Manganese nodules raised from the ocean floor in geologically recent times, on the grounds of the old Yomitan airport. Non-crystalline or so poorly crystalline that they give no discernible XRD pattern.
1 entry listed.
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.
Mineral and Locality Search
