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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Cães de Sobreiro Mine, Santo António dos Olivais, Coimbra, Coimbra, Portugali
Regional Level Types
Cães de Sobreiro MineMine (Lost)
Santo António dos OlivaisCivil Parish
CoimbraMunicipality
CoimbraDistrict
PortugalCountry

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Latitude & Longitude (WGS84):
40° North , 8° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~4km
GRN:
N27W05
Type:
Mine (Lost) - last checked 2024
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
46291
Long-form identifier:
mindat:1:2:46291:1
GUID (UUID V4):
0
Name(s) in local language(s):
Mina de Cães de Sobreiro, Santo António dos Olivais, Coimbra, Distrito de Coimbra, Portugal


An ancient antimony mine exploited in the 19th century.

Some minerals from this mine can be found in the following collections:
1. Geomuseus, IST, Lisbon.
2. Museu Nacional de História Natural e da Ciência, Lisbon (A. Bello, former Harvard University).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


4 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘAntimony1.CA.05Sb
Group 2 - Sulphides and Sulfosalts
ⓘStibnite2.DB.05Sb2S3
ⓘKermesite2.FD.05Sb2S2O
Group 4 - Oxides and Hydroxides
ⓘValentinite4.CB.55Sb2O3

List of minerals for each chemical element

OOxygen
Oⓘ KermesiteSb2S2O
Oⓘ ValentiniteSb2O3
SSulfur
Sⓘ KermesiteSb2S2O
Sⓘ StibniteSb2S3
SbAntimony
Sbⓘ AntimonySb
Sbⓘ KermesiteSb2S2O
Sbⓘ StibniteSb2S3
Sbⓘ ValentiniteSb2O3

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
Iberian PeninsulaPeninsula

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Bello, A. de Oliveira, 1913, Minéraux Portugais - Bulletin de la Société Portugaise des Sciences Naturelles, Vol VI, fasc. 2, Livraria Ferin, Lisboa
Minerais de Portugal Continental por Amílcar Mário de Jesus (Prof. de Mineralogia no IST) com a colaboração de A. Viana (Eng. Chefe da Circunscriçao Mineira do Norte) e Rogério Cavaca (Assistente de Mineralogia no IST), 1928 - (composto e impresso nas oficinas da Secção de Publicidade do Museu Comercial, Rua do Quelhas 6-A Lisboa).
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