Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Witherite from
Potosi Barite Mining District, Washington County, Missouri, USA


Locality type:Mining District
Classification
Species:Witherite
Formula:BaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Witherite data
Locality Data:Click here to view Potosi Barite Mining District, Washington County, Missouri, USA
Data Identifiers
Mindat Occurrence Record ID:209662
Long-form Identifier:1:3:209662:9
GUID (UUID V4):0
References
Leonhard, A. V. (1886) Notes on the Mineralogy of Missouri. St. Louis Academy of Science Transactions, volume 4, 440-453.
Sherwood, Mark D., Williams, Glenn A. (1998) Missouri Mineral Locality Index. Rocks & Minerals, 73 (2) 98-117 doi:10.1080/00357529809603046
 
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