911metallurgist.com Rank 150.3K. Estimated value 14,544$ametsoc.org Rank 35.8K. Estimated value 61,668$irocks.com Rank 104.5K. Estimated value 20,976$fossilera.com Rank 367.2K. Estimated value 5,904$raregoldnuggets.com Rank 1.4M. Estimated value 1,560$iris.edu Rank 94K. Estimated value 23,316$catalogmineralov.ru Rank 269.4K. Estimated value 8,076$magnetic-declination.com Rank 1.1M. Estimated value 1,956$volcanoesandearthquakes.com Rank 403.2K. Estimated value 5,376$geo-matching.com Rank 197K. Estimated value 11,064$