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:
Groppi Di Collegio (Collegio), Corte Brugnatella, Trebbia Valley, Piacenza Province, Emilia-Romagna, Italy

mindat Locality ID: 203582
mindat URL: http://www.mindat.org/loc-203582.html

Tectonic Settings:

Total number of sublocalities beneath "Groppi Di Collegio (Collegio), Corte Brugnatella, Trebbia Valley, Piacenza Province, Emilia-Romagna, Italy": 0
Total number of bottom-level sublocalities: 0

Latitude: 44°43'32"N
Longitude: 9°20'2"E
Decimal Degree (lat, lon): 44.725555555556,9.3338888888889

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.

Baryte	Brookite	Calcite	Chalcopyrite	Clay	Hydrotalcite	Millerite	None	Not in a structural group	Pyrite
Quartz	Rocksalt	Sphalerite	Talc

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: Ba C Ca Co Cu Fe H Mg Ni O Pb S Si Ti Zn

Elements from minerals reported directly at this locality: Ba C Ca Co Cu Fe H Mg Ni O Pb S Si Ti Zn

Structural Groups for minerals in this locality:
Baryte Brookite Calcite Chalcopyrite Clay Hydrotalcite Millerite None Not in a structural group Pyrite
Quartz Rocksalt Sphalerite Talc

12 IMA Minerals at location:

Anatase ()*	Baryte ()*	Brookite ()*	Calcite ()*	Chalcopyrite ()*
Galena ()*	Jamborite ()*	Millerite ()*	Pyrite ()*	Quartz ()*
Sphalerite ()*	Talc ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Anatase ()*	Not in a structural group	TiO₂	2162
Baryte ()*	Baryte	Ba(SO₄)	11547
Brookite ()*	Brookite	TiO₂	700
Calcite ()*	Calcite	Ca(CO₃)	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	27198
Galena ()*	Rocksalt	PbS	24243
Jamborite ()*	Hydrotalcite	Ni²⁺_1-xCo³⁺_x(OH)_2-x(SO₄)_x·nH₂O [x ≤ 1/3 n; ≤ (1-x)]	32
Millerite ()*	Millerite	NiS	1066
Pyrite ()*	Pyrite	FeS₂	39462
Quartz ()*	Quartz	SiO₂	61156
Sphalerite ()*	Sphalerite	ZnS	21482
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	3337

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...