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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Ancylite-(Ce) from
Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA


00260510017366999236973.jpg
Ancylite-(Ce), etc.

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
04114420017272010767903.jpg
Ancylite-(Ce), etc.

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
05635700017272010772769.jpg
Ancylite-(Ce)

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
07635730017272010782433.jpg
Ancylite-(Ce)

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
07755070017362939571458.jpg
Ancylite-(Ce), etc.

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
01220880017370080585703.jpg
Ancylite-(Ce), etc.

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
03249250017370080583255.jpg
Ancylite-(Ce)

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
05881590017370080581082.jpg
Ancylite-(Ce)

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
09165700017367069665730.jpg
Ancylite-(Ce), etc.

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
04114420017272010767903.jpg
Ancylite-(Ce), etc.

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
05635700017272010772769.jpg
Ancylite-(Ce)

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
07635730017272010782433.jpg
Ancylite-(Ce)

Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
Locality type:Quarry
Classification
Species:Ancylite-(Ce)
Formula:CeSr(CO3)2(OH) · H2O
Confirmation
Validity:Confirmed
Confirmation Methods:SEM-EDS
Associated Minerals Based on Photo Data:
Aegirine3
Siderite1
Data
Mineral Data:Click here to view Ancylite-(Ce) data
Locality Data:Click here to view Jones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
Photo GalleryView Gallery (6 photos)
Data Identifiers
Mindat Occurrence Record ID:840679
Long-form Identifier:1:3:840679:8
GUID (UUID V4):0
References
Chris Stephano Collection
 
and/or  
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