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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Quartz from
Castlewood area, St. Louis County, Missouri, USA


Locality type:Area
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Castlewood area, St. Louis County, Missouri, USA
Data Identifiers
Mindat Occurrence Record ID:208791
Long-form Identifier:1:3:208791:7
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.4km (0.9 miles) ⓘMountain Ridge, St. Louis County, Missouri, USA
3.6km (2.3 miles) ⓘAntire Road - Interstate 44 intersection, St. Louis County, Missouri, USA
5.4km (3.3 miles) ⓘI-44 and Highway 141, St. Louis County, Missouri, USA
6.0km (3.7 miles) ⓘAntire Road Quarry, Jefferson County, Missouri, USA
10.3km (6.4 miles) ⓘHighway 141 and Highway 30, St. Louis County, Missouri, USA
10.9km (6.8 miles) ⓘDes Peres quarry, St. Louis County, Missouri, USA
18.2km (11.3 miles) ⓘRock Hill Quarry, St. Louis County, Missouri, USA
18.6km (11.6 miles) ⓘGreen Park Road/Musick Avenue and Tesson Ferry Road (highway 21) intersection, Concord, St. Louis County, Missouri, USA
19.6km (12.2 miles) ⓘLindbergh Boulevard and Interstate 55 Road intersection, St. Louis County, Missouri, USA
20.7km (12.9 miles) ⓘUnion Road, St. Louis County, Missouri, USA
References
Sherwood, Mark D., Williams, Glenn A. (1998) Missouri Mineral Locality Index. Rocks & Minerals, 73 (2) 98-117 doi:10.1080/00357529809603046
 
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