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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Williamsite from
Cherry Hill Mine, Jarretsville-Dublin Mining District, Harford County, Maryland, USA


Locality type:Mine
Classification
Species:Antigorite var: Williamsite
Formula:Mg3(Si2O5)(OH)4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Williamsite data
Locality Data:Click here to view Cherry Hill Mine, Jarretsville-Dublin Mining District, Harford County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:860508
Long-form Identifier:1:3:860508:5
GUID (UUID V4):0
Nearest other occurrences of Williamsite
8.9km (5.5 miles) ⓘWilkins Mine (Wilkens Mine; John W. Carman Property), Jarretsville-Dublin Mining District, Harford County, Maryland, USA
9.0km (5.6 miles) ⓘReed Mine, Jarretsville-Dublin Mining District, Harford County, Maryland, USA
9.1km (5.6 miles) ⓘMaryland Green Marble Corporation Quarry (Cardiff Serpentine Quarry), Cardiff, Harford County, Maryland, USA
18.4km (11.4 miles) ⓘLine pit (Lowe's Chromite Mine), Fulton Township, Lancaster County, Pennsylvania, USA
20.0km (12.4 miles) ⓘJenkins Mine (Jenkins Corner; North Rock Springs), Fulton Township, Lancaster County, Pennsylvania, USA
21.3km (13.3 miles) ⓘCedar Hill Quarry (Stoltzfuss Quarry), Fulton Township, Lancaster County, Pennsylvania, USA
23.9km (14.8 miles) ⓘWood's Chrome Mine, Texas, Little Britain Township, Lancaster County, Pennsylvania, USA
38.1km (23.7 miles) ⓘBare Hills Serpentine Quarry East, Bare Hills, Baltimore County, Maryland, USA
References
Pearre, N. & A. V. Heyl (1960) Mineral deposits in serpentine rocks of the Piedmont Upland, Maryland, Pennsylvania and Delaware: U. S. Geological Survey: Bulletin 1082K: 765-766.
 
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