Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Algares Deposit, Aljustrel Mine, Aljustrel, Aljustrel, Beja, Portugal

Oldest recorded age at locality: 419
Youngest recorded age at locality: 299

mindat Locality ID: 46431
mindat URL: http://www.mindat.org/loc-46431.html

Tectonic Settings: Continental Arc

Total number of sublocalities beneath "Algares Deposit, Aljustrel Mine, Aljustrel, Aljustrel, Beja, Portugal": 0
Total number of bottom-level sublocalities: 0

Latitude: 37°52'5"N
Longitude: 8°9'47"W
Decimal Degree (lat, lon): 37.868055555556,-8.1630555555556

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Alunite	Chalcanthite	Chalcopyrite	Copiapite	Coronadite	Gypsum	Halotrichite	Melanterite	None	Not in a structural group
Pyrite

Alunogen ()*	Chalcopyrite ()*	Copiapite ()*	Gypsum ()*	Halotrichite ()*
Melanterite ()*	Natrojarosite ()*	Pickeringite ()*	Pyrite ()*	Rhomboclase ()*
Schwertmannite ()*	Siderotil ()*

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al Ca Cu Fe H Mg Na O S

Elements from minerals reported directly at this locality: Al Ca Cu Fe H Mg Na O S

Structural Groups for minerals in this locality:
Alunite Chalcanthite Chalcopyrite Copiapite Coronadite Gypsum Halotrichite Melanterite None Not in a structural group
Pyrite

12 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Alunogen ()*	Not in a structural group	Al₂(SO₄)₃(H₂O)₁₂·5H₂O	352	352	272
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	352	352	27198
Copiapite ()*	Copiapite	Fe²⁺Fe³⁺₄(SO₄)₆(OH)₂·20H₂O	352	352	382
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	352	352	6890
Halotrichite ()*	Halotrichite	Fe²⁺Al₂(SO₄)₄·22H₂O	352	352	409
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	352	352	915
Natrojarosite ()*	Alunite	NaFe³⁺₃(SO₄)₂(OH)₆	352	352	254
Pickeringite ()*	Halotrichite	MgAl₂(SO₄)₄·22H₂O	352	352	265
Pyrite ()*	Pyrite	FeS₂	352	352	39462
Rhomboclase ()*	Not in a structural group	(H₅O₂)Fe³⁺(SO₄)₂·2H₂O	352	352	53
Schwertmannite ()*	Coronadite	Fe³⁺₁₆O₁₆(OH)_9.6(SO₄)_3.2·10H₂O	352	352	37
Siderotil ()*	Chalcanthite	Fe(SO₄)·5H₂O	352	352	84

5 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Age from other Locality	Dated Mineral	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
Jen_0000392	354.3	350.5	352.4±1.9	U-Pb	age of volcanism	high	zircon	98-TB-007		Zircon		46431	Algares Deposit, Aljustrel Mine, Aljustrel, Aljustrel, Beja, Portugal	Algares Deposit	Barrie et al. (2002)	10.1007/s00126-002-0302-7	MD37_684	Age of VMS mineralization in Aljustrel district
vms-00730	352	352	Cambrian								S	46431	Algares Deposit, Aljustrel Mine, Aljustrel, Aljustrel, Beja, Portugal	Algares	Moiser et al. (2009)		USGSOFR2009_1034
vms-00733	359	299	Carboniferous						Yes			247217	Estação Deposit, Aljustrel Mine, Aljustrel, Aljustrel, Beja, Portugal	Estaçao	Moiser et al. (2009)		USGSOFR2009-1034
vms-00734	359	299	Carboniferous						Yes			26991	Feitais Deposit, Aljustrel Mine, Aljustrel, Aljustrel, Beja, Portugal	Fretais	Moiser et al. (2009)		USGSOFR2009-1034
vms-00742	419	299	Devonian-Carboniferous						Yes			46430	São João Deposit, Aljustrel Mine, Aljustrel, Aljustrel, Beja, Portugal	San João	Moiser et al. (2009)		USGSOFR2009-1034

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...