Chumalu

Chumalu (Persian: چومالو, also Romanized as Chūmālū; also known as Chomalu, Chormāl, Chormālū, and Chūmānlū)[1] is a village in Qareh Poshtelu-e Pain Rural District, Qareh Poshtelu District, Zanjan County, Zanjan Province, Iran. At the 2006 census, its population was 382, in 70 families.[2] The village is the site of epithermal metal deposits, part of the Tarom-Hashtjin Metallogenic Province, and evidence of "ancient workings and dumps" have been found near hydrothermal veins.[3]^: 1 The total deposits are estimated at 0.2 megatonnes of lead, zinc, copper, gold, and silver ores.[3]^: 2 There is a high content of silver and base metals, and a high silver-to-gold ratio.[3]^: 12 The main gangue minerals are quartz, fluorite, rhodochrosite, and calcite.[3]^: 12 Other features of the Chumalu deposit include crustiform banding, breccia formation, vuggy textures, and the presence of "pyrite, sphalerite, galena, tetrahedrite, chalcopyrite, minor arsenopyrite, and abundant zinc-manganese-iron carbonate minerals".[3]^: 12

References

Chumalu can be found at GEOnet Names Server, at this link, by opening the Advanced Search box, entering "-3058816" in the "Unique Feature Id" form, and clicking on "Search Database".
"Census of the Islamic Republic of Iran, 1385 (2006)" (Excel). Statistical Center of Iran. Archived from the original on 2011-09-20.
Ghasemi Siani, Majid; Mehrabi, Behzad; Nazarian, Mahya; Lotfi, Mohammad; Corfu, Fernando (2022). "Geology and Genesis of the Chomalu Polymetallic deposit, NW Iran". Ore Geology Reviews. 143. doi:10.1016/j.oregeorev.2022.104763. hdl:10852/100175. Retrieved 6 February 2023.

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