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:
Ruvuma Region, Tanzania

mindat Locality ID: 126554
mindat URL: http://www.mindat.org/loc-126554.html

Tectonic Settings:

Total number of sublocalities beneath "Ruvuma Region, Tanzania": 8
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Mbinga District
Nguni
Songea Urban District
Tunduru District

Latitude: 10°47'42"S
Longitude: 36°9'37"E
Decimal Degree (lat, lon): -10.795,36.160277777778

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.

Cerite	Clay	Clinozoisite	Corundum	Diamond	Epidote	Feldspar	Mica	None	Olivine
Pyroxene	Quartz	Rutile	Spinel	Zircon

Anorthite ()*	Augite ()*	Chromite ()*	Chrysoberyl ()*	Corundum ()*
Diamond ()*	Epidote ()*	Hematite ()*	Ilmenite ()*	Magnesiotaaffeite-2N'2S ()*
Magnesiotaaffeite-6N'3S ()*	Magnetite ()*	Merrillite ()*	Paragonite ()*	Pigeonite ()*
Quartz ()*	Rutile ()*	Spinel ()*	Troilite ()*	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 Be C Ca Cr Fe H Mg Na O P S Si Ti Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Cerite Clay Clinozoisite Corundum Diamond Epidote Feldspar Mica None Olivine
Pyroxene Quartz Rutile Spinel Zircon

20 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	1	115818	1036
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1	115818	2060
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	115818	3902
Chrysoberyl ()*	Olivine	BeAl₂O₄	1	115822	321
Corundum ()*	Corundum	Al₂O₃	3	115816,115820,115822	1797
Diamond ()*	Diamond	C	1	115822	697
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	115820	8173
Hematite ()*	Corundum	Fe₂O₃	1	115820	14640
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	115818	5433
Magnesiotaaffeite-2N'2S ()*	None	Mg₃BeAl₈O₁₆	1	115822	18
Magnesiotaaffeite-6N'3S ()*	None	Mg₂BeAl₆O₁₂	1	115822	9
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	115818	14899
Merrillite ()*	Cerite	Ca₉NaMg(PO₄)₇	1	115818	230
Paragonite ()*	Mica Clay	NaAl₂(Si₃Al)O₁₀(OH)₂	1	115820	247
Pigeonite ()*	Pyroxene	(Mg,Fe,Ca)₂Si₂O₆	1	115818	303
Quartz ()*	Quartz	SiO₂	1	115818	61156
Rutile ()*	Rutile	TiO₂	1	115820	5614
Spinel ()*	Spinel	MgAl₂O₄	1	115822	1934
Troilite ()*	None	FeS	1	115818	1044
Zircon ()*	Zircon	Zr(SiO₄)	1	115822	5251

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL
R070555	Tunduru, Tunduru District, Ruvuma Region, Tanzania	https://rruff.info/R070555
X070005	Tunduru, Tunduru District, Ruvuma Region, Tanzania	https://rruff.info/X070005

All locality data graciously provided by mindat.org

All age data...