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:
Chiavenna, Valchiavenna, Sondrio Province, Lombardy, Italy

mindat Locality ID: 215421
mindat URL: http://www.mindat.org/loc-215421.html

Tectonic Settings:

Total number of sublocalities beneath "Chiavenna, Valchiavenna, Sondrio Province, Lombardy, Italy": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Tanno

Latitude: 46°18'48"N
Longitude: 9°23'31"E
Decimal Degree (lat, lon): 46.313333333333,9.3919444444444

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.

Amorphous	Andalusite	Arsenopyrite	Axinite	Beryl	Calcite	Chabazite	Chalcopyrite	Clay	Feldspar
Fluorite	Garnet	Mica	Milarite	Nickeline	None	Not in a structural group	Pyrite	Quartz	Rutile
Spinel	Stibnite	Titanite	Tourmaline	Zircon

Albite ()*	Almandine ()*	Anatase ()*	Andalusite ()*	Arsenopyrite ()*
Axinite-(Fe) ()*	Bavenite ()*	Bertrandite ()*	Beryl ()*	Bismuthinite ()*
Chabazite-Ca ()*	Chalcopyrite ()*	Chiavennite ()*	Gahnite ()*	Laumontite ()*
Milarite ()*	Muscovite ()*	Opal ()*	Orthoclase ()*	Pyrite ()*
Pyrrhotite ()*	Quartz ()*	Rutile ()*	Schorl ()*	Siderite ()*
Thorite ()*	Titanite ()*	Uraninite ()*	Xenotime-(Y) ()*	Zircon ()*

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 B Be Bi C Ca Cu Fe H K Mn Na O P S Si Th Ti U Y Zn Zr

Elements from minerals reported directly at this locality: Al B Ca Fe H O Si

Structural Groups for minerals in this locality:
Amorphous Andalusite Arsenopyrite Axinite Beryl Calcite Chabazite Chalcopyrite Clay Feldspar
Fluorite Garnet Mica Milarite Nickeline None Not in a structural group Pyrite Quartz Rutile
Spinel Stibnite Titanite Tourmaline Zircon

30 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	70037	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	70037	2353
Anatase ()*	Not in a structural group	TiO₂	1	70037	2162
Andalusite ()*	Andalusite	Al₂SiO₅	0		1310
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	70037	9052
Axinite-(Fe) ()*	Axinite	Ca₄Fe²⁺₂Al₄[B₂Si₈O₃₀](OH)₂	0		260
Bavenite ()*	None	Ca₄Be_2+xAl_2-xSi₉O_26-x(OH)_2+x (x = 0 to 1)	1	70037	255
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂	1	70037	606
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1	70037	4286
Bismuthinite ()*	Stibnite	Bi₂S₃	1	70037	1935
Chabazite-Ca ()*	Chabazite	Ca₂[Al₄Si₈O₂₄]·13H₂O	1	70037	310
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	70037	27198
Chiavennite ()*	None	CaMn²⁺(BeOH)₂Si₅O₁₃·2H₂O	1	70037	22
Gahnite ()*	Spinel	ZnAl₂O₄	1	70037	445
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	70037	1271
Milarite ()*	Milarite	KCa₂(Be₂AlSi₁₂)O₃₀·H₂O	1	70037	156
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	70037	17380
Opal ()*	Amorphous	SiO₂·nH₂O	1	70037	2994
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1	70037	2349
Pyrite ()*	Pyrite	FeS₂	1	70037	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	70037	9056
Quartz ()*	Quartz	SiO₂	1	70037	61156
Rutile ()*	Rutile	TiO₂	1	70037	5614
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	70037	2705
Siderite ()*	Calcite	Fe(CO₃)	1	70037	6417
Thorite ()*	Zircon	Th(SiO₄)	1	70037	1006
Titanite ()*	Titanite	CaTi(SiO₄)O	1	70037	4899
Uraninite ()*	Fluorite	UO₂	1	70037	2718
Xenotime-(Y) ()*	Zircon	Y(PO₄)	1	70037	939
Zircon ()*	Zircon	Zr(SiO₄)	1	70037	5251

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...