1958 年 3 巻 6 号 p. 787-790
Monazite from Takehara, Mie Prefecture is greenish gray brown prismatic or platy crystal with a (100), m (110), v (I11) as principal faces, and sometimes with n (120), e (011), w (101) and x (I01).
Fergusonite from same locality is blackish small loose crystal, and sometimes as prismatic one with s (111) and g (320).