For the village in Ukraine, see Chumali.

Chumalu (Persian: چومالو)[a] is a village in Qareh Poshtelu-e Pain Rural District of Qareh Poshtelu District in Zanjan County, Zanjan province, Iran.

Demographics

Population

At the time of the 2006 National Census, the village's population was 382 in 70 households.[4] The following census in 2011 counted 282 people in 69 households.[5] The 2016 census measured the population of the village as 235 people in 70 households.[2]

Overview

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.[6]: 1  The total deposits are estimated at 0.2 megatonnes of lead, zinc, copper, gold, and silver ores.[6]: 2  There is a high content of silver and base metals, and a high silver-to-gold ratio.[6]: 12  The main gangue minerals are quartz, fluorite, rhodochrosite, and calcite.[6]: 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".[6]: 12 

See also

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Notes

  1. ^ Also romanized as Chūmālū; also known as Chomalu, Chormāl, Chormālū, and Chūmānlū[3]

References

  1. ^ OpenStreetMap contributors (9 September 2024). "Chumalu, Zanjan County" (Map). OpenStreetMap (in Persian). Retrieved 9 September 2024.
  2. ^ a b Census of the Islamic Republic of Iran, 1395 (2016): Zanjan Province. amar.org.ir (Report) (in Persian). The Statistical Center of Iran. Archived from the original (Excel) on 27 April 2022. Retrieved 19 December 2022.
  3. ^ 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".
  4. ^ Census of the Islamic Republic of Iran, 1385 (2006): Zanjan Province. amar.org.ir (Report) (in Persian). The Statistical Center of Iran. Archived from the original (Excel) on 20 September 2011. Retrieved 25 September 2022.
  5. ^ Census of the Islamic Republic of Iran, 1390 (2011): Zanjan Province. irandataportal.syr.edu (Report) (in Persian). The Statistical Center of Iran. Archived from the original (Excel) on 21 January 2023. Retrieved 19 December 2022 – via Iran Data Portal, Syracuse University.
  6. ^ a b c d e 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.


Allikas: https://en.wikipedia.org/wiki/Chumalu
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