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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Jahnsite-(CaMnFe) from
Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal


01605040017370443124907.jpg
Jahnsite-(CaMnFe)

Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
07391370017370443121124.jpg
Jahnsite-(CaMnFe), etc.

Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
01605040017370443124907.jpg
Jahnsite-(CaMnFe)

Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
07213180017272033412054.jpg
Jahnsite-(CaMnFe), etc.

Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
07591540017271924037276.jpg
Jahnsite-(CaMnFe)

Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
07213180017272033412054.jpg
Jahnsite-(CaMnFe), etc.

Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
Locality type:Mine
Classification
Species:Jahnsite-(CaMnFe)
Formula:{Ca}{Mn2+}{Fe22+}{Fe23+}(PO4)4(OH)2 · 8H2O
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
SEM-EDS
Associated Minerals Based on Photo Data:
Rockbridgeite1
Mitridatite1
Data
Mineral Data:Click here to view Jahnsite-(CaMnFe) data
Locality Data:Click here to view Assunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:974390
Long-form Identifier:1:3:974390:8
GUID (UUID V4):0
Nearest other occurrences of Jahnsite-(CaMnFe)
10.0km (6.2 miles) ⓘLagares Mining Field, Vila Nova de Paiva, Viseu, Portugal
10.0km (6.2 miles) ⓘRebentão Mine, Lagares do Estanho Mines, Queiriga, Vila Nova de Paiva, Viseu, Portugal
28.1km (17.5 miles) ⓘChão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
28.5km (17.7 miles) ⓘCubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
36.1km (22.4 miles) ⓘSítio do Castelo Mine, Folgosinho, Gouveia, Guarda, Portugal
References
Alves, Pedro (n.d.) Personal communication.
 
and/or  
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