![GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher](http://img.geocaching.com/cache/large/75968150-9813-4ef9-9511-1057dd005c93.jpg?rnd=0.7211725)
GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher
![The development of a Meso- to Neoarchean rifting-convergence-collision-collapse cycle over an ancient thickened protocontinent in the south São Francisco craton, Brazil - ScienceDirect The development of a Meso- to Neoarchean rifting-convergence-collision-collapse cycle over an ancient thickened protocontinent in the south São Francisco craton, Brazil - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1342937X19302175-gr11.jpg)
The development of a Meso- to Neoarchean rifting-convergence-collision-collapse cycle over an ancient thickened protocontinent in the south São Francisco craton, Brazil - ScienceDirect
![GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher](https://img.geocaching.com/cache/large/7291d103-ab84-4a8a-a9d5-da72080b0ff4.jpg?rnd=0.6928629)
GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher
![GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher](https://img.geocaching.com/cache/large/61a00d8e-0987-4ec7-bdfe-20bb893ea27c.jpg?rnd=0.582348)
GC67RE7 Fire under the sea @ Porto Santo (Earthcache) in Arquipélago da Madeira, Portugal created by EarthKacher
Ore mineralogy and geochemistry of the Mandoos Volcanic Massive Sulphide (VMS) deposit, Sumail Ophiolite, Oman
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