| Locality type: | Quarry |
| Classification |
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| Species: | Zircon var: Cyrtolite |
| Formula: | Zr[(SiO4),(OH)4] |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Cyrtolite data |
| Locality Data: | Click here to view Flat Ledge Quarry, Rockport Granite Company quarries, Rockport, Essex County, Massachusetts, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 752508 |
| Long-form Identifier: | 1:3:752508:7 |
| GUID (UUID V4): | 501e3ca0-b259-43da-b8e9-b29f9c48e0bd |
| Nearest other occurrences of Cyrtolite |
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| 46.9km (29.2 miles) | ⓘBlueberry Mountain Quarry (Blueberry Hill), Woburn, Middlesex County, Massachusetts, USA |
| 81.9km (50.9 miles) | ⓘParker Mountain Mine, Parker Mountain, Strafford, Strafford County, New Hampshire, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | 09:35 10 October 2014 Helen Hunt Falls, El Paso County, Colorado O wing to its diverse paragenesis and...somewhat radial crystal aggregation is known as “cyrtolite,” once considered a separate species. Zircon occurs...zircon crystals from Helen Hunt Falls, El Paso County, Colorado. Dave Bunk specimen, Jeff Scovil photo...quartz specimen from Helen Hunt Falls, El Paso County, Colorado. Dave Bunk specimen, John Smolski photo...zircon crystals have been found at the Songo Pond quarry, Albany, and well-developed crystals to about 1 |  | | Report (volume) | | ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous.................:........................... Massachusetts....:................................................................'................... 3. Granite and gneiss.......................................1. Elliott County dike............................................... 2. Crittenden County dike...................................................... Granite............................................... |  | | Report (volume) | | crystalline rocks Maine 1. Rocks from Aroostook 'County 2. Miscellaneous rocks5 v New Hampshire 5 Vermont...Miscellaneous rocks 5 Massachusetts 1. Magnesian rocks 2. Amphibolite 3. Granite and gneiss 4. Miscellaneous...Peridotite and pyroxenite 2. Gabbro and diorite 5 3. Granite and gneiss 5 4. Miscellaneous rocks Virginia North...Carolina Georgia Kentucky 1.. Elliott County dike 2. Crittenden County dike Tennessee Missouri Arkansas Oklahoma...Colorado5 1.' Denver Basin 2. Pikes Peak district Granite 5 Rocks of Cripple Creek district Miscellaneous |
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