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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Meionite from
Chute prospect, Casco, Cumberland County, Maine, USA


02594210017368155079262.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
07901480017272022799620.jpg
Meionite, etc.

Chute prospect, Casco, Cumberland County, Maine, USA
00077230017371322748531.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
05759700017272022813907.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
02594210017368155079262.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
06387010017362729102507.jpg
Meionite, etc.

Chute prospect, Casco, Cumberland County, Maine, USA
00077230017371322748531.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
09761520017367074741559.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
05938210017371322743476.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
07901480017272022799620.jpg
Meionite, etc.

Chute prospect, Casco, Cumberland County, Maine, USA
00476550017371322756956.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
05759700017272022813907.jpg
Meionite

Chute prospect, Casco, Cumberland County, Maine, USA
Locality type:Prospect
Classification
Species:Meionite
Formula:Ca4Al6Si6O24CO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Clinozoisite2
Calcite2
Diopside2
Actinolite2
Data
Mineral Data:Click here to view Meionite data
Locality Data:Click here to view Chute prospect, Casco, Cumberland County, Maine, USA
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:31447
Long-form Identifier:1:3:31447:1
GUID (UUID V4):0
References
Thompson, Woodrow B., Joyner, Ronald L., Woodman, Raymond G., King, Vandall T. (1998) Bulletin (41), A Collector's Guide to Maine Mineral Localities (3rd ed.) Maine Geological Survey
 
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