Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Quartz from
Kestelek Mine, Mustafakemalpaşa District, Bursa Province, Turkey


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Kestelek Mine, Mustafakemalpaşa District, Bursa Province, Turkey
Data Identifiers
Mindat Occurrence Record ID:366368
Long-form Identifier:1:3:366368:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
22.5km (14.0 miles) ⓘÇataldağ, Susurluk District, Balikesir Province, Turkey
47.7km (29.6 miles) ⓘKozbudaklar W-skarn deposit, Keles District, Bursa Province, Turkey
50.5km (31.4 miles) ⓘGüneybudaklar Mo-W ± Au deposit, Osmangazi District, Bursa Province, Turkey
52.6km (32.7 miles) ⓘDelice W ± Fe ± Cu deposit, Keles District, Bursa Province, Turkey
56.7km (35.2 miles) ⓘTumanpınarı deposit, Bigadiç District, Balikesir Province, Turkey
57.0km (35.4 miles) ⓘUludağ Mine, Mt Uludağ W deposit, Bursa, Bursa Province, Turkey
59.9km (37.3 miles) ⓘAlaçam Amethyst Mine, Dursunbey District, Balikesir Province, Turkey
68.0km (42.3 miles) ⓘKirazgedik Cu-Mo ± Au deposit, Keles District, Bursa Province, Turkey
68.9km (42.8 miles) ⓘInkaya, Simav District, Kütahya Province, Turkey
71.3km (44.3 miles) ⓘBigadiç Mine, Bigadiç District, Balikesir Province, Turkey
References
Helvaci, C. (1994). Mineral assemblages and formation of the Kestelek and Sultancayir borate deposits. Proc. 29th Intl. Geol. Congr. Part A, 245-284.
Helvaci, Cahit, Alonso, Ricardo N. (2000) Borate Deposits of Turkey and Argentina; A Summary and Geological Comparison. Turkish Journal of Earth Sciences: 9: 1-27.
Yigit, Ozcan (2012) A prospective sector in the Tethyan Metallogenic Belt: Geology and geochronology of mineral deposits in the Biga Peninsula, NW Turkey. Ore Geology Reviews, 46. doi:10.1016/j.oregeorev.2011.09.015
 
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