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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Pyrolusite from
Cabecinho de Martinel Mine, São Francisco da Serra, Santiago do Cacém, Setúbal, Portugal


Locality type:Mine
Classification
Species:Pyrolusite
Formula:Mn4+O2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrolusite data
Locality Data:Click here to view Cabecinho de Martinel Mine, São Francisco da Serra, Santiago do Cacém, Setúbal, Portugal
Data Identifiers
Mindat Occurrence Record ID:907675
Long-form Identifier:1:3:907675:4
GUID (UUID V4):0
Nearest other occurrences of Pyrolusite
2.3km (1.4 miles) Saramaga Mine, São Francisco da Serra, Santiago do Cacém, Setúbal, Portugal
28.0km (17.4 miles) Herdade da Tanganheira Mine, Sines, Sines, Setúbal, Portugal
31.2km (19.4 miles) Herdade de Bem Parece e Ferrenho and Pedra Longa da Cabeça da Cabra Mines, Sines, Sines, Setúbal, Portugal
33.3km (20.7 miles) Toca do Mocho Mine, Cercal do Alentejo, Santiago do Cacém, Setúbal, Portugal
33.8km (21.0 miles) Serra das Tulhas Mine, Cercal do Alentejo, Santiago do Cacém, Setúbal, Portugal
33.8km (21.0 miles) Serra do Lagar da Bela Vista Mine, Cercal do Alentejo, Santiago do Cacém, Setúbal, Portugal
34.8km (21.6 miles) Serra da Mina Mine, Cercal do Alentejo, Santiago do Cacém, Setúbal, Portugal
36.5km (22.7 miles) Serra do Rosalgar Mine, Cercal do Alentejo, Santiago do Cacém, Setúbal, Portugal
38.8km (24.1 miles) Herdade dos Montinhos (Peniquinha), Alcácer do Sal e Santa Susana, Alcácer do Sal, Setúbal, Portugal
39.3km (24.4 miles) Herdade de Trajanes Mine, São Luís, Odemira, Beja, Portugal
References
 
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