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:
Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil

Oldest recorded age at locality: 525
Youngest recorded age at locality: 5.1

mindat Locality ID: 146010
mindat URL: http://www.mindat.org/loc-146010.html

Tectonic Settings:

Total number of sublocalities beneath "Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil": 12
Total number of bottom-level sublocalities: 12

Number of Child Localities: 12
Child Localities:
Arqueana Pegmatite
Barreiro Pegmatite
Cachoeira Mine
Chapadinha Pegmatite
Guimarãesite Occurrence
José De Linto Claim
Maxixe Claim
Meio Pegmatite
Olhos D'Água Claim
Poço D'Antas Claim
Ponte Do Piauí Claim
Xuxa Claim

Latitude: 16°47'2"S
Longitude: 41°53'34"W
Decimal Degree (lat, lon): -16.783888888889,-41.892777777778

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	Apatite	Beryl	Beryllonite	Childrenite	Clay	Clinozoisite	Columbite	Epidote	Feldspar
Fluorite	Gadolinite	Hureaulite	Laueite	Mica	Milarite	None	Not in a structural group	Pyroxene	Quartz
Roscherite	Rutile	Tourmaline	Wardite

Albite ()*	Amblygonite ()*	Atencioite ()*	Berlinite ()*	Beryl ()*
Beryllonite ()*	Cassiterite ()*	Childrenite ()*	Columbite-(Mn) ()*	Elbaite ()*
Eosphorite ()*	Epidote ()*	Fluor-elbaite ()*	Fluorapatite ()*	Fluorite ()*
Greifensteinite ()*	Guimarãesite ()*	Hureaulite ()*	Hydroxylherderite ()*	Ixiolite ()*
Lithiophosphate ()*	Microcline ()*	Milarite ()*	Montebrasite ()*	Moraesite ()*
Muscovite ()*	Opal ()*	Petalite ()*	Quartz ()*	Ruifrancoite ()*
Saléeite ()*	Schorl ()*	Spodumene ()*	Tantalite-(Fe) ()*	Uralolite ()*
Ushkovite ()*	Wardite ()*	Wilancookite ()*	Zanazziite ()*

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 B Ba Be Ca F Fe H K Li Mg Mn Na Nb O P Si Sn Ta U Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Apatite Beryl Beryllonite Childrenite Clay Clinozoisite Columbite Epidote Feldspar
Fluorite Gadolinite Hureaulite Laueite Mica Milarite None Not in a structural group Pyroxene Quartz
Roscherite Rutile Tourmaline Wardite

39 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	525	5.1	7	27821,27823,27825,27827,27830,27831,27832	8803
Amblygonite ()*	None	LiAl(PO₄)F			1	27821	244
Atencioite ()*	Roscherite	Ca₂Fe²⁺₃Mg₂Be₄(PO₄)₆(OH)₄·6H₂O			1	27830	2
Berlinite ()*	Quartz	Al(PO₄)			1	27830	28
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	525	525	2	27827,27831	4286
Beryllonite ()*	Beryllonite	NaBe(PO₄)	525	525	2	27830,27831	47
Cassiterite ()*	Rutile	SnO₂	525	525	2	27827,27831	5171
Childrenite ()*	Childrenite	Fe²⁺Al(PO₄)(OH)₂·H₂O	525	525	2	27830,27831	93
Columbite-(Mn) ()*	Columbite	Mn²⁺Nb₂O₆	525	525	1	27831	289
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	525	515	3	27821,27825,27831	520
Eosphorite ()*	Childrenite	Mn²⁺Al(PO₄)(OH)₂·H₂O	525	515	3	27825,27830,27831	128
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	12.8	5.1	1	27823	8173
Fluor-elbaite ()*	Tourmaline	Na(Li_1.5Al_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F	525	525	2	27821,27831	31
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	525	525	2	27829,27831	2740
Fluorite ()*	Fluorite	CaF₂	12.8	5.1	1	27823	9617
Greifensteinite ()*	Roscherite	Ca₂Be₄Fe²⁺₅(PO₄)₆(OH)₄·6H₂O	525	525	1	27831	27
Guimarãesite ()*	Roscherite	Ca₂Be₄Zn₅(PO₄)₆(OH)₄·6H₂O	525	515	2	27825,27831	2
Hureaulite ()*	Hureaulite	Mn²⁺₅(PO₃OH)₂(PO₄)₂·4H₂O			1	27830	125
Hydroxylherderite ()*	Gadolinite	CaBe(PO₄)(OH)			1	27830	119
Ixiolite ()*	Columbite	(Ta_2/3Mn²⁺_1/3)O₂	12.8	5.1	1	27823	148
Lithiophosphate ()*	None	Li₃(PO₄)	12.8	5.1	1	27823	7
Microcline ()*	Feldspar	K(AlSi₃O₈)	525	515	5	27821,27825,27827,27830,27831	4924
Milarite ()*	Milarite	KCa₂(Be₂AlSi₁₂)O₃₀·H₂O			1	27830	156
Montebrasite ()*	None	LiAl(PO₄)(OH)	525	525	1	27831	200
Moraesite ()*	None	Be₂(PO₄)(OH)·4H₂O	525	515	2	27825,27831	35
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	525	5.1	7	27821,27823,27827,27829,27830,27831,27832	17380
Opal ()*	Amorphous	SiO₂·nH₂O	515	515	1	27825	2994
Petalite ()*	Not in a structural group	LiAlSi₄O₁₀	12.8	5.1	3	27823,27827,27832	124
Quartz ()*	Quartz	SiO₂	525	5.1	6	27821,27823,27825,27830,27831,27832	61156
Ruifrancoite ()*	Roscherite	Ca₂( ,Mn)₂(Fe³⁺,Mn,Mg)₄Be₄(PO₄)₆(OH)₆·4H₂O			1	27830	2
Saléeite ()*	None	Mg(UO₂)₂(PO₄)₂(H₂O)₁₀	525	515	2	27825,27831	95
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	525	515	2	27825,27831	2705
Spodumene ()*	Pyroxene	LiAlSi₂O₆	12.8	5.1	3	27823,27827,27832	688
Tantalite-(Fe) ()*	Columbite	Fe²⁺Ta₂O₆	12.8	5.1	1	27823	99
Uralolite ()*	None	Ca₂Be₄(PO₄)₃(OH)₃·5H₂O	525	525	1	27831	8
Ushkovite ()*	Laueite	MgFe³⁺₂(PO₄)₂(OH)₂·8H₂O	525	525	1	27831	18
Wardite ()*	Wardite	NaAl₃(PO₄)₂(OH)₄·2H₂O	525	525	2	27821,27831	58
Wilancookite ()*	None	(Ba₅Li₂ )Ba₆Be₂₄P₂₄O₉₆·26H₂O	525	525	1	27831	1
Zanazziite ()*	Roscherite	Ca₂Be₄Mg₅(PO₄)₆(OH)₄·6H₂O	525	515	2	27825,27831	21

4 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	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
Scott-EPSL241_80-0001	12.8	12.6	12.7±0.1	36Ar-40Ar, 39Ar-40Ar	age of weathering		cryptomelane	Cryptomelane			24987	Cachoeira Mine, Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil	Cachoeira Mine	de Oliveira and Vasconcelos (2006)	10.1016/j.epsl.2005.09.056	EPSL241_80	P. 87
Scott-EPSL241_80-0002	5.3	5.1	5.2±0.1	36Ar-40Ar, 39Ar-40Ar	age of weathering		cryptomelane	Cryptomelane			24987	Cachoeira Mine, Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil	Cachoeira Mine	de Oliveira and Vasconcelos (2006)	10.1016/j.epsl.2005.09.056	EPSL241_80	P. 87
Be-00050	515	515	515			high			Uralolite, Guimaraesite	Be	127216	Guimarãesite Occurrence, Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil		Pedrosa-Soares et al. (2011)		GSL350_25
Alexandra-0151	525	525	525		Age of intrusion						18406	Ponte Do Piauí Claim, Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil	Ponte Do Piauí Claim	Quéméneur and Lagache (1999)		RBG29_27

Sample	Source Locality	Reference URL
R100092	Cachoeira Mine, Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil	https://rruff.info/R100092
R100091	Ponte Do Piauí Claim, Piauí Valley, Taquaral, Itinga, Minas Gerais, Brazil	https://rruff.info/R100091

All locality data graciously provided by mindat.org

All age data...