I suppose that one is not far wrong in saying that Petrology is thescience of rocks.But we have not made ourselves very clear by saying it.To the average stude
In a previous paper I have described at some length the geological structure of the Peking plain, and explained how this governs the underground flow of water.
In my paper on “The Mineral Resources of China ”I suggested there a few reasons to account for the paucity of mineral deposits in China. This paper may then