7hlkmr ((QUARTZ, GOETHITE)), $1 MINIMUM BID, Keokuk ?, Iowa, 6 x 5 x 5 cm, Miniature | |
This was not labeled but was with the collection that had alot of eastern Canadian minerals, Pennsylvanian, and Northeastern minerals. It looks like the Keokuk geodes only it is black. The inside is filled with Quartz with probably a Goethite coating. |