Is Geoscience Frontiers a predatory journal?

Is Geoscience Frontiers a predatory journal? - (GF) The Journal of the China University of Geosciences (Beijing) and Peking University Geoscience Frontiers (GSF) publishes in English high quality original research articles and timely reviews in interdisciplinary fields of Earth and Planetary Sciences. GSF bridges innovative, provocative and challenging concepts and models related to various fields of research including petrology and geochemistry in understanding lithospheric architecture and mantle dynamics, global tectonics, economic geology and fuel exploration, geophysics, stratigraphy and paleontology with new insights on correlations and evolution, environmental and engineering geology, astrogeology, more...