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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Humic coal series from
Espadanal Mines, Rio Maior, Rio Maior, Santarém, Portugal


Locality type:Mine
Classification
Type:Humic coal series
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Humic coal series data
Locality Data:Click here to view Espadanal Mines, Rio Maior, Rio Maior, Santarém, Portugal
Data Identifiers
Mindat Occurrence Record ID:1007558
Long-form Identifier:1:3:1007558:0
GUID (UUID V4):0
Nearest other occurrences of Humic coal series
14.8km (9.2 miles) ⓘCasal de Vale Ventos Mine, Turquel, Alcobaça, Leiria, Portugal
77.5km (48.2 miles) ⓘMoinhos de Alburrica Beach, Barreiro e Lavradio, Barreiro, Setúbal, Portugal
77.5km (48.2 miles) ⓘBico do Mexilhoeiro Beach, Barreiro e Lavradio, Barreiro, Setúbal, Portugal
81.5km (50.7 miles) ⓘSão Pedro do Estoril Beach, Cascais e Estoril, Cascais, Lisbon, Portugal
81.5km (50.7 miles) ⓘBafureira Beach, Cascais e Estoril, Cascais, Lisbon, Portugal
94.4km (58.7 miles) ⓘCape Mondego, Buarcos e São Julião, Figueira da Foz, Coimbra, Portugal
References
Nunes, Rui (n.d.) Personal communication.
 
and/or  
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