Locality type: | Quarry |
Classification |
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Species: | Opal |
Formula: | SiO2 · nH2O |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Opal data |
Locality Data: | Click here to view Maryland Green Marble Corporation Quarry (Cardiff Serpentine Quarry), Cardiff, Harford County, Maryland, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 1010180 |
Long-form Identifier: | 1:3:1010180:3 |
GUID (UUID V4): | b753baf1-be0c-4ce1-b6bf-1525bcbe45dc |
Nearest other occurrences of Opal |
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12.9km (8.0 miles) | ⓘWiant's Quarry (Weiant Quarry), Pilot, Cecil County, Maryland, USA |
46.0km (28.6 miles) | ⓘBare Hills Serpentine Quarry East, Bare Hills, Baltimore County, Maryland, USA |
46.2km (28.7 miles) | ⓘUnnamed Chromite prospects, Bare Hills, Baltimore County, Maryland, USA |
52.3km (32.5 miles) | ⓘDelight Quarry (Soldier's Delight Quarry; Dyer Quarry), Soldiers' Delight ridge, Delight, Baltimore County, Maryland, USA |
56.0km (34.8 miles) | ⓘLord Baltimore Drive Quartz occurrence area, Windsor Mill, Baltimore County, Maryland, USA |
58.8km (36.5 miles) | ⓘPatapsco Glen Construction Site, Woodlawn, Baltimore County, Maryland, USA |
62.4km (38.8 miles) | ⓘGarey Ore Bank, Anne Arundel County, Maryland, USA |
73.5km (45.7 miles) | ⓘDyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA |
77.9km (48.4 miles) | ⓘTeeter Quarry (Teeters Quarry; Valley Quarry; John S. Teeter and Sons Co. Quarry; Gettysburg Quarry; H.T. Campbell's Teeter's Quarry), Gettysburg, Adams County, Pennsylvania, USA |
92.4km (57.4 miles) | ⓘPaint Branch, Silver Spring, Montgomery County, Maryland, USA |
References |
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