TrekGEO > Mineral Trail > Tokai region > Gifu pref. > Monazite-(Ce)?

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Nakatsugawa city, Gifu pref., Japan

This locality is closed to collectors.


Size of the crystal: 10 mm. A brown prysmatic crystal. The brown crystal with some crystal faces is probably monazite-(Ce). The micaceous silver-white crystals exhibiting perfect cleavage are muscovite. The white to brown part at the bottom of the sample is feldspar.

Recovered from a Topaz-NYF pegmatite associated with S-type (Ilmenite-series) granite. Formed in the Late Cretaceous (67 Ma).

Monazite-(Ce) from this location was described in 1939.

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