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:
Almendra, Vila Nova De Foz Côa, Guarda, Portugal

mindat Locality ID: 249666
mindat URL: http://www.mindat.org/loc-249666.html

Tectonic Settings:

Total number of sublocalities beneath "Almendra, Vila Nova De Foz Côa, Guarda, Portugal": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Almendra Mining Field
Bajoca Mine

Latitude: 41°0'13"N
Longitude: 7°2'48"W
Decimal Degree (lat, lon): 41.003611111111,-7.0466666666667

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.

Arsenopyrite	Clay	Feldspar	Mica	Nickeline	None	Not in a structural group	Pyrite	Quartz	Rutile
Scheelite

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 As Ca Fe H K Li Na O P S Si Sn W

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Arsenopyrite Clay Feldspar Mica Nickeline None Not in a structural group Pyrite Quartz Rutile
Scheelite

10 IMA Minerals at location:

Albite ()*	Arsenopyrite ()*	Cassiterite ()*	Montebrasite ()*	Muscovite ()*
Petalite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Scheelite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	99528	8803
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	99527	9052
Cassiterite ()*	Rutile	SnO₂	2	99527,99528	5171
Montebrasite ()*	None	LiAl(PO₄)(OH)	1	99528	200
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	99528	17380
Petalite ()*	Not in a structural group	LiAlSi₄O₁₀	1	99528	124
Pyrite ()*	Pyrite	FeS₂	1	99527	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	99527	9056
Quartz ()*	Quartz	SiO₂	2	99527,99528	61156
Scheelite ()*	Scheelite	Ca(WO₄)	1	99527	4894

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...