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:
Cibitoke Province, Burundi

Oldest recorded age at locality: 1001
Youngest recorded age at locality: 928.3

mindat Locality ID: 248006
mindat URL: http://www.mindat.org/loc-248006.html

Tectonic Settings:

Total number of sublocalities beneath "Cibitoke Province, Burundi": 7
Total number of bottom-level sublocalities: 6

Number of Child Localities: 6
Child Localities:
Butara
Kaburantwa River
N'Dora
Pic N'Dora
Ruhembe
SW Cibitoke B

Latitude: 2°53'23"S
Longitude: 29°16'57"E
Decimal Degree (lat, lon): -2.8897222222222,29.2825

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.

Arsenic	Arsenopyrite	Calcite	Clay	Columbite	Copper	Corundum	Mica	Nickeline	None
Pyrite	Rutile	Stibnite	Zircon

Arsenopyrite ()*	Bismuth ()*	Bismuthinite ()*	Calcite ()*	Cassiterite ()*
Columbite-(Fe) ()*	Columbite-(Mn) ()*	Gold ()*	Hematite ()*	Muscovite ()*
Pyrite ()*	Pyrrhotite ()*	Rutile ()*	Siderite ()*	Tantalite-(Mn) ()*
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 Au Bi C Ca Fe H K Mn Nb O S Si Sn Ta Ti Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Arsenic Arsenopyrite Calcite Clay Columbite Copper Corundum Mica Nickeline None
Pyrite Rutile Stibnite Zircon

16 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
Arsenopyrite ()*	Arsenopyrite	FeAsS	1001	939	1	29258	9052
Bismuth ()*	Arsenic	Bi			1	29254	1966
Bismuthinite ()*	Stibnite	Bi₂S₃	1001	939	1	29258	1935
Calcite ()*	Calcite	Ca(CO₃)	946.9	928.3	1	29260	27770
Cassiterite ()*	Rutile	SnO₂	1001	939	1	29258	5171
Columbite-(Fe) ()*	Columbite	Fe²⁺Nb₂O₆	938.4	930.6	2	29254,29256	518
Columbite-(Mn) ()*	Columbite	Mn²⁺Nb₂O₆	946.9	928.3	1	29260	289
Gold ()*	Copper	Au	1001	939	1	29258	30554
Hematite ()*	Corundum	Fe₂O₃	1001	939	1	29258	14640
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1001	930.6	2	29256,29258	17380
Pyrite ()*	Pyrite	FeS₂	1001	939	1	29258	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1001	939	1	29258	9056
Rutile ()*	Rutile	TiO₂	1001	939	2	29255,29258	5614
Siderite ()*	Calcite	Fe(CO₃)	946.9	928.3	1	29260	6417
Tantalite-(Mn) ()*	Columbite	Mn²⁺Ta₂O₆	946.9	928.3	1	29260	211
Zircon ()*	Zircon	Zr(SiO₄)	946.9	928.3	1	29260	5251

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Sample Num	Dated Mineral	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Alexandra-0214	938.4	930.6	934.5±3.9	U-Pb	Age of Nb-Ta mineralization	columbite-(fe)	155	Columbite-(Fe)	Ta, Nb	248016	N'Dora, Cibitoke Province, Burundi	Mobra	Melcher et al. (2015)	10.1016/j.oregeorev.2013.09.003	OGR64_667
Alexandra-0216	1001	939	968+33/-29	U-Pb	Age of Nb-Ta mineralization	columbite group			Ta, Nb	133608	Ruhembe, Cibitoke Province, Burundi	Ruhembe	Melcher et al. (2015)	10.1016/j.oregeorev.2013.09.003	OGR64_667
Alexandra-0231	946.9	928.3	937.6±9.3	U-Pb	Age of Nb-Ta mineralization	columbite-(mn), tantalite-(mn)	84		Ta, Nb	248040	Ruhanga, SW Cibitoke B, Cibitoke Province, Burundi	Ruhanga	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...