| Locality type: | Meteorite Fall Location |
| Classification |
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| Species: | 'Plagioclase' (not an IMA approved species) |
| Formula: | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Comments: | Plagioclase: An86 [according to Duke & Silver, 1967]; Ab8-14 [according to Mason et al., 1979]; An88 [according to Mittlefehldt et al., 1998] |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Plagioclase data |
| Locality Data: | Click here to view Petersburg meteorite, Lincoln County, Tennessee, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 904030 |
| Long-form Identifier: | 1:3:904030:4 |
| GUID (UUID V4): | 57bdef35-d83e-4b36-99c2-7b891f04d137 |
| References |
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| Reference Search (possible matching items) |
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 | | Book (edition) | | anorthite-wollastonite-silica albite-anorthite diopside-plagioclase KRUTTIVE ROCKS XVI FIG. 15. 16. Skeleton...hydrothermal veins. The group-name stitution series plagioclase between albite is and applied to the ionic...quite subordinate. To those sections of the plagioclase series which hold respectively from 10 to 30...bytownite have been attached. Some analyses of plagioclase feldspar, or of rocks containing it, have shown...that soda-anorthite must be contained in the plagioclase. The present writer found it necessary to make' |  | | Book (edition) | | system diopside-albite-anorthite The system plagioclase-pyroxene Crystallization on a cotectic surface...system albitc-anorthite The system diopside-plagioclase Quaternary equilibrium-diagram 12. Melilite crystals...quite subordinate. To those sections- of the plagioclase series which hold from 10 to 30, 30 to 50, 50...bytownite have been attached. Some analyses of plagioclase feldspar, or of rocks containing it, have shown...that soda-anorthite must be contained in the plagioclase. The present writer found it necessary to make |
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