GEOROC Sample Information
Location
Latitude 32.7275 | Longitude -17.0456
MADEIRA ARCHIPELAGO / MADEIRA
OCEAN ISLAND
Reference
HOERNLE K. A.,GELDMACHER J.
THE 72 MA GEOCHEMICAL EVOLUTION OF THE MADEIRA HOTSPOT (EASTERN NORTH ATLANTIC): RECYCLING OF PALEOZOIC (<500 MA) OCEANIC LITHOSPHERE
EARTH PLANET. SCI. LETT. 183 [2000] 73-92
Sample Name: MA-207
Sample Information
BASALT / FLOW, EARLY RIFT PHASE
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 17.96 WT% |
| CAO | 5.51 WT% |
| CO2 | 0.03 WT% |
| FE2O3T | 10.13 WT% |
| H2O | 0.92 WT% |
| K2O | 1.82 WT% |
| MGO | 2.47 WT% |
| MNO | 0.22 WT% |
| NA2O | 5.28 WT% |
| P2O5 | 0.72 WT% |
| SIO2 | 52.8 WT% |
| TIO2 | 1.83 WT% |