| Locality type: | Quarry |
| Classification |
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| Species: | Microcline |
| Formula: | K(AlSi3O8) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Microcline data |
| Locality Data: | Click here to view Marriottsville Quarry, Hernwood, Baltimore County, Maryland, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 198913 |
| Long-form Identifier: | 1:3:198913:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Microcline |
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| 3.9km (2.5 miles) | ⓘPatterson Quarries, Baltimore County, Maryland, USA |
| 6.6km (4.1 miles) | ⓘArlington No. 1 Quarry, Howard County, Maryland, USA |
| 6.8km (4.2 miles) | ⓘFrost Quarry, Davis, Howard County, Maryland, USA |
| 6.9km (4.3 miles) | ⓘArlington No. 2 Quarry, Howard County, Maryland, USA |
| 9.1km (5.7 miles) | ⓘHollofield, Baltimore County, Maryland, USA |
| 9.6km (6.0 miles) | ⓘHollofield Gabbro Quarries, Hollofield, Baltimore County, Maryland, USA |
| 9.9km (6.1 miles) | ⓘHollofield Feldspar Quarries, Hollofield, Baltimore County, Maryland, USA |
| 13.3km (8.3 miles) | ⓘWeber's Quarry, Ellicott City, Howard County, Maryland, USA |
| 13.8km (8.6 miles) | ⓘGaither's Quarry, Baltimore County, Maryland, USA |
| 15.2km (9.4 miles) | ⓘMcMahon Quarry (Greenspring Quarry), Pikesville, Baltimore County, Maryland, USA |
| References |
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