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:
La Maddalena Island, La Maddalena, Sassari Province, Sardinia, Italy

mindat Locality ID: 235470
mindat URL: http://www.mindat.org/loc-235470.html

Tectonic Settings:

Total number of sublocalities beneath "La Maddalena Island, La Maddalena, Sassari Province, Sardinia, Italy": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Cala Francese Quarries

Latitude: 41°13'27"N
Longitude: 9°22'40"E
Decimal Degree (lat, lon): 41.224166666667,9.3777777777778

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.

Allanite	Allophane	Amorphous	Amphibole	Ancylite	Apatite	Arsenopyrite	Axinite	Beryl	Bismutite
Calcite	Chabazite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Corundum	Diaspore	Enargite	Epidote
Feldspar	Fluorite	Gadolinite	Garnet	Gypsum	Hellandite	Kaolinite	Kobellite	Malachite	Matlockite
Mica	Molybdenite	Monazite	Natrolite	None	Not in a structural group	Prehnite	Pumpellyite	Pyrite	Pyroxene
Quartz	Rhodonite	Rocksalt	Rutile	Scheelite	Smectite-vermiculite	Sphalerite	Spinel	Stilpnomelane	Titanite
Tourmaline	Wurtzite	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 Ce Cl Cu F Fe H K Mg Mo Na O P Pb REE S Sb Si Sn Sr Ti U V W Y Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allanite Allophane Amorphous Amphibole Ancylite Apatite Arsenopyrite Axinite Beryl Bismutite
Calcite Chabazite Chalcopyrite Chlorite Clay Clinozoisite Corundum Diaspore Enargite Epidote
Feldspar Fluorite Gadolinite Garnet Gypsum Hellandite Kaolinite Kobellite Malachite Matlockite
Mica Molybdenite Monazite Natrolite None Not in a structural group Prehnite Pumpellyite Pyrite Pyroxene
Quartz Rhodonite Rocksalt Rutile Scheelite Smectite-vermiculite Sphalerite Spinel Stilpnomelane Titanite
Tourmaline Wurtzite Zircon

69 IMA Minerals at location:

Actinolite ()*	Albite ()*	Allanite-(Ce) ()*	Allophane ()*	Almandine ()*
Anatase ()*	Arsenopyrite ()*	Augite ()*	Axinite-(Fe) ()*	Babingtonite ()*
Bavenite ()*	Beryl ()*	Bismoclite ()*	Bismutite ()*	Calcioancylite-(Ce) ()*
Calcite ()*	Cassiterite ()*	Chabazite-Ca ()*	Chalcopyrite ()*	Chamosite ()*
Chrysocolla ()*	Clinochlore ()*	Clinozoisite ()*	Diopside ()*	Dravite ()*
Enargite ()*	Epidote ()*	Ferro-hornblende ()*	Fluorapatite ()*	Fluorite ()*
Galena ()*	Galenobismutite ()*	Goethite ()*	Graphite ()*	Gypsum ()*
Hellandite-(Y) ()*	Hematite ()*	Hingganite-(Y) ()*	Jamesonite ()*	Julgoldite-(Fe²⁺) ()*
Kainosite-(Y) ()*	Kamphaugite-(Y) ()*	Kaolinite ()*	Laumontite ()*	Magnetite ()*
Malachite ()*	Microcline ()*	Molybdenite ()*	Monazite-(Ce) ()*	Montmorillonite ()*
Muscovite ()*	Opal ()*	Orthoclase ()*	Powellite ()*	Prehnite ()*
Pumpellyite-(Fe²⁺) ()*	Pyrite ()*	Quartz ()*	Rutile ()*	Scheelite ()*
Schorl ()*	Scolecite ()*	Sphalerite ()*	Stilpnomelane ()*	Titanite ()*
Uraninite ()*	Vanadinite ()*	Xenotime-(Y) ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	71455	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	71455	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	1	71455	706
Allophane ()*	Allophane	Al₂O₃(SiO₂)_1.3-2.0·2.5-3.0H₂O	1	71455	470
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	71455	2353
Anatase ()*	Not in a structural group	TiO₂	1	71455	2162
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	71455	9052
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1	71455	2060
Axinite-(Fe) ()*	Axinite	Ca₄Fe²⁺₂Al₄[B₂Si₈O₃₀](OH)₂	1	71455	260
Babingtonite ()*	Rhodonite	Ca₂Fe²⁺Fe³⁺Si₅O₁₄(OH)	1	71455	161
Bavenite ()*	None	Ca₄Be_2+xAl_2-xSi₉O_26-x(OH)_2+x (x = 0 to 1)	1	71455	255
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1	71455	4286
Bismoclite ()*	Matlockite	BiOCl	1	71455	71
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	1	71455	716
Calcioancylite-(Ce) ()*	Ancylite	(Ce,Ca,Sr)(CO₃)(OH,H₂O)	1	71455	46
Calcite ()*	Calcite	Ca(CO₃)	1	71455	27770
Cassiterite ()*	Rutile	SnO₂	1	71455	5171
Chabazite-Ca ()*	Chabazite	Ca₂[Al₄Si₈O₂₄]·13H₂O	1	71455	310
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	71455	27198
Chamosite ()*	Chlorite Clay	(Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈	1	71455	577
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	1	71455	3531
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	71455	1756
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	71455	1025
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	71455	4135
Dravite ()*	Tourmaline	NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	71455	648
Enargite ()*	Enargite Wurtzite	Cu₃AsS₄	1	71455	910
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	71455	8173
Ferro-hornblende ()*	Amphibole	Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂	1	71455	271
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	1	71455	2740
Fluorite ()*	Fluorite	CaF₂	1	71455	9617
Galena ()*	Rocksalt	PbS	1	71455	24243
Galenobismutite ()*	Kobellite	PbBi₂S₄	1	71455	192
Goethite ()*	Diaspore	FeO(OH)	1	71455	7437
Graphite ()*	None	C	1	71455	2812
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	71455	6890
Hellandite-(Y) ()*	Hellandite	(Ca,REE)₄Y₂Al ₂(B₄Si₄O₂₂)(OH)₂	1	71455	18
Hematite ()*	Corundum	Fe₂O₃	1	71455	14640
Hingganite-(Y) ()*	Gadolinite	BeY(SiO₄)(OH)	1	71455	55
Jamesonite ()*	None	Pb₄FeSb₆S₁₄	1	71455	784
Julgoldite-(Fe²⁺) ()*	Pumpellyite	Ca₂Fe²⁺Fe³⁺₂(Si₂O₇)(SiO₄)(OH)₂·H₂O	1	71455	15
Kainosite-(Y) ()*	None	Ca₂Y₂(SiO₃)₄(CO₃)·H₂O	1	71455	99
Kamphaugite-(Y) ()*	None	CaY(CO₃)₂(OH)·H₂O	1	71455	28
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	71455	5591
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	71455	1271
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	71455	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	71455	12537
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	71455	4924
Molybdenite ()*	Molybdenite	MoS₂	1	71455	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	1	71455	945
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1	71455	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	71455	17380
Opal ()*	Amorphous	SiO₂·nH₂O	1	71455	2994
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1	71455	2349
Powellite ()*	Scheelite	Ca(MoO₄)	1	71455	494
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1	71455	1898
Pumpellyite-(Fe²⁺) ()*	Pumpellyite	Ca₂Fe²⁺Al₂(Si₂O₇)(SiO₄)(OH,O)₂·H₂O	1	71455	30
Pyrite ()*	Pyrite	FeS₂	1	71455	39462
Quartz ()*	Quartz	SiO₂	1	71455	61156
Rutile ()*	Rutile	TiO₂	1	71455	5614
Scheelite ()*	Scheelite	Ca(WO₄)	1	71455	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	71455	2705
Scolecite ()*	Natrolite	Ca(Si₃Al₂)O₁₀·3H₂O	1	71455	390
Sphalerite ()*	Sphalerite	ZnS	1	71455	21482
Stilpnomelane ()*	Stilpnomelane Clay	(K,Ca,Na)(Fe,Mg,Al)₈(Si,Al)₁₂(O,OH)₃₆·nH₂O	1	71455	456
Titanite ()*	Titanite	CaTi(SiO₄)O	1	71455	4899
Uraninite ()*	Fluorite	UO₂	1	71455	2718
Vanadinite ()*	Apatite	Pb₅(VO₄)₃Cl	1	71455	605
Xenotime-(Y) ()*	Zircon	Y(PO₄)	1	71455	939
Zircon ()*	Zircon	Zr(SiO₄)	1	71455	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...