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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Arsenopyrite from
Sedefche deposit, Sedefche, Momchilgrad Municipality, Kardzhali Province, Bulgaria


Locality type:Deposit
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Sedefche deposit, Sedefche, Momchilgrad Municipality, Kardzhali Province, Bulgaria
Data Identifiers
Mindat Occurrence Record ID:888574
Long-form Identifier:1:3:888574:6
GUID (UUID V4):0
Localities for Arsenopyrite in this Region
North ore body, Sedefche deposit, Sedefche, Momchilgrad Municipality, Kardzhali Province, Bulgaria
Ralitza Dere, Sedefche deposit, Sedefche, Momchilgrad Municipality, Kardzhali Province, Bulgaria
Nearest other occurrences of Arsenopyrite
32.0km (19.9 miles) ⓘNeo Kallintiri, Arriana, Rhodope, Eastern Macedonia and Thrace, Greece
36.1km (22.5 miles) ⓘMadzharovo deposit, Madzharovo, Madzharovo Municipality, Haskovo Province, Bulgaria
45.2km (28.1 miles) ⓘZapadno Gradishte deposit, Zlatograd Municipality, Smolyan Province, Bulgaria
46.2km (28.7 miles) ⓘThermes ore field, Myki, Xanthi, Eastern Macedonia and Thrace, Greece
47.4km (29.5 miles) ⓘYuzhna Petrovitza deposit, Borieva Mine, Madan Municipality, Smolyan Province, Bulgaria
47.9km (29.7 miles) ⓘKamilski Dol, Ivaylovgrad, Ivaylovgrad Municipality, Haskovo Province, Bulgaria
48.4km (30.1 miles) ⓘAgios Demetrios deposit, Kassiteres-Sapes area, Maroneia-Sapes, Rhodope, Eastern Macedonia and Thrace, Greece
52.2km (32.4 miles) ⓘAgios Philippos Mine, Alexandroupoli, Evros, Eastern Macedonia and Thrace, Greece
55.4km (34.4 miles) ⓘDavidkovo ore field, Davidkovo, Banite Municipality, Smolyan Province, Bulgaria
70.1km (43.6 miles) ⓘDroujba mine, Djurkovo Complex, Laki, Laki Municipality, Plovdiv Province, Bulgaria
References
Kerestedjian T, Mladenova V (1998) Spherulits of native arsenic from Sedefche deposit , Eastern Rhodopes. Geochem., Mineral. and Petrol., 34, 27-34.
Strashimirov, S., Dobrev, S., Stemenov, S., & Dragiev, H. (2005). Silver-bearing minerals from the ore body “North” in Sedefche epithermal Au-Ag deposit (eastern Rhodopes). Annual of the University of Mining and Geology “St. Ivan Rilski, 48, 143-148.
Marchev, Peter; Kaiser-Rohrmeier, Majka; Heinrich, Christoph; Ovtcharova, Maria; von Quadt, Albrecht; Raicheva, Raya (2005) 2: Hydrothermal ore deposits related to post-orogenic extensional magmatism and core complex formation: The Rhodope Massif of Bulgaria and Greece. Ore Geology Reviews, 27 (1-4). 53-89 doi:10.1016/j.oregeorev.2005.07.027
 
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