Gutkovaite-Mn
A valid IMA mineral species
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About Gutkovaite-Mn
Formula:
K2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
Colour:
pale yellowish-pink
Lustre:
Vitreous
Hardness:
5
Specific Gravity:
2.83
Crystal System:
Monoclinic
Member of:
Name:
Named in honor of Nina Nikolaevna Gutkova (Нина Николаевна Гуткова) (1896-1960?), Russian mineralogist, who intensively studied the Khibina-Lovozero alkaline complex. She was the first to describe the properties of the Khibiny apatite; discovered primary lovchorrite deposits in the Khibiny massif in 1930; and published the first list of Lovozero species (21) in 1928.
This page provides mineralogical data about Gutkovaite-Mn.
Unique Identifiers
Mindat ID:
29087
Long-form identifier:
mindat:1:1:29087:6
GUID
(UUID V4):
(UUID V4):
ab50689a-1a3f-4c7c-887d-8c2d8fff4ab1
Classification of Gutkovaite-Mn
Approved
Approval year:
2002
First published:
2002
Type description reference:
9.CE.30h
9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Gko-Mn | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Gutkovaite-Mn
Vitreous
Transparency:
Transparent, Translucent
Colour:
pale yellowish-pink
Streak:
White
Hardness:
5 on Mohs scale
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
2.83 g/cm3 (Measured) 2.70 g/cm3 (Calculated)
Optical Data of Gutkovaite-Mn
Type:
Biaxial (+)
RI values:
nα = 1.688 nβ = 1.700 nγ = 1.805
2V:
Measured: 35° (10), Calculated: 39°
Max Birefringence:
δ = 0.117
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
None observed.
Pleochroism:
Non-pleochroic
Chemical Properties of Gutkovaite-Mn
Formula:
K2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
IMA Formula:
CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
Crystallography of Gutkovaite-Mn
Crystal System:
Monoclinic
Class (H-M):
m - Domatic
Space Group:
Bm
Setting:
Cm
Cell Parameters:
a = 14.30 Å, b = 13.889 Å, c = 7.760 Å
β = 117.51°
β = 117.51°
Ratio:
a:b:c = 1.03 : 1 : 0.559
Unit Cell V:
1,366.97 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Prismatic crystals to 0.8 mm in length.
Twinning:
Microtwinned on (001) and (401).
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0020185 | Gutkovaite-Mn | Rastsvetaeva R K, Pekov I V, Nekrasov Y V (2001) Crystal structure and microtwinning of a calcium-rich analogue of labuntsovite Crystallography Reports 46 365-367 | 2001 | Khibiny alkaline massif, Kola peninsula, Russia | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
7.0 Å | (70) |
6.33 Å | (50) |
3.22 Å | (90) |
3.05 Å | (100) |
2.57 Å | (50) |
2.48 Å | (60) |
Comments:
57 mm Debye-Scherrer, FeKα radiation.
Format: d/A (I/%) (hkl)
Format: d/A (I/%) (hkl)
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 4b: Highly evolved igneous rocks | >3.0 |
35 : Ultra-alkali and agpaitic igneous rocks |
Type Occurrence of Gutkovaite-Mn
General Appearance of Type Material:
coarse-prismatic crystals up to 0.8 mm
Place of Conservation of Type Material:
Fersman Mineralogical Museum, Moscow, Russia.
Geological Setting of Type Material:
Pegmatite within nepheline syenite.
Associated Minerals at Type Locality:
Reference:
Pekov, I.V., Chukanov, N.V., Rastsvetaeva, R.K., Zadov, A.E., Kononkova, N.N. (2002) Gutkovaite-Mn, CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4·5H2O, a new mineral of the labuntsovite group from the Khibiny massif, Kola Peninsula. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 131(2): 51-57.
Synonyms of Gutkovaite-Mn
Other Language Names for Gutkovaite-Mn
Relationship of Gutkovaite-Mn to other Species
Member of:
Other Members of this group:
Alsakharovite-Zn | NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O | Mon. m : Bm |
Neskevaaraite-Fe | K3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2O | Mon. m : Bm |
Related Minerals - Strunz-mindat Grouping
9.CE. | Dutkevichite-(Ce) | NaZnBa2Ce2Ti2Si8O26F · H2O |
9.CE.05 | Papagoite | CaCu[H3AlSi2O9] |
9.CE.10 | Verplanckite | Ba4Mn2+2Si4O12(OH,H2O)3Cl3 |
9.CE.15 | Baotite | Ba4(Ti,Nb,W)8O16(SiO3)4Cl |
9.CE.20 | Nagashimalite | Ba4(V,Ti)4B2Si8O27(O,OH)2Cl |
9.CE.20 | Taramellite | Ba4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx |
9.CE.20 | Titantaramellite | Ba4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2Clx |
9.CE.25 | Bario-orthojoaquinite | (Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O |
9.CE.25 | Byelorussite-(Ce) | NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2O |
9.CE.25 | Joaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O |
9.CE.25 | Orthojoaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O |
9.CE.25 | Strontiojoaquinite | Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O |
9.CE.25 | Strontio-orthojoaquinite | (Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2O |
9.CE.25 | Orthojoaquinite-(La) | NaBa2La2Fe2+Ti2[Si4O12]2O2(O,OH) · H2O |
9.CE.30a | Unnamed (Ca-Na-ordered analogue of Korobitsynite) | (Ca,Na)2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2O |
9.CE.30e | Labuntsovite-Mn | Na4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2O |
9.CE.30a | Nenadkevichite | (Na,◻)8Nb4(Si4O12)2(O,OH)4 · 8H2O |
9.CE.30d | Lemmleinite-K | K2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2O |
9.CE.30a | Korobitsynite | Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2O |
9.CE.30c | Kuzmenkoite-Mn | K2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O |
9.CE.30b | Vuoriyarvite-K | K2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2O |
9.CE.30b | Tsepinite-Na | Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30c | Karupmøllerite-Ca | (Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2O |
9.CE.30e | Labuntsovite-Mg | Na4K4(Ba,K)2Mg(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O |
9.CE.30e | Labuntsovite-Fe | Na4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O |
9.CE.30d | Lemmleinite-Ba | Na2K2Ba(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O |
9.CE.30c | Gjerdingenite-Fe | K2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30h | Neskevaaraite-Fe | K3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2O |
9.CE.30b | Tsepinite-K | K2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30b | Paratsepinite-Ba | Ba4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2O |
9.CE.30b | Tsepinite-Ca | Ca(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30h | Alsakharovite-Zn | NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O |
9.CE.30c | Gjerdingenite-Mn | K2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30c | Lepkhenelmite-Zn | (Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O |
9.CE.30b | Tsepinite-Sr | Sr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O |
9.CE.30b | Paratsepinite-Na | (Na,Sr,K,Ca)7(Ti,Nb)8(Si4O12)4(O,OH)8 · nH2O n ~ 8 |
9.CE.30f | Paralabuntsovite-Mg | Na8K8Mg4Ti16(Si4O12)8(OH,O)16 · 20-24H2O |
9.CE.30c | Gjerdingenite-Ca | K2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30c | Gjerdingenite-Na | K2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2O |
9.CE.30c | Kuzmenkoite-Zn | K2Zn(Ti,Nb)4(Si4O12)2(OH,O)4 · 6-8H2O |
9.CE.30g | Organovaite-Mn | K2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 5-7H2O |
9.CE.30g | Organovaite-Zn | K2Zn(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O |
9.CE.30g | Parakuzmenkoite-Fe | (K,Ba)4Fe(Ti,Nb)8(Si4O12)4(O,OH)8 · 14H2O |
9.CE.30c | Burovaite-Ca | (Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2O |
9.CE.45 | Komarovite | (Ca,Mn)(Nb,Ti)2[Si2O7](O,F)3 · 3.5H2O |
9.CE.45 | Natrokomarovite | (Na,Ca,H)2Nb2Si2O10(OH,F)2 · H2O |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Gutkovaite-Mn
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https://www.mindat.org/min-29087.html
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References for Gutkovaite-Mn
Reference List:
Pekov, I. V., Chukanov, N. V., Rastsvetaeva, R. K., Zadov, A. E., Kononkova, N. N. (2002) Gutkovaite-Mn, CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4·5H2O, a new mineral of the labuntsovite group from the Khibiny massif, Kola Peninsula. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva, 131 (2) 51-57
Rastsvetaeva, R. K., Chukanov, N. V. (2002) X-ray diffraction and IR spectroscopy study of labuntsovite-group minerals. Crystallography Reports, 47 (6). 939-945 doi:10.1134/1.1523537
Chukanov, Nikita V., Pekov, Igor V., Khomyakov, Alexander P. (2002) Recommended nomenclature for labuntsovite-group minerals. European Journal of Mineralogy, 14 (1) 165-173 doi:10.1127/0935-1221/2002/0014-0165
Localities for Gutkovaite-Mn
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
Russia (TL) | |
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Maly Mannepakhk Mt, Khibiny Massif, Murmansk Oblast, Russia