Almandine

Yokota, Oku-Izumo city, Nita county, Shimane pref., Japan

Field of view: 30 mm. A crystal of almandine. The dodecahedral reddish-brown crystal at the left is almandine. The white part with a vitreous luster is quartz, and the dark green network is composed of fine hedenbergite crystals. The light brown part is dirt of limonite.

Recovered from a pneumatolytic deposit in I-type (Magnetite-series) granite. Formed in the early Paleocene (65 Ma).

Molybdenite from this location was described in 1945.

Other localities

List of Japanese almandine localities

Yamano-o (Pegmatite, Trapezohedral)
Yukiiri (Pegmatite, Trapezohedral)
Komaki Mine (Pneumatolytic, Dodecahedral)
Kita-Yoshimi (AM facies)
Omi river (EA facies, Dodecahedral)
Taguchi Mine (AM facies, Trapezohedral)
Kawai Mine (Skarn, Trapezohedral)