Granodiorite

Russia, Magadan region, cape Chirikova. Magadan massif of granodiorites. Size - 40 * 45 km. Granodiorites hornblende-biotite. Consist: andesine 50%, anorthoclase 15%, quartz 20%, biotite 7%, green hornblende 5%, monoclinic pyroxene 0,5%. Accessory: chlorite, epidote, zoisite, sphene, zircon, apatite, magnetite. Low Cretaceous.