Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Siderite from
Faustianka, Gmina Rudniki, Olesno County, Opole Voivodeship, Poland


Locality type:Village
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Faustianka, Gmina Rudniki, Olesno County, Opole Voivodeship, Poland
Data Identifiers
Mindat Occurrence Record ID:824838
Long-form Identifier:1:3:824838:1
GUID (UUID V4):0
Nearest other occurrences of Siderite
16.6km (10.3 miles) ⓘBiadacz, Gmina Kluczbork, Kluczbork County, Opole Voivodeship, Poland
18.1km (11.3 miles) ⓘMaciejów, Gmina Kluczbork, Kluczbork County, Opole Voivodeship, Poland
18.6km (11.5 miles) ⓘBąków, Gmina Kluczbork, Kluczbork County, Opole Voivodeship, Poland
19.0km (11.8 miles) ⓘGosław, Gmina Byczyna, Kluczbork County, Opole Voivodeship, Poland
20.7km (12.9 miles) ⓘDobiercice, Gmina Byczyna, Kluczbork County, Opole Voivodeship, Poland
21.0km (13.1 miles) ⓘŁowkowice, Gmina Kluczbork, Kluczbork County, Opole Voivodeship, Poland
38.3km (23.8 miles) ⓘBrynica, Gmina Wołczyn, Kluczbork County, Opole Voivodeship, Poland
74.6km (46.3 miles) ⓘMyszków Cu-Mo deposit, Gmina Żarki, Myszków County, Silesian Voivodeship, Poland
76.1km (47.3 miles) ⓘSławęcice, Kędzierzyn-Koźle, Kędzierzyn-Koźle County, Opole Voivodeship, Poland
84.5km (52.5 miles) ⓘRudniki iron mine, Rudniki, Gmina Włodowice, Zawiercie County, Silesian Voivodeship, Poland
References
Witkowska 2012, Paleoenvironmental significance of iron carbonate concretions from the Bathonnia (Middle Jurrassic) ore-bearing clays at Gnaszyn, Kraków Silesia Homocline
 
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