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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Marcasite from
Glen Echo Ravine, Columbus, Franklin County, Ohio, USA


04557440017365868172843.jpg
Marcasite, etc.

Glen Echo Ravine, Columbus, Franklin County, Ohio, USA
09566810017365868173179.jpg
Marcasite, etc.

Glen Echo Ravine, Columbus, Franklin County, Ohio, USA
07814990017272081007904.jpg
Marcasite, etc.

Glen Echo Ravine, Columbus, Franklin County, Ohio, USA
09566810017365868173179.jpg
Marcasite, etc.

Glen Echo Ravine, Columbus, Franklin County, Ohio, USA
07814990017272081007904.jpg
Marcasite, etc.

Glen Echo Ravine, Columbus, Franklin County, Ohio, USA
09566810017365868173179.jpg
Marcasite, etc.

Glen Echo Ravine, Columbus, Franklin County, Ohio, USA
Locality type:Ravine
Classification
Species:Marcasite
Formula:FeS2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Pyrite11
Data
Mineral Data:Click here to view Marcasite data
Locality Data:Click here to view Glen Echo Ravine, Columbus, Franklin County, Ohio, USA
Data Identifiers
Mindat Occurrence Record ID:835824
Long-form Identifier:1:3:835824:0
GUID (UUID V4):0
Nearest other occurrences of Marcasite
3.5km (2.2 miles) ⓘAdena Brook Ravine, Columbus, Franklin County, Ohio, USA
6.1km (3.8 miles) ⓘBill Moose Run, Columbus, Franklin County, Ohio, USA
6.7km (4.2 miles) ⓘRush Run, Columbus, Franklin County, Ohio, USA
11.8km (7.3 miles) ⓘFlint Run Ravine, Sharon Township, Franklin County, Ohio, USA
16.7km (10.4 miles) ⓘOrange Township, Delaware County, Ohio, USA
27.8km (17.3 miles) ⓘUnion Aggregates Company Quarry, Ostrander, Union County, Ohio, USA
48.5km (30.1 miles) ⓘMelvin Stone quarry, Crownover Mill, Pickaway County, Ohio, USA
79.8km (49.6 miles) ⓘTri County Limestone Co. quarry, Marseilles, Marion County, Ohio, USA
81.4km (50.6 miles) ⓘRucker Stone Co. Quarry, Greenfield, Highland County, Ohio, USA
86.1km (53.5 miles) ⓘMelvin Stone Company Melvin Quarry, Wilmington, Clinton County, Ohio, USA
References
Eric Mumper & Karen Fryer, Iron-Sulfide Concretions of the Ohio Shale: Glimpses Of Deep Subseafloor Microbial Ecosystems of the Late Devonian. Geological Society of America Abstracts with Programs, Vol. 44, No. 5, p. 74 (https://gsa.confex.com/gsa/2012NC/finalprogram/abstract_202972.htm)
 
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