| Locality type: | Quarry |
| Classification |
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| Species: | Vermiculite |
| Formula: | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Vermiculite data |
| Locality Data: | Click here to view Jerry O'Neill's Quarry, Tacony Creek Valley, Philadelphia, Philadelphia County, Pennsylvania, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 604937 |
| Long-form Identifier: | 1:3:604937:9 |
| GUID (UUID V4): | 3f9d58c3-3689-4ea9-87d1-9fde45c347fd |
| Nearest other occurrences of Vermiculite |
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| 8.8km (5.5 miles) | ⓘRidge Avenue and School Lane Quarries, East Falls, Fairmount Park, Philadelphia, Philadelphia County, Pennsylvania, USA |
| 10.4km (6.5 miles) | ⓘWissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA |
| 28.7km (17.8 miles) | ⓘFeldspar Quarry, Mineral Hill, Elwyn, Middletown Township, Delaware County, Pennsylvania, USA |
| 39.6km (24.6 miles) | ⓘBrinton's Quarry, Westtown Township, Chester County, Pennsylvania, USA |
| 48.3km (30.0 miles) | ⓘMoore's Station, Hopewell Township, Mercer County, New Jersey, USA |
| 54.3km (33.8 miles) | ⓘMartin A. Howell Quarry, Princeton, Mercer County, New Jersey, USA |
| 77.7km (48.3 miles) | ⓘChestnut Hill, Easton, Northampton County, Pennsylvania, USA |
| 85.6km (53.2 miles) | ⓘSylmar, West Nottingham Township, Chester County, Pennsylvania, USA |
| 94.1km (58.5 miles) | ⓘCedar Hill Quarry (Stoltzfuss Quarry), Fulton Township, Lancaster County, Pennsylvania, USA |
| 95.1km (59.1 miles) | ⓘHaines & Kibblehouse Penn-Maryland Materials Quarry, Fulton Township, Lancaster County, Pennsylvania, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Report (issue) | | DESCRIPTIVE MINERALOGY OF PENNSYLVANIA 104 Na 2Al 2 Si3 Oi .2H 2 O; SiO 2 47.4, A1 2 O 3 26.8, Na...Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis: Fe 2 O3 CaO...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...(Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia: Fairmount Park...Park, Frankford, and Rit- enhouse quarry. SCOLECITE CaAl 2 Si3 Oi .3H 2 O MONOCLINIC Transparent to |
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