| Locality type: | Commune |
| Classification |
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| Species: | Ferro-hornblende |
| Formula: | ◻Ca2(Fe42+Al)(Si7Al)O22(OH)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Ferro-hornblende data |
| Locality Data: | Click here to view Vetralla, Viterbo Province, Lazio, Italy |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 59115 |
| Long-form Identifier: | 1:3:59115:9 |
| GUID (UUID V4): | 0eed8a54-c27f-41e5-a764-eea64b10340c |
| Nearest other occurrences of Ferro-hornblende |
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| 40.9km (25.4 miles) | ⓘMontenero Quarry, Onano, Viterbo Province, Lazio, Italy |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (issue) | | Rhodochrosite on Manganite N'Chwaning Mine, Northern Cape Province, South Africa. 8.7 cm In 1978 a historic discovery...exchange for some corals that he had brought from Italy, inspiring him to praise Binnyaran as “the most...of that year all of Burma became officially a province of India. Immediately following the annexation...respectively to garnet-sillimanite schists and gneisses, hornblende schists and gneisses, crystalline limestones...“calc-gneisses,” tourmaline-granites, augite and hornblende-granites, syenite gneisses, urtites, simple granites |
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Vetralla, Viterbo Province, Lazio, Italy