GEOROC Sample Information
Location
Latitude 32.75 | Longitude -17
MADEIRA ARCHIPELAGO / MADEIRA
OCEAN ISLAND
Reference
MUNHA J.,MATA J.
MADEIRA ISLAND ALKALINE LAVA SPINELS: PETROGENETIC IMPLICATIONS
MINERAL. PETROL. 81 [2004] 85-111
Sample Name: M-177
Sample Information
BASALT, ALKALINE / FRESH
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) TITANO-MAGNETITE
| AL2O3 | 2.19 WT% |
| CR2O3 | 0.47 WT% |
| FE2O3 | 30.58 WT% |
| FEO | 43.96 WT% |
| MGO | 3.51 WT% |
| MNO | 0.6 WT% |
| TIO2 | 19.62 WT% |
| V2O3 | 0.03 WT% |