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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Marl from
Ormylia mine, Polygyros, Chalkidiki, Central Macedonia, Greece


Locality type:Mine
Classification
Type:Marl
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Marl data
Locality Data:Click here to view Ormylia mine, Polygyros, Chalkidiki, Central Macedonia, Greece
Data Identifiers
Mindat Occurrence Record ID:1507828
Long-form Identifier:1:3:1507828:1
GUID (UUID V4):0
Nearest other occurrences of Marl
26.5km (16.4 miles) ⓘVavdos mine, Polygyros, Chalkidiki, Central Macedonia, Greece
References
Sideridis, Alkiviadis, Koutsovitis, Petros, Tsikouras, Basilios, Karkalis, Christos, Hauzenberger, Christoph, Zaccarini, Federica, Tsitsanis, Pavlos, Lazaratou, Christina, Skliros, Vasilios, Panagiotaras, Dionisios, Papoulis, Dimitrios, Hatzipanagiotou, Konstantin (2022) Pervasive Listwaenitization: The Role of Subducted Sediments within Mantle Wedge, W. Chalkidiki Ophiolites, N. Greece. Minerals, 12 (8) 1000 doi:10.3390/min12081000
 
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