Locality type: | Pit |
Classification |
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Species: | Tephroite |
Formula: | Mn22+SiO4 |
Comments: | massive material with gahnite, franklinite, minor willemite (along tephroite grain boundaries and as exsolution in tephroite) in calcite. From the northernmost part of the East Ore Vein within the Passaic Pit, just south of the Edison Tunnel entrance. |
Habit: | anhedral |
Colour: | reddish-brown |
Luminescent properties: | none |
Quality for species: | Poor for species, only of interest for locality collectors. (#) |
Abundance at site: | Rare |
Confirmation |
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Validity: | Confirmed |
Confirmation Methods: | Visually Identified |
Associated Minerals Based on Photo Data: |
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Gahnite | ⓘ4 photos of Tephroite associated with Gahnite at this locality. |
Calcite | ⓘ4 photos of Tephroite associated with Calcite at this locality. |
Willemite | ⓘ4 photos of Tephroite associated with Willemite at this locality. |
Franklinite | ⓘ1 photo of Tephroite associated with Franklinite at this locality. |
Data |
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Mineral Data: | Click here to view Tephroite data |
Locality Data: | Click here to view Passaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 722372 |
Long-form Identifier: | 1:3:722372:3 |
GUID (UUID V4): | 3a84c95b-31ed-4ae9-a1ed-1cd7f47c5387 |
Nearest other occurrences of Tephroite |
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0.2km (0.1 miles) | ⓘSterling Mine, Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA |
3.8km (2.4 miles) | ⓘBuckwheat dump mineral collecting site, Franklin Mine, Franklin, Sussex County, New Jersey, USA |
3.9km (2.4 miles) | ⓘBuckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA |
4.0km (2.5 miles) | ⓘFranklin Mine, Franklin, Sussex County, New Jersey, USA |
4.8km (3.0 miles) | ⓘMill site dump, Franklin Mine, Franklin, Sussex County, New Jersey, USA |
References |
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Passaic pit, Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA