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-(CaMnMn) from
Chão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal


09835510017368813743805.png
Jahnsite-(CaMnMn)

Chão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde, Mangualde, Viseu, Portugal
09835510017368813743805.png
Jahnsite-(CaMnMn)

Chão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde, Mangualde, Viseu, Portugal
09835510017368813743805.png
Jahnsite-(CaMnMn)

Chão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde, Mangualde, Viseu, Portugal
Locality type:Mine
Classification
Species:Jahnsite-(CaMnMn)
Formula:{Ca}{Mn2+}{Mn22+}{Fe23+}(PO4)4(OH)2 · 8H2O
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
SEM-EDS
Associated Minerals Based on Photo Data:
Ferroberaunite1
Hureaulite1
Fluorapatite1
Mitridatite1
Data
Mineral Data:Click here to view Jahnsite-(CaMnMn) data
Locality Data:Click here to view Chão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:915893
Long-form Identifier:1:3:915893:1
GUID (UUID V4):0
Nearest other occurrences of Jahnsite-(CaMnMn)
1.1km (0.7 miles) ⓘCubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
22.2km (13.8 miles) ⓘSítio do Castelo Mine, Folgosinho, Gouveia, Guarda, Portugal
48.2km (29.9 miles) ⓘFonte da Cal Mine, Bendada Mines, Bendada, Sabugal, Guarda, Portugal
48.2km (29.9 miles) ⓘBendada Mines, Bendada, Sabugal, Guarda, Portugal
References
Alves, Pedro (n.d.) Personal communication.
 
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