Granite

Russia, Primorsky Krai, Gorny Klyuchi village, right bank of the Ussuri River. Granites biotite, medium-grained, leucocratic. Shmakovsky granite-leucogranite complex, second phase. Upper Paleozoic (ancient Permian).

Russia, Primorsky Krai, Gorny Klyuchi village, left bank of the duct Draguchina. Granites biotite, medium-grained, leucocratic. Shmakovsky granite-leucogranite complex, second phase. Upper Paleozoic (ancient Permian).

Russia, Primorsky Krai, Gorny Klyuchi village, Krestyanskaya street. Granites biotite, medium-grained, leucocratic. Shmakovsky granite-leucogranite complex, second phase. Upper Paleozoic (ancient Permian).

Russia, Karachay-Cherkess Republic, Honey waterfalls. Pink biotite granites. Consist: plagioclase, microcline, quartz, biotite, muscovite. Malinskiy granite complex. Carboniferous.

Russia, Caucasus, Kabardino-Balkarian Republic, Harbas river valley. Pink biotite granites. Massif. Consist: plagioclase, microcline, quartz, biotite, muscovite. Malinskiy granite complex. Carboniferous.

Russia, Caucasus, Kabardino-Balkarian Republic, Harbas river valley. Quartz sandstones, with intercalations of siltstones and mudstones. At the base - coal layers. Khumarrinskaya series. Thickness 240 meters. Fossil: Velopecten rollei Tate, Lima punctataSow., Circostylus euomphalus Quenst., Leda (Dacryomya) cf. graphica Tate, Astrate subtetragona Munst., Parallelodon aff. similis Terq., Hinnites sp. ind. (cf. davoei Dam.), Nucula cf. palmae Sow. Lower Jurassic. Sinemurian.

In the second photo, at the bottom of the cliff - granites. Malinskiy granite complex. Carboniferous.

Russia, Karachay-Cherkess Republic, Dombai. Gneiss-shaped granites. Lower Paleozoic (post Cambrian).

Russia, Khabarovsk Territory. Dyke alaskite granite. Paleocene. Consist: quartz 30-38%, K-spar 40-55%, plagioclase 15-25%, biotite up to 3%. Plagioclase - oligoclase, rare - oligoclase-albite, albite. Accessory: magnetite, zircon, apatite, monazite. Silicate analysis: SiO₂ 74-77%, TiO₂ 0.1-0.2%, Al₂O₃ 13-14%, Fe₂O₃ 0.3-0.5%, FeO 0.7-1.6%, MnO 0.01-0.04%, MgO 0.1-0.3%, CaO 0.2-0.5%, Na₂O 2.7-3.4%, K₂O 4%, SO₃ 0%, P₂O₅ 0-0.03%, CO₃ 0-0.4%.

Russia, Karachay-Cherkess Republic, Honey waterfalls. Layered dolomitic limestones with siliceous nodules containing horizon. In limestones, a large number of bryozoans, brachiopods and pelecipods. Jurassic. Tithonian.

At the bottom of the cliff - granites. Pink biotite granites. Consist: plagioclase, microcline, quartz, biotite, muscovite. Malinskiy granite complex. Carboniferous.

Russia, Khabarovsk Territory, Yagdynya river. Biotite Granites. Form an massif of 850 square kilometers. Consist: oligolclase - 24-32%, microcline - 24-45%, quartz - 15-29%, biotite - 4-11%. Plagioclase forms sericite and albite (auto-metasomatism). Chlorite is formed by biotite. Accessory: sphene, zircon, apatite. Definitions of absolute age (K): 207, 230, 235 million years. Upper Triassic.