Makarochkinite
A valid IMA mineral species
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About Makarochkinite
Formula:
(Ca,Na)4[Fe2+8Fe3+2Ti2]O4[Si8Be2Al2O36]
Colour:
black
Lustre:
Vitreous
Hardness:
5½ - 6
Specific Gravity:
3.93
Crystal System:
Triclinic
Member of:
Name:
Named in honor of Boris Alexandrovich Makarochkin (Борис Александрович Макарочкин) (1908-1988), Russian chemist and mineralogist who studied rare minerals of the Ilmen Mountains, who worked for many years in the Ilmensky Reserve.
Unique Identifiers
Mindat ID:
2547
Long-form identifier:
mindat:1:1:2547:4
GUID
(UUID V4):
(UUID V4):
abda0652-f998-41a2-8e44-280900ee2add
IMA Classification of Makarochkinite
Classification of Makarochkinite
9.DH.40
9 : SILICATES (Germanates)
D : Inosilicates
H : Inosilicates with 4-periodic single chains, Si4O12
9 : SILICATES (Germanates)
D : Inosilicates
H : Inosilicates with 4-periodic single chains, Si4O12
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 |
---|---|---|
Mkr | 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 Makarochkinite
Vitreous
Transparency:
Opaque
Colour:
black
Hardness:
5½ - 6 on Mohs scale
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
3.93 g/cm3 (Measured) 3.933 g/cm3 (Calculated)
Optical Data of Makarochkinite
Type:
Biaxial
RI values:
nα = 1.821 - 1.849 nγ = 1.850 - 1.880
Max Birefringence:
δ = 0.029 - 0.031
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:
Moderate
Pleochroism:
Visible
Comments:
X = greenish brown, Y = yellowish brown, Z = reddish brown; Y ≤ X < Z
Chemistry of Makarochkinite
Mindat Formula:
(Ca,Na)4[Fe2+8Fe3+2Ti2]O4[Si8Be2Al2O36]
Common Impurities:
Na,Mn,Mg
Crystallography of Makarochkinite
Crystal System:
Triclinic
Class (H-M):
1 - Pedial
Space Group:
P1
Cell Parameters:
a = 10.355 Å, b = 10.751 Å, c = 8.873 Å
α = 105.707°, β = 96.227°, γ = 124.861°
α = 105.707°, β = 96.227°, γ = 124.861°
Ratio:
a:b:c = 0.963 : 1 : 0.825
Unit Cell V:
735.7 ų
Z:
2
Twinning:
absent
Crystal Structure
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Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
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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) |
---|---|---|---|---|---|---|---|
0014190 | Makarochkinite | Yakubovich O V, Malinovskii Y A, Polyakov V O (1990) Crystal structure of makarochkinite of the Il'menskii National Forest, Russia Kristallografiya 35 1388-1394 | 1990 | From type locality, a granite pegmatite in mine 400 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
7.997 Å | (57) |
4.779 Å | (29) |
3.120 Å | (32) |
2.924 Å | (69) |
2.676 Å | (77) |
2.530 Å | (100) |
2.410 Å | (28) |
2.075 Å | (39) |
Comments:
Format: d-spacing/Å (I) (hkl)
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 5: Initiation of plate tectonics | <3.5-2.5 |
40 : Regional metamorphism (greenschist, amphibolite, granulite facies) |
Type Occurrence of Makarochkinite
General Appearance of Type Material:
equant masses, 5-50 mm across
Geological Setting of Type Material:
granitic pegmatite
Associated Minerals at Type Locality:
Synonyms of Makarochkinite
Other Language Names for Makarochkinite
Relationship of Makarochkinite to other Species
Member of:
Other Members of this group:
Dorrite | Ca4(Mg3Fe3+9)O4(Si3Al8Fe3+O36) | Tric. |
Høgtuvaite | Ca4[Fe2+6Fe3+6]O4[Si8Be2Al2O36] | Tric. 1 : P1 |
Leucorhönite | Ca2(Mg,Fe3+,Al)6(Si,Al)6O20 | Tric. |
Rhönite | Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36] | Tric. 1 : P1 |
Serendibite | Ca4[Mg6Al6]O4[Si6B3Al3O36] | Tric. 1 : P1 |
Welshite | Ca4Mg9Sb3O4[Si6Be3AlFe2O36] | Tric. 1 : P1 |
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
9.DH. | Gageite-2M | (Mn,Mg,Zn)42Si16O54(OH)40 |
9.DH. | Bavsiite | Ba2V2O2[Si4O12] |
9.DH. | Devilliersite | Ca4Ca2Fe3+10O4[(Fe3+10Si2)O36] |
9.DH. | Yuzuxiangite | Sr3Fe3+(Si2O6)2(OH) · 3H2O |
9.DH. | Louisfuchsite | Ca2(Mg4Ti2)(Al4Si2)O20 |
9.DH.05 | Leucophanite | NaCaBeSi2O6F |
9.DH.10 | Ohmilite | Sr3(Ti,Fe3+)(Si4O12)(O,OH) · 2-3H2O |
9.DH.15 | Haradaite | SrVSi2O7 |
9.DH.15 | Suzukiite | BaVSi2O7 |
9.DH.20 | Batisite | BaNaNaTi2(Si4O12)O2 |
9.DH.20 | Shcherbakovite | (K,Ba)KNa(Ti,Nb)2(Si4O12)O2 |
9.DH.20 | Noonkanbahite | BaKNaTi2(Si4O12)O2 |
9.DH.25 | Taikanite | Sr3BaMn2+2(Si4O12)O2 |
9.DH.30 | Krauskopfite | BaSi2O5 · 3H2O |
9.DH.35 | Balangeroite | (Mg,Fe2+,Fe3+,Mn2+)42Si16O54(OH)40 |
9.DH.35 | Gageite | Mn21(Si4O12)2O3(OH)20 |
9.DH.40 | Aenigmatite | Na4[Fe2+10Ti2]O4[Si12O36] |
9.DH.40 | Dorrite | Ca4(Mg3Fe3+9)O4(Si3Al8Fe3+O36) |
9.DH.40 | Høgtuvaite | Ca4[Fe2+6Fe3+6]O4[Si8Be2Al2O36] |
9.DH.40 | Krinovite | Na2Mg4Cr3+2(Si6O18)O2 |
9.DH.40 | Rhönite | Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36] |
9.DH.40 | Serendibite | Ca4[Mg6Al6]O4[Si6B3Al3O36] |
9.DH.40 | Welshite | Ca4Mg9Sb3O4[Si6Be3AlFe2O36] |
9.DH.40 | Wilkinsonite | Na2Fe2+4Fe3+2(Si6O18)O2 |
9.DH.40 | Leucorhönite | Ca2(Mg,Fe3+,Al)6(Si,Al)6O20 |
9.DH.40 | Kuratite | Ca2(Fe2+5Ti)O2[Si4Al2O18] |
9.DH.40 | Khesinite | Ca4(Mg3Fe3+9)O4(Fe3+9Si3)O36 |
9.DH.40 | UM1991-29-SiO:FeMgNa | Na4(Mg5Fe3+7)O4[Si9Fe3+3O36] |
9.DH.45 | Sapphirine | Mg4(Mg3Al9)O4[Si3Al9O36] |
9.DH.50 | Khmaralite | (Mg,Al,Fe)16[(Al,Si,Be)12O36]O4 |
9.DH.55 | Surinamite | (Mg,Fe)3Al4BeSi3O16 |
9.DH.55 | UM1988-26-SiO:AlMg | Mg4Al2O[Si3Al2O15] |
9.DH.60 | Deerite | (Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5 |
9.DH.65 | Howieite | Na(Fe,Mn)10(Fe,Al)2Si12O31(OH)13 |
9.DH.65 | Taneyamalite | (Na,Ca)(Mn,Mg,Fe)12Si12(O,OH)44 |
9.DH.70 | Johninnesite | Na2Mn2+9Mg7(OH)8[AsO4]2[Si6O17]2 |
9.DH.75 | Agrellite | NaCa2Si4O10F |
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 Makarochkinite
mindat.org URL:
https://www.mindat.org/min-2547.html
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Please feel free to link to this page.
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References for Makarochkinite
Localities for Makarochkinite
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) | |
| Pekov (1998) +1 other reference |
un2sg4.unige.ch (n.d.) |
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Pit No. 400, Argayashsky District, Chelyabinsk Oblast, Russia