. A treatise on rocks, rock-weathering and soils;. Petrology; Soils. PLATE 5. Fig. 1. Microstructure of granite. Fig. 2. Microstructure of micropegmatite. Fig. 3. Microstructure of quartz porphyry. Fig. 4. Microstructure of porphyritic obsidian. Fig. 5. Microstructure of trachyte. Fig. 6. Microstructure of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Merrill, George P[erkins] 1854-. New York, London, The Mac
. A treatise on rocks, rock-weathering and soils;. Petrology; Soils. PLATE 5. Fig. 1. Microstructure of granite. Fig. 2. Microstructure of micropegmatite. Fig. 3. Microstructure of quartz porphyry. Fig. 4. Microstructure of porphyritic obsidian. Fig. 5. Microstructure of trachyte. Fig. 6. Microstructure of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Merrill, George P[erkins] 1854-. New York, London, The Macmillan company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectpetrolo, bookyear1913
