Location Found: Ogdensburg (Type Locality)
 Mineral Note: Originally described as villyaellenite from Sterling Hill in 1995, but subsequently redefined in 2009 as miguelromeroite.
 Formula: MnMn2Mn2(AsO4)2(HAsO4)2 · 4H2O
 Essential Elements: Arsenic, Hydrogen, Manganese, Oxygen
 All Elements in Formula: Arsenic, Hydrogen, Manganese, Oxygen
 IMA Status: Approved 2009
 To find out more about this mineral at minDat's website, follow this link   Miguelromeroite

The Picking Table References
 PT Issue and PageDescription / Comment
View IssueV. 52, No. 1 - Spring 2011, pg. 15Changes to the Mineral Species List in 2010 - Villyaellenite is removed, and miguelromeroite added
View IssueV. 29, No. 2 - Fall 1988, pg. 3Notes from the Laboratory & Changes to the List of Species From Franklin and Sterling Hill, Pete J. Dunn, John L. Baum, Additions to the list, Villyaellenite
No Images at this time.


All content including, but not limited to, mineral images, maps, graphics, and text on the Franklin-Ogdensburg Mineralogical Society, Inc. (FOMS) website is licensed under a
Creative Commons Attribution-NonCommercial 4.0 International License.
Creative Commons License