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Katwe Crater Lake, Katwe-Kikorongo volcanic field (Katwe volcanic field), Kasese, Western Region, Uganda i
Regional Level Types
Katwe Crater Lake Lake
Katwe-Kikorongo volcanic field (Katwe volcanic field) Volcanic Field
Kasese District
Western Region Region
Uganda Country

Regional Level Types
Katwe Crater Lake	Lake
Katwe-Kikorongo volcanic field (Katwe volcanic field)	Volcanic Field
Kasese	District
Western Region	Region
Uganda	Country

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Northupite

Katwe Crater Lake, Katwe-Kikorongo volcanic field, Kasese, Western Region, Uganda

Northupite

Katwe Crater Lake, Katwe-Kikorongo volcanic field, Kasese, Western Region, Uganda

Northupite

Katwe Crater Lake, Katwe-Kikorongo volcanic field, Kasese, Western Region, Uganda

Northupite

Katwe Crater Lake, Katwe-Kikorongo volcanic field, Kasese, Western Region, Uganda

Northupite

Katwe Crater Lake, Katwe-Kikorongo volcanic field, Kasese, Western Region, Uganda

Northupite

Katwe Crater Lake, Katwe-Kikorongo volcanic field, Kasese, Western Region, Uganda

Northupite

Katwe Crater Lake, Katwe-Kikorongo volcanic field, Kasese, Western Region, Uganda

Latitude & Longitude (WGS84):

0° 7' 43'' South , 29° 52' 13'' East

Latitude & Longitude (decimal):

G#: kxvpr8wfn

Type:

Köppen climate type:

Cfb : Temperate oceanic climate

Nearest Settlements:

Place	Population	Distance
Kilembe	7,914 (2016)	39.7km
Kasese	67,269 (2016)	42.0km

Mindat Locality ID:

61392

Long-form identifier:

mindat:1:2:61392:2

GUID (UUID V4):

The lake foreshores are used for salt harvesting.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

16 valid minerals.

Detailed Mineral List:

ⓘ Aphthitalite

Formula: (K,Na)₃Na(SO₄)₂

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Arcanite

Formula: K₂SO₄

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Burkeite

Formula: Na₆(CO₃)(SO₄)₂

References:

Mineralogical Recoed 8:396

Nielsen, Joan M. (1999) East African magadi (trona): fluoride concentration and mineralogical composition. Journal of African Earth Sciences, 29 (2) 423-428 doi:10.1016/s0899-5362(99)00107-4

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Halite

Formula: NaCl

References:

Mineralogical Recoed 8:396

Nielsen, Joan M. (1999) East African magadi (trona): fluoride concentration and mineralogical composition. Journal of African Earth Sciences, 29 (2) 423-428 doi:10.1016/s0899-5362(99)00107-4

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Hanksite

Formula: Na₂₂K(SO₄)₉(CO₃)₂Cl

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Kieserite

Formula: MgSO₄ · H₂O

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Magnesite

Formula: MgCO₃

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Natron

Formula: Na₂CO₃ · 10H₂O

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Nitratine

Formula: NaNO₃

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

✪ Northupite

Formula: Na₃Mg(CO₃)₂Cl

Habit: octahedral

Colour: gray/brown

Description: 1,5 cm large

References:

P Bongaerts collection

Mineralogical Recoed 8:396

King, Vandall T., Robinson, George W. (1993) What's New in Minerals? - Annual World Summary of Mineral Discoveries, April 1992 through April 1993. The Mineralogical Record, 24 (5) 381-394

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Sylvite

Formula: KCl

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Thénardite

Formula: Na₂SO₄

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Thermonatrite

Formula: Na₂CO₃ · H₂O

References:

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Trona

Formula: Na₃H(CO₃)₂ · 2H₂O

References:

Mineralogical Recoed 8:396

Nielsen, Joan M. (1999) East African magadi (trona): fluoride concentration and mineralogical composition. Journal of African Earth Sciences, 29 (2) 423-428 doi:10.1016/s0899-5362(99)00107-4

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

ⓘ Tychite

Formula: Na₆Mg₂(CO₃)₄(SO₄)

References:

Collection of NHM, Vienna

Mineralogical Recoed 8:396

Kasedde, H., Kirabira, J.B., Bäbler, M.U., Tilliander, A., Jonsson, S. (2014) Characterization of brines and evaporites of Lake Katwe, Uganda. Journal of African Earth Sciences, 91, 55-65.

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
ⓘ	Halite	3.AA.20	NaCl
ⓘ	Sylvite	3.AA.20	KCl
Group 5 - Nitrates and Carbonates
ⓘ	Magnesite	5.AB.05	MgCO₃
ⓘ	Northupite	5.BF.05	Na₃Mg(CO₃)₂Cl
ⓘ	Tychite	5.BF.05	Na₆Mg₂(CO₃)₄(SO₄)
ⓘ	Thermonatrite	5.CB.05	Na₂CO₃ · H₂O
ⓘ	Natron	5.CB.10	Na₂CO₃ · 10H₂O
ⓘ	Trona	5.CB.15	Na₃H(CO₃)₂ · 2H₂O
ⓘ	Nitratine	5.NA.05	NaNO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Aphthitalite	7.AC.35	(K,Na)₃Na(SO₄)₂
ⓘ	Arcanite	7.AD.05	K₂SO₄
ⓘ	Thénardite	7.AD.25	Na₂SO₄
ⓘ	Burkeite	7.BD.25	Na₆(CO₃)(SO₄)₂
ⓘ	Hanksite	7.BD.30	Na₂₂K(SO₄)₉(CO₃)₂Cl
ⓘ	Kieserite	7.CB.05	MgSO₄ · H₂O
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Kieserite	MgSO₄ · H₂O
H	ⓘ Natron	Na₂CO₃ · 10H₂O
H	ⓘ Thermonatrite	Na₂CO₃ · H₂O
H	ⓘ Trona	Na₃H(CO₃)₂ · 2H₂O
C	Carbon
C	ⓘ Burkeite	Na₆(CO₃)(SO₄)₂
C	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
C	ⓘ Magnesite	MgCO₃
C	ⓘ Natron	Na₂CO₃ · 10H₂O
C	ⓘ Northupite	Na₃Mg(CO₃)₂Cl
C	ⓘ Thermonatrite	Na₂CO₃ · H₂O
C	ⓘ Trona	Na₃H(CO₃)₂ · 2H₂O
C	ⓘ Tychite	Na₆Mg₂(CO₃)₄(SO₄)
N	Nitrogen
N	ⓘ Nitratine	NaNO₃
O	Oxygen
O	ⓘ Aphthitalite	(K,Na)₃Na(SO₄)₂
O	ⓘ Arcanite	K₂SO₄
O	ⓘ Burkeite	Na₆(CO₃)(SO₄)₂
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
O	ⓘ Kieserite	MgSO₄ · H₂O
O	ⓘ Magnesite	MgCO₃
O	ⓘ Natron	Na₂CO₃ · 10H₂O
O	ⓘ Nitratine	NaNO₃
O	ⓘ Northupite	Na₃Mg(CO₃)₂Cl
O	ⓘ Thénardite	Na₂SO₄
O	ⓘ Thermonatrite	Na₂CO₃ · H₂O
O	ⓘ Trona	Na₃H(CO₃)₂ · 2H₂O
O	ⓘ Tychite	Na₆Mg₂(CO₃)₄(SO₄)
Na	Sodium
Na	ⓘ Aphthitalite	(K,Na)₃Na(SO₄)₂
Na	ⓘ Burkeite	Na₆(CO₃)(SO₄)₂
Na	ⓘ Halite	NaCl
Na	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
Na	ⓘ Natron	Na₂CO₃ · 10H₂O
Na	ⓘ Nitratine	NaNO₃
Na	ⓘ Northupite	Na₃Mg(CO₃)₂Cl
Na	ⓘ Thénardite	Na₂SO₄
Na	ⓘ Thermonatrite	Na₂CO₃ · H₂O
Na	ⓘ Trona	Na₃H(CO₃)₂ · 2H₂O
Na	ⓘ Tychite	Na₆Mg₂(CO₃)₄(SO₄)
Mg	Magnesium
Mg	ⓘ Kieserite	MgSO₄ · H₂O
Mg	ⓘ Magnesite	MgCO₃
Mg	ⓘ Northupite	Na₃Mg(CO₃)₂Cl
Mg	ⓘ Tychite	Na₆Mg₂(CO₃)₄(SO₄)
S	Sulfur
S	ⓘ Aphthitalite	(K,Na)₃Na(SO₄)₂
S	ⓘ Arcanite	K₂SO₄
S	ⓘ Burkeite	Na₆(CO₃)(SO₄)₂
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
S	ⓘ Kieserite	MgSO₄ · H₂O
S	ⓘ Thénardite	Na₂SO₄
S	ⓘ Tychite	Na₆Mg₂(CO₃)₄(SO₄)
Cl	Chlorine
Cl	ⓘ Halite	NaCl
Cl	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
Cl	ⓘ Northupite	Na₃Mg(CO₃)₂Cl
Cl	ⓘ Sylvite	KCl
K	Potassium
K	ⓘ Aphthitalite	(K,Na)₃Na(SO₄)₂
K	ⓘ Arcanite	K₂SO₄
K	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
K	ⓘ Sylvite	KCl
Ca	Calcium
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O

Other Regions, Features and Areas containing this locality

AfricaContinent

East African Rift System (EARS)Zone (Tectonic)
- Albertine RiftZone (Tectonic)

African Plate

Albert-Edward Rift basinBasin
East African Rift
- East African Rift-westNarrow Rift

Somali PlateTectonic Plate

Uganda

Western Region
- ⭔Toro (1891-1967)Kingdom

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References

Nielsen, Joan M. (1999) East African magadi (trona): fluoride concentration and mineralogical composition. Journal of African Earth Sciences, 29 (2) 423-428 doi:10.1016/s0899-5362(99)00107-4

www.getamap.net (n.d.) http://www.getamap.net/maps/uganda/uganda_(general)/_katwe_lake/

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Mineral List

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

References