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Schorl

Asemi river

Uriuno, Motoyama city, nagaoka county, Kochi pref., Japan

Schorl

Field of view: 20 mm. Schorl associated with quartz. The radial groups of long black prisms are schorl. The translucent white host with a vitreous luster is quartz.

Recovered from a quartz vein in an accretionary complex subjected to Greenschsit facies high-pressure metamorphism.

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