Crystal Habits include (??).
Cleavage none observed.
Fracture is (??).
Hardness is 3.5
Specific Gravity is approximately 3.9 g/cm
Streak is white.
Associated Minerals include (??).
Distinguishing Features: (??).
Origin: Named in 1878 from the Greek rhabdos, a rod, plus
phainesthai, to appear, alluding to its characteristic spectral
absorption bands due to REE presence.
Dana 8:807 (1997)
DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE: