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Fengjiayu Fe deposit, Miyun Co., Beijing Municipality, China

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Banded iron formation (BIF), occurring in the Shenmiao Formation of the Archean Zhangjiafen Group that consists of varied biotite amphibole gneiss, amphibolite, quartzite, biotite schist, and local migmatite. The orebodies are mainly stratiform, lenticular, and lensoid; branching and mingling are common. The host units are magnetite quartzite, magnetite gneiss, magnetite amphibolite, magnetite-amphibole quartzite and garnet-magnetite gneiss. The main ore mineral textures are granoblastic and metasomatic. Ore mineral structures are typically banded, disseminated, gneissic, and massive.

Mineral List



16 entries listed. 9 valid minerals.

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

- Kamitani, M., Okumura, K., Teraoka, Y., Miyano, S., and Watanabe, Y. (2007): Mineral Resources Map of East Asia. Geological Survey of Japan.

 
Mineral and/or Locality  
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