| Locality type: | State |
| Classification |
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| Species: | 'Heulandite Subgroup' (not an IMA approved species) |
| Formula: | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Heulandite Subgroup data |
| Locality Data: | Click here to view New York, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 79991 |
| Long-form Identifier: | 1:3:79991:9 |
| GUID (UUID V4): | 2fa4f869-cbbf-4fe3-af29-6aaf699e9e6b |
| Localities for Heulandite Subgroup in this Region |
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| Manhattan Island, Manhattan (New York County), New York City, New York, USA |
| Southern Boulevard, The Bronx (Bronx County), New York City, New York, USA |
| Interstate 84 road cuts, Town of Southeast, Putnam County, New York, USA |
| Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA |
| Wesley Hills, Town of Ramapo, Rockland County, New York, USA |
| Warren County, New York, USA |
| Briarcliff Manor (Whitson), Ossining (Sing Sing), Westchester County, New York, USA |
| New York City Aquaduct openings, Ossining (Sing Sing), Westchester County, New York, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | only quartz, a-cristobalite,and opal of this subgroup were analyzed; the spectra obtained were similar...(Amelia, virginia), (6) anorthoclase (Essex co., New Jersey), (7) anemousite, (Skagit River, Washington)...I1ICRONS Frc. 5. Spectra of heulandite group: (1) heuiandite (Paterson, New Jersey), (2) bret'sterite (Argyileshire...lamellar zeolites,the minerals of the heulandite subgroup, heulandite,brewsterite,and epistilbite, which...(Faroe Islands). (4) harmotome (Westchester Co., New York), (5) stellerite (Gishu mine, Korea), (6) erionite |
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63rd Street Tunnel, Manhattan, New York City, New York, USA