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Kajikoyama-Sukumoyama, Tsuyama City, Okayama Prefecture, Japani
Regional Level Types
Kajikoyama-SukumoyamaGroup of Hills
Tsuyama CityCity
Okayama PrefecturePrefecture
JapanCountry

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Latitude & Longitude (WGS84):
35° 1' North , 133° 55' East
Latitude & Longitude (decimal):
35.01667,133.91667
GeoHash:
G#: wypppqe4u
GRN:
N24E79
Locality type:
Group of Hills
Age:
66.0 Ma to present day
Geologic Time:
Late/Upper Cretaceous : Cenozoic to Quaternary
KΓΆppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Tsuyama89,717 (2017)8.5km
Takahashi24,819 (2017)37.7km
Okayama639,652 (2017)40.8km
Sōja57,469 (2017)40.8km
Niimi23,787 (2017)41.1km


Blocks of basanite are found on the tops of the small hills of Kajikoyama and Sukumoyama.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


4 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

β“˜ Albite var. Anorthoclase
Formula: (Na,K)AlSi3O8
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ Analcime
Formula: Na(AlSi2O6) · H2O
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ Augite var. Titanium-bearing Augite
Formula: (Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ 'Biotite var. Wodanite'
Formula: K2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ 'Fayalite-Forsterite Series'
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ 'Glass'
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ Magnetite
Formula: Fe2+Fe3+2O4
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ Magnetite var. Titanium-bearing Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ Nepheline
Formula: Na3K(Al4Si4O16)
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.
β“˜ 'Rhombohedral Carbonate'
Formula: (Ca/Mg/Fe/Mn etc)CO3
Reference: Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534. YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
β“˜Magnetite4.BB.05Fe2+Fe3+2O4
β“˜var. Titanium-bearing Magnetite4.BB.05Fe2+(Fe3+,Ti)2O4
Group 9 - Silicates
β“˜Albite
var. Anorthoclase		9.FA.35(Na,K)AlSi3O8
β“˜Analcime9.GB.05Na(AlSi2O6) Β· H2O
β“˜Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
β“˜var. Titanium-bearing Augite9.DA.15(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
β“˜Nepheline9.FA.05Na3K(Al4Si4O16)
Unclassified Minerals, Rocks, etc.
β“˜'Apatite'-Ca5(PO4)3(Cl/F/OH)
β“˜'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
β“˜'var. Wodanite'-K2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
β“˜'Fayalite-Forsterite Series'-
β“˜'Glass'-
β“˜'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
β“˜'Rhombohedral Carbonate'-(Ca/Mg/Fe/Mn etc)CO3

List of minerals for each chemical element

HHydrogen
Hβ“˜ AnalcimeNa(AlSi2O6) · H2O
Hβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Hβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
Hβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
CCarbon
Cβ“˜ Rhombohedral Carbonate(Ca/Mg/Fe/Mn etc)CO3
OOxygen
Oβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Oβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oβ“˜ Albite var. Anorthoclase(Na,K)AlSi3O8
Oβ“˜ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
Oβ“˜ AnalcimeNa(AlSi2O6) · H2O
Oβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Oβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
Oβ“˜ Rhombohedral Carbonate(Ca/Mg/Fe/Mn etc)CO3
Oβ“˜ NephelineNa3K(Al4Si4O16)
Oβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oβ“˜ MagnetiteFe2+Fe23+O4
Oβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
FFluorine
Fβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
Fβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
NaSodium
Naβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Naβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Naβ“˜ Albite var. Anorthoclase(Na,K)AlSi3O8
Naβ“˜ AnalcimeNa(AlSi2O6) · H2O
Naβ“˜ NephelineNa3K(Al4Si4O16)
MgMagnesium
Mgβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Mgβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Mgβ“˜ Rhombohedral Carbonate(Ca/Mg/Fe/Mn etc)CO3
Mgβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
AlAluminium
Alβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Alβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Alβ“˜ Albite var. Anorthoclase(Na,K)AlSi3O8
Alβ“˜ AnalcimeNa(AlSi2O6) · H2O
Alβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Alβ“˜ NephelineNa3K(Al4Si4O16)
Alβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
SiSilicon
Siβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Siβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siβ“˜ Albite var. Anorthoclase(Na,K)AlSi3O8
Siβ“˜ AnalcimeNa(AlSi2O6) · H2O
Siβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Siβ“˜ NephelineNa3K(Al4Si4O16)
Siβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
PPhosphorus
Pβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Clβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kβ“˜ Albite var. Anorthoclase(Na,K)AlSi3O8
Kβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Kβ“˜ NephelineNa3K(Al4Si4O16)
Kβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
CaCalcium
Caβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Caβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Caβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
Caβ“˜ Rhombohedral Carbonate(Ca/Mg/Fe/Mn etc)CO3
Caβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
TiTitanium
Tiβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Tiβ“˜ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
Tiβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Tiβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
MnManganese
Mnβ“˜ Rhombohedral Carbonate(Ca/Mg/Fe/Mn etc)CO3
FeIron
Feβ“˜ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
Feβ“˜ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
Feβ“˜ Biotite var. WodaniteK2(Mg,Fe2+,Fe3+,Ti)4-6(Al,Ti,Si)8O20(OH)4
Feβ“˜ Rhombohedral Carbonate(Ca/Mg/Fe/Mn etc)CO3
Feβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feβ“˜ MagnetiteFe2+Fe23+O4
Feβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Woolley A.R. (2019) Alkaline Rocks and Carbonatites of the World. Part 4: Antarctica, Asia and Europe, p.145
Hirai, H., & Arai, S. (1983). Finding of nepheline in some alkali basalts from southwestern Japan. The Journal of the Geological Society of Japan, 89(9), 531-534.
YAMAGUCHI, M. (1964). Petrogenetic significance of ultrabasic inclusions in basaltic rocks from southwest Japan. Mem. Fac. Sci. Kyushu Univ., Ser. D, 15, 163-219.

Other Regions, Features and Areas containing this locality

Amur PlateTectonic Plate
AsiaContinent
Japan

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