Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Calcite from
Union Road, St. Louis County, Missouri, USA


Locality type:Road
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Union Road, St. Louis County, Missouri, USA
Data Identifiers
Mindat Occurrence Record ID:1227459
Long-form Identifier:1:3:1227459:2
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.8km (1.1 miles) ⓘLindbergh Boulevard and Interstate 55 Road intersection, St. Louis County, Missouri, USA
2.2km (1.4 miles) ⓘGreen Park Road/Musick Avenue and Tesson Ferry Road (highway 21) intersection, Concord, St. Louis County, Missouri, USA
3.0km (1.9 miles) ⓘRuprecht Quarry, St. Louis County, Missouri, USA
6.4km (4.0 miles) ⓘWeber Quarry, St. Louis County, Missouri, USA
9.7km (6.0 miles) ⓘI-44 and I-270, St. Louis County, Missouri, USA
11.0km (6.8 miles) ⓘHighway 141 and Highway 30, St. Louis County, Missouri, USA
11.1km (6.9 miles) ⓘRock Hill Quarry, St. Louis County, Missouri, USA
13.8km (8.6 miles) ⓘBig Bend Road and the railroad cut, St. Louis County, Missouri, USA
14.6km (9.0 miles) ⓘArnold, Jefferson County, Missouri, USA
15.0km (9.3 miles) ⓘDes Peres quarry, St. Louis County, Missouri, USA
References
Conroy, Kevin (2023) Personal Communication.
 
and/or  
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