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:
Araçuaí, Minas Gerais, Brazil

mindat Locality ID: 6421
mindat URL: http://www.mindat.org/loc-6421.html

Tectonic Settings:

Total number of sublocalities beneath "Araçuaí, Minas Gerais, Brazil": 7
Total number of bottom-level sublocalities: 6

Number of Child Localities: 6
Child Localities:
Fumal Pegmatite
Gravatá River
Igrejinha Pegmatite
Jirau
Mamona Pegmatite
Regal Mine

Latitude: 16°51'19"S
Longitude: 41°58'17"W
Decimal Degree (lat, lon): -16.855277777778,-41.971388888889

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.

Analcime	Beryl	Calcite	Clay	Feldspar	Gadolinite	Garnet	Mica	None	Not in a structural group
Phenakite	Pyroxene	Quartz	Rutile	Topaz	Tourmaline

Albite ()*	Almandine ()*	Beryl ()*	Cassiterite ()*	Diopside ()*
Elbaite ()*	Hydroxylherderite ()*	Kyanite ()*	Microcline ()*	Montebrasite ()*
Muscovite ()*	Petalite ()*	Phenakite ()*	Pollucite ()*	Quartz ()*
Schorl ()*	Siderite ()*	Spessartine ()*	Spodumene ()*	Topaz ()*

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 Be C Ca Cs F Fe H K Li Mg Mn Na O P Si Sn

Elements from minerals reported directly at this locality: Al B Be C Ca Cs F Fe H Li Mg Na O P Si Sn

Structural Groups for minerals in this locality:
Analcime Beryl Calcite Clay Feldspar Gadolinite Garnet Mica None Not in a structural group
Phenakite Pyroxene Quartz Rutile Topaz Tourmaline

20 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)	2	27509,27510	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	27506	2353
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	0		4286
Cassiterite ()*	Rutile	SnO₂	0		5171
Diopside ()*	Pyroxene	CaMgSi₂O₆	0		4135
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	27509	520
Hydroxylherderite ()*	Gadolinite	CaBe(PO₄)(OH)	0		119
Kyanite ()*	Not in a structural group	Al₂OSiO₄	0		1507
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	27510	4924
Montebrasite ()*	None	LiAl(PO₄)(OH)	0		200
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2	27509,27510	17380
Petalite ()*	Not in a structural group	LiAlSi₄O₁₀	0		124
Phenakite ()*	Phenakite	Be₂(SiO₄)	0		326
Pollucite ()*	Analcime	Cs(Si₂Al)O₆·nH₂O	0		140
Quartz ()*	Quartz	SiO₂	3	27509,27510,27511	61156
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	0		2705
Siderite ()*	Calcite	Fe(CO₃)	0		6417
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	1	27506	1214
Spodumene ()*	Pyroxene	LiAlSi₂O₆	0		688
Topaz ()*	Topaz	Al₂SiO₄F₂	0		1476

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL
R061120	Araçuaí, Minas Gerais, Brazil	https://rruff.info/R061120

All locality data graciously provided by mindat.org

All age data...