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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Cassiterite from
Judeu Mine, Póvoa de Penela, Penedono, Viseu, Portugal


Locality type:Mine
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Judeu Mine, Póvoa de Penela, Penedono, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:912806
Long-form Identifier:1:3:912806:4
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
8.3km (5.2 miles) ⓘAmeal Mine, U.F Trevões e Espinhosa, São João da Pesqueira, Viseu, Portugal
10.5km (6.5 miles) ⓘSão Pedro das Águias Mine, U.F Távora e Pereiro, Tabuaço, Viseu, Portugal
16.8km (10.4 miles) ⓘQuinta de Roriz Mine, Ervedosa do Douro, São João da Pesqueira, Viseu, Portugal
17.1km (10.6 miles) ⓘFreixo de Numão Mining Field, U.F Mura e Freixo de Numão, Vila Nova de Foz Côa, Guarda, Portugal
18.0km (11.2 miles) ⓘAlminhas Mine, U.F Mós， Santo Amaro e Vila Nova Foz Côa, Vila Nova de Foz Côa, Guarda, Portugal
18.4km (11.4 miles) ⓘCastanheiro Mines, Castanheiro do Norte e Ribalonga, Carrazeda de Ansiães, Bragança, Portugal
18.4km (11.4 miles) ⓘRibalonga Mines, Castanheiro do Norte e Ribalonga, Carrazeda de Ansiães, Bragança, Portugal
18.8km (11.7 miles) ⓘFonte da Madre Mine, U.F Vale Flor， Carvalhal e Pai Penela, Mêda, Guarda, Portugal
19.7km (12.2 miles) ⓘSanta Leocádia (Barcos) Mine, U.F Barcos e Santa Leocádia, Tabuaço, Viseu, Portugal
20.7km (12.9 miles) ⓘAsno Morto Mine, Vilarinho da Castanheira, Carrazeda de Ansiães, Bragança, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1875Au
 
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