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Agates and geological and roadmaps from the Ramin Agate Field. |
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![]() Index and road map of Ramin agate field that locate 14km S of Zanjan and about 300km SW of Tehran. |
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![]() The geological map of Ramin area. Agate nodules occur only within the vesicles of a lava flow with andesitic composition, that is Eocene in age, and lies between a thick sequence of tuffs and lava flows those are barren in agate. |
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![]() Legend of geological map. |
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![]() The geological section of area near Ramin village. |
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![]() Vesicles of agate bearing andesitic lava flow full filled with quartz xls., agate and calcite. |
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![]() Dark blue agates, results of a one-day field trip to Ramin. |
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![]() Blue, blue, blue agates from Ramin area !!! |