Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Sericite from
Majiayao Au deposit, Qixia City, Yantai, Shandong, China


Locality type:Deposit
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Majiayao Au deposit, Qixia City, Yantai, Shandong, China
Data Identifiers
Mindat Occurrence Record ID:522905
Long-form Identifier:1:3:522905:5
GUID (UUID V4):0
Nearest other occurrences of Sericite
3.5km (2.2 miles) ⓘBailidian Au deposit, Qixia City, Yantai, Shandong, China
6.7km (4.1 miles) ⓘLiujiagou Au deposit, Qixia City, Yantai, Shandong, China
15.4km (9.6 miles) ⓘXiangkuang Pb-Zn deposit, Qixia City, Yantai, Shandong, China
15.7km (9.8 miles) ⓘShangjiazhuang Mo deposit, Qixia City, Yantai, Shandong, China
19.6km (12.1 miles) ⓘXidouya Au deposit, Qixia City, Yantai, Shandong, China
24.4km (15.2 miles) ⓘTaiqian Au deposit, Qixia City, Yantai, Shandong, China
27.9km (17.3 miles) ⓘLongkou Au deposit, Haiyang City, Yantai, Shandong, China
28.8km (17.9 miles) ⓘQijiagou Au deposit, Penglai City, Yantai, Shandong, China
30.2km (18.8 miles) ⓘGuocheng Au deposit (Tudui-Shawang Au deposit), Haiyang City, Yantai, Shandong, China
31.4km (19.5 miles) ⓘLiaoshang Au deposit, Mouping District, Yantai, Shandong, China
References
Hongji Chi (1993): Geology and Prospecting 29(1), 1-6
Qiu, Yumin, Groves, David I., McNaughton, Neal J., Wang, Liang-gen, Zhou, Taihe (2002) Nature, age, and tectonic setting of granitoid-hosted, orogenic gold deposits of the Jiaodong Peninsula, eastern North China craton, China. Mineralium Deposita, 37 (3) 283-305 doi:10.1007/s00126-001-0238-3
Wang, Li-Gong; Yang, Li-Qiang; Yang, Wei; Zhi, Yun-Bao; Xie, Dong; Sun, Bin; Zhang, Wen; Li, Xiu-Zhang; Wang, Ying-Peng; Wang, Jin-Hui (2025) Genesis and exploration potential of gold deposits in Archean high-amphibolite facies metamorphic rocks of the Jiaodong Peninsula: Geological and geochemical constraints from the Majiayao gold deposit. Ore Geology Reviews, 106596 doi:10.1016/j.oregeorev.2025.106596
 
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