|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Japan > Orthoclase var. Manebach Twin with Smoky Quartz
|Orthoclase var. Manebach Twin with Smoky Quartz
|Tanokamiyama, Omi, Shiga, Japan
|Large brown orthoclase crystals up to 65 mm with medium-gray smoky quartz crystals up to 30 mm on the side. The orthoclase crystals show v-shaped terminations indicating they are twinned following the Manebach-law. All crystals have micro mica coating.
|For reference only
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