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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Electrum from
Toi mine, Izu City, Shizuoka Prefecture, Japan


Locality type:Mine
Classification
Species:Native Gold var: Electrum
Formula:(Au,Ag)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Electrum data
Locality Data:Click here to view Toi mine, Izu City, Shizuoka Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:601624
Long-form Identifier:1:3:601624:1
GUID (UUID V4):0
Nearest other occurrences of Electrum
3.3km (2.0 miles) ⓘSeikoshi mine, Izu City, Shizuoka Prefecture, Japan
7.4km (4.6 miles) ⓘMochikoshi mine, Amagi-Yugashima, Shizuoka Prefecture, Japan
11.5km (7.1 miles) ⓘYugashima mine, Amagi-Yugashima, Shizuoka Prefecture, Japan
26.1km (16.2 miles) ⓘKawazu mine (Rendaiji mine; Rendaizi mine), Rendaiji, Shimoda City, Shizuoka Prefecture, Japan
27.0km (16.8 miles) ⓘNawaji mine, Kawazu, Kamo district, Shizuoka Prefecture, Japan
31.3km (19.4 miles) ⓘSuzaki mine (Susaki mine), Shimoda City, Shizuoka Prefecture, Japan
References
Shikazono, Naotatsu (1985) A comparison of temperatures estimated from the electrum-sphalerite-pyrite-argentite assemblage and filling temperatures of fluid inclusions from epithermal Au-Ag vein-type deposits in Japan. Economic Geology, 80 (5) 1415-1424 doi:10.2113/gsecongeo.80.5.1415
Naotatsu Shikazono & Masaaki Shimizu (1988) Electrum: Chemical composition, Mode of occurrence, and Depositional environment. Bull 32 The University Museum, The University of Tokyo
 
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