AusGeol.orgPiccaninny25
Site:
Piccaninny25
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Map
3D Model:
Description:
Very large (approx. 5m x 15m) Mathinna Supergroup xenolith within Long Point Granodiorite, with associated smaller xenoliths. Prolific veining (aplite, qz?) proximal to contact. Piccaninny Point, eastern Tasmania.
| Capture Date: | March 13, 2015, 9:06 a.m. |
| Latitude: | -41.69528200000 degrees |
| Longitude: | 148.29354700000 degrees |
| Elevation: | 4.000 metres |
| Visualisation Type: | 3D |
| Location Accuracy: | 20 metres |
Keywords:
- igneous
- aplite
- xenolith
| Granodiorite | |
|---|---|
| Form Type: | Intrusion |
| Description: | coarse-grained, equigranular to med-grained, sparsely porphyritic (feldspar) I-type hornblende-biotite-minor pyroxene granodiorite, with very common mafic enclaves. |
| Min Geological Age: | Middle Devonian |
| Max Geological Age: | Early Devonian |
| Min Numerical Age: | 382.700 |
| Max Numerical Age: | 393.300 |
| Strat No: | 69574 |
| Supergroup: | |
| Group: | |
| Subgroup: | |
| Formation: | Long Point Granodiorite |
| Member: | |
| Province: | Lachlan Orogen |
| Turbidite | |
|---|---|
| Form Type: | Bedded |
| Description: | Turbidite succession dominated by qz-rich sandstone with minor siltstone and mudstone. Contact metamorphosed. Pervasive microfaulting throughout. |
| Min Geological Age: | Early Devonian |
| Max Geological Age: | Early Devonian |
| Min Numerical Age: | 393.300 |
| Max Numerical Age: | 419.200 |
| Strat No: | 36812 |
| Supergroup: | Mathinna |
| Group: | Panama |
| Subgroup: | |
| Formation: | Scamander |
| Member: | |
| Province: |