August 6, 2015
Summary:
Pilanesberg Ring Dike ComplexNASA Earth Observatory Russia Oil and Gas ReportEnergy Information Administration Cambridge Museum Rediscovers ‘Magna Carta of Geology’BBC Video: The Geology of Ogof Ffynnon Ddu (Cave of the Black Spring, South Wales)Caving News Video: Underground and Alluvial Mining of Sapphire in Sri LankaGemological Institute of America Corundum: The Mineral of Ruby and SapphireGeology.com […]
Content analysis:
Geographic context:
Location | Country | Latitude | Longitude |
Cambridge Museum | US | 40.2822 | -100.168 |
Russia | RU | 59.4538 | 108.831 |
United States | US | 37.1679 | -95.845 |
Keywords:
Alluvial Mining, America Corundum, BBC Video, Black Spring, Cambridge Museum Rediscovers, Caving News Video, ComplexNASA Earth, Gas ReportEnergy Information, Geology, Interesting, Magna Carta, Observatory Russia Oil, Ogof Ffynnon Ddu, Pilanesberg Ring Dike, Sapphire, South Wales, Sri LankaGemological Institute