| Locality type: | Outcrop |
| Classification |
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| Species: | Hercynite var: Picotite |
| Formula: | (Fe,Mg)(Al,Cr)2O4 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Picotite data |
| Locality Data: | Click here to view Peridotite outcrop, Vernassal, Le Puy-en-Velay, Haute-Loire, Auvergne-RhĂ´ne-Alpes, France |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 246432 |
| Long-form Identifier: | 1:3:246432:9 |
| GUID (UUID V4): | c8d6e179-57a5-48f3-aaa5-ebdc8c3e9e41 |
| References |
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| Reference Search (possible matching items) |
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 | | Report (volume) | | Survey, a description of the Corundum and the Peridotite Deposits of Western North Carolina, pre¬ pared...Topographic forms. Superficial aspects . Ecology of the peridotite areas. 61 62 64 Chapter III.—-Petrography of...County, North Carolina. Elf dunite. Elf amphibole-peridotite. Elf troctolite. Elf amphibolite. Elf gabbro...area. Buck Creek dunite. Buck Creek amphibole-peridotite. Buck Creek troctolite and olivine-gabbro. Corrosion...Glenville. Harzburgite on Big Ridge. Amphibole-peridotite of Shoal Mountain. Vicinity of French Broad River |  | | Report (issue) | | differentiate represented by a pyroxenite and peridotite mass almost completely altered to serpentine...rock. It seems probable that the serpentinized peridotite-pyroxenite series represents a floor phase of...derived from the peridotite magma caused both the serpentinization of the peridotite and the subsequent...cites the common occurrence of albitic veins in peridotite as an evidence of the expulsion of sodic vapors...a highly magnesian peridotite magma and that the serpentinization of the peridotite has been effected |
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