| Locality type: | Deposit |
| Classification |
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| Species: | Piemontite |
| Formula: | (CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH) |
| Colour: | brownish red |
| Confirmation |
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|
| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Cyprine | ⓘ4 photos of Piemontite associated with Cyprine at this locality. |
| Calcite | ⓘ4 photos of Piemontite associated with Calcite at this locality. |
| Grossular | ⓘ4 photos of Piemontite associated with Grossular at this locality. |
| Fluorite | ⓘ4 photos of Piemontite associated with Fluorite at this locality. |
| Thulite | ⓘ4 photos of Piemontite associated with Thulite at this locality. |
| Data |
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| Mineral Data: | Click here to view Piemontite data |
| Locality Data: | Click here to view Øvstebø, Kleppan, Sauland, Hjartdal, Telemark, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 465715 |
| Long-form Identifier: | 1:3:465715:6 |
| GUID (UUID V4): | 2d147545-a70f-4425-a8fd-df910033dc28 |
| Nearest other occurrences of Piemontite |
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| 52.4km (32.6 miles) | ⓘRoadcut near Tjostolvflaten, Tjostolvflaten, Tokke, Telemark, Norway |
| 73.2km (45.5 miles) | ⓘBrandsnuten manganese deposit, Botnedal, Tokke, Telemark, Norway |
| 89.4km (55.6 miles) | ⓘHovden, Bykle, Agder, Norway |
| 91.4km (56.8 miles) | ⓘHovdenuten manganese deposit, Hovden, Bykle, Agder, Norway |
| 96.1km (59.7 miles) | ⓘBreivevatnet Pump Station, Hovden, Bykle, Agder, Norway |
| References |
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| Reference Search (possible matching items) |
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 | | Report (volume) | | Allanite (Chapter 10, Gieré and Sorensen) and piemontite (Chapter 11, Bonazzi and Menchetti), on which...less than in epidote (about 9–12 wt% Fe2O3). Piemontite (see Bonazzi and Menchetti 2004) was probably...the name “piedmontite” (today transformed into piemontite) was proposed according to the type locality...group, named after Thule, the ancient name for Norway. Allanite, the rare earth element epidote, was...theor. endmember) Alí1Mn3+ Ca2Al2Mn3+Si3O12(OH) piemontite Alí1V3+ Ca2Al2V3+Si3O12(OH) mukhinite Alí1Cr3+ |
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