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:
Kigezi District, Western Region, Uganda

Oldest recorded age at locality: 961.7
Youngest recorded age at locality: 955.3

mindat Locality ID: 51315
mindat URL: http://www.mindat.org/loc-51315.html

Tectonic Settings:

Total number of sublocalities beneath "Kigezi District, Western Region, Uganda": 6
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Bulema Mine
Kayonza
Kirwa Mine
Kisoro
Nyamulilo Mine

Latitude: 1°1'29"S
Longitude: 29°40'59"E
Decimal Degree (lat, lon): -1.0247222222222,29.683055555556

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.

Anthoinite	Apatite	Beryl	Columbite	None	Pyrochlore	Scheelite	Topaz	Yttrotungstite

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 Ca Ce F Fe H Nb O P Si W Y

Elements from minerals reported directly at this locality: Fe Nb O Y

Structural Groups for minerals in this locality:
Anthoinite Apatite Beryl Columbite None Pyrochlore Scheelite Topaz Yttrotungstite

10 IMA Minerals at location:

Anthoinite ()*	Beryl ()*	Ferberite ()*	Fluorapatite ()*	Hydrokenoelsmoreite ()*
Mpororoite ()*	Samarskite-(Y) ()*	Scheelite ()*	Topaz ()*	Yttrotungstite-(Ce) ()*

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
Anthoinite ()*	Anthoinite	AlWO₃(OH)₃			2	116896,116899	14
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	961.7	955.3	1	116894	4286
Ferberite ()*	Columbite	Fe²⁺(WO₄)			3	116896,116898,116899	551
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	961.7	955.3	1	116894	2740
Hydrokenoelsmoreite ()*	Pyrochlore	₂W₂O₆(H₂O)			3	116896,116898,116899	57
Mpororoite ()*	Anthoinite	Al₂O(WO₄)₂·6H₂O			1	116898	5
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈	961.7	955.3	0		353
Scheelite ()*	Scheelite	Ca(WO₄)			1	116898	4894
Topaz ()*	Topaz	Al₂SiO₄F₂	961.7	955.3	1	116894	1476
Yttrotungstite-(Ce) ()*	Yttrotungstite	CeW₂O₆(OH)₃			2	116896,116899	5

1 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	Sample Num	Run Num	Age from other Locality	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
	Alexandra-0246	961.7	955.3	958.5±3.2	U-Pb	Age of Nb-Ta mineralization		columbite-(fe)	383			Columbite-(Fe)		Ta, Nb	127454	Bulema Mine, Kigezi District, Western Region, Uganda	Mbulema	Melcher et al. (2015)	10.1016/j.oregeorev.2013.09.003	OGR64_667

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...