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Minerals from Tochigi prefecture
Prefectural Mineral: Chalcopyrite of Ashio mine
Geology | Fossils | Hot springs
Minerals reported from Tochigi prefecture
A list of minerals observed at 45 locations in Tochigi prefecture, Kanto region, Honshu island, Japan
Localities described below may be now closed to collecting by authorities or land owners.
Ashikaga city
Mount Ryogai
Ashikaga city, Tochigi pref.
- Manganese dioxide
Black
Mount Orihime
Ashikaga city, Tochigi pref.
- Lithiophorite
Black
Yahazu Mine
Nishiba village, Ashikaga city, Tochigi pref.
- Manganese dioxide
Black
Nagusa
Nagusa-Kamicho, Ashikaga city, Tochigi pref.
- Andalusite
Pale pink, Prismatic
- Pyrite
Yellow, Thin coating
Shioya city
Nikko Mine
Yoshiba-Shinden, Shioya city, Shioya county, Tochigi pref.
- Clinoclase
Blue, Acicular
- Chalcophyllite
Green, Platy
- Tenorite
Black
Manju Mine
Shimo-Terashima, Shioya city, Shioya county, Tochigi pref.
- Mottramite
Green, thin coating
- Palygorskite
White, thin coating
- Quartz var. Amethyst
Purple
- Adularia
White, Rhombohedral
- Sphalerite
Brown
Yashu Mine
Funyu, Shioya city, Shioya county, Tochigi pref.
- Amethyst
Purple, Radial
- Hematite
Black, Tabular
- Chalcopyrite
Yellow, Massive
- Malachite
Green, Coat
- Covellite
Dark blue, Massive
Nasu city
Nasu Mine
Yumoto, Nasu city, Nasu county, Tochigi pref.
- Sulphur
Yellow, Pyramidal
- Sulphur(Se-bearing)
Orange, Massive
Chausu-dake Peak of Mount Nasu
Mount Nasu, Yumoto, Nasu city, Nasu county, Tochigi pref.
- Siliceous sinter
White, Botryoidal
- Jarosite
Brown, Botryoidal
- Alunite
White, Tabular
- Crandallite?
White, Radial
Nasu Hot Spring
Yumoto, Nasu city, Nasu county, Tochigi pref.
- Sulphur
Yellow, Massive
- Alum-(K)
White, Granular
Nasu-Shiobara city
Momura
Momura, Nasu-Shiobara city, Tochigi pref.
- Magnesiofoitite
Grey, Radial
- Dumortierite
Blue, Needle
- Hematite
Black, Tabular
Nikko city
Nishizawa Mine
Kawamata, Nikko city, Tochigi pref.
- Proustite
Red, Granular
- Ferberite
Black, Tabular
- Xanthoconite
Yellow, Powder
- Laumontite
White, Prismatic
Shirataki creek
Yunishigawa, Nikko city, Tochigi pref.
- Calcite
White, Granular
- Wollastonite
White, Fibrous
- Tremolite
White, Acicular
Dokura Mine
Yunishigawa, Nikko city, Tochigi pref.
- Pyrrhotite
Yellow, Massive
- Sphalerite
Brown, Massive
- Pyrite
Yellow, Massive
- Chalcopyrite
Yellow, Massive
- Johannsenite
Grayish-green, Prismatic
- Manganogrunerite
Pale brown, Prismatic
- Rhodonite
Pink, Tabular
- Pyroxmangite
Pink, Tabular
- Fluorite
White, Granular
- Ranciéite(Rancieite)
Reddish-brown, Micaceous
- Rhodochrosite
White, Veinlet
- Chamosite
Green, Earthy
- Greenockite
Yellow, Coating
- Hemimorphite
White, Tabular
- Muscovite
White, Micaceous
Yunishi River
Yunishigawa, Nikko city, Tochigi pref.
- Malacite
Green, Grobular
- Cuprite
Dark red, Massive
- Langite
Blue, Tabular
- Pyrite
Yellow, Cubic
Minamisawa Mine
Kosagoe, Nikko city, Tochigi pref.
- Pyrite
Yellow, Cubic
- Chalcopyrite
Yellow, Tetragonal
- Sphalerite
Pale greenish brown, Granular
- Covellite
Purple, Coating
Takatoku Mine
Takatoku, Nikko city, Tochigi pref.
- Pyrite
Yellow, Cubic
- Sphalerite
Brown, Massive
- Chalcopyrite
Yellow, Massive
- Galena
Black, Massive
- Baryte
White, Vein
- Chrysocolla
Bluish-green, Massive
- Malachite
Green, Coat
- Linarite
Blue, Coat
Oisawa Mine
Kobyaku, Nikko city, Tochigi pref.
- Pyrite
Yellow, Cubic
- Sphalerite
Brown, Massive
- Chalcopyrite
Yellow, Massive
- Galena
Black, Granular
- Bismuthinite
Silver white, Granular
- Chrysocolla
Bluish-green, Massive
- Amethyst
Pale purple, Massive
- Calcite
White, Purple
- Clinozoisite
White, Prismatic
Kyurazawa Mine
Ashio village, Nikko city, Tochigi pref.
- Spessartine
Brown, Crystal
- Pyrosmalite-(Mn)
Pink, Very rare
- Manganocummingtonite
White, Needle
- Rhodonite
Pink
Ashio Mine
Honzan, Ashio village, Nikko city, Tochigi pref.
- Chalcopyrite
Yellow
Ginzan-daira
Ginzan-daira, Ashio village, Nikko city, Tochigi pref.
- Cerasite
White
Koshin river
Ginzan-daira, Ashio village, Nikko city, Tochigi pref.
- Zoisite
Gray, Prismatic
- Galena
Black
- Calcite
White, Hexagonal prismatic
Hara
Hara, Ashio village, Nikko city, Tochigi pref.
- Cerasite
White, Prismatic
Okorogawa Mine
Naka-Okorogara, Nikko city, Tochigi pref.
- Azurite
Blue, Granular
- Cu Allophane
Blue
- Malachite
Green
- Gypsum
White, Prismatic
- Posnjakite
Blue, Granular
- Langite
Blue, Tabular
Utsunomiya city
Oya
Oya village, Utsunomiya city, Tochigi pref.
- Mirabilite
White, Fibrous
- Thenardite
White, Fibrous
- Gypsum
White, Prismatic
- Clinoptilolite-K
Microscopic, Acicular
Oya Quarry
Oya village, Utsunomiya city, Tochigi pref.
- Mirabilite
White, Fibrous
- Thenardite
White, Fibrous
- Clinoptilolite-K
Microscopic, Acicular
Kanuma city
Itaga Mine
Itaga, Kanuma city, Tochigi pref.
- Corundum
Blue, Tabular
- Andalusite
Pink, Prismatic
- Ferberite
Black, Tabular
- Molybdenite
Silver white, Platy
Karasawa Mine
Itaga, Kanuma city, Tochigi pref.
- Bismuth
Silver white, Massive
- Joséite(Joseite)
Black, Tabular
Oashi Mine
Kusagyu, Kanuma city, Tochigi pref.
- Helvine
Yellow, Granular
- Spessartine
Red
- Manganocummingtonite
White, Needle
Kanoiri Mine
Kusagyu, Kanuma city, Tochigi pref.
- Bustamite
Pink, Fibrous
- Rhodochrosite
Pink, Granular
- Rhodonite
Pink
- Tephroite
Grayish green, Massive
Owashi Mine
Shimo-Okubo, Kanuma city, Tochigi pref.
- Molybdenite
Silver white, Tabular
- Bismuth
Pale pinkish silver, Granular
- Bismuthinite
Dark gray, Tabular
- Chalcopyrite
Yellow, Granular
- Bismutite
Pale brown, Coating
- Scheelite
White, Massive
- Calcite
White, Massive
Iwahana shaft, Hikida Mine
Hikida, Kanuma city, Tochigi pref.
- Sphalerite
Black, Massive
- Galena
Black, Granular
- Siderite
Brown, Granular
Yoriguri Mine
Kami-Kuga, Kanuma city, Tochigi pref.
- Rhodonite
Pink, Tabular
- Axinite-(Mn)
Grayish green, Tabular
- Tephroite
Grayish green, Massive
- Manganocummingtonite
Grayish green, Fibrous
- Spessartine
Yellowish brown, Granular
- Pyrite
Yellow, Coating
- Chalcopyrite
Yellow, Granular
- Neotocite
Dark brown, Massive
- Kaolinite (?)
White, Powdery
Ozaku
Kami-Kuga, Kanuma city, Tochigi pref.
- Ferrohornblende
Dark gree, Prismatic
- Diposide
White, Prismatic
- Meionite
White, Prismatic
- Pyrrhotite
Yellow, Massive
Takahira Mine
Kami-Kuga, Kanuma city, Tochigi pref.
- Rhodonite
Pink/Purple, Tabular
- Spessartine
Pale brown, Massive
- Manganocummingtonite
Grayish green, Fibrous
- Sphalerite
Black, Massive
- Pyrrhotite
Yellow, Massive
- Galena
Black, Granular
- Chalcopyrite
Yellow, Massive
- Pyrite
Yellow, Massive
- Covellite
Purple, Tabular
- Malachite
Green, Coating
- Neotocite
Dark brown, Massive
Kaso Mine
Kami-Kuga, Kanuma city, Tochigi pref.
- Rhodonite
Pink, Tabular
- Spessartine
Pale brown, Granular
- Manganocummingtonite
Grayish green, Fibrous
- Sphalerite
Black, Massive
- Galena
Black, Granular
- Neotocite
Dark brown, Massive
- Rhodochrosite
Pale pink, Massive
Takamura Mine
Kami-Kuga, Kanuma city, Tochigi pref.
- Rhodonite
Pink, Tabular
- Spessartine
Pale brown, Massive
- Sphalerite
Black, Massive
- Pyrrhotite
Yellow, Massive
- Galena
Black, Granular
- Chalcopyrite
Yellow, Massive
- Pyrite
Yellow, Massive
Higashizawa Mine
Kami-Kasuo, Kanuma city, Tochigi pref.
- Pyrophanite
Brown, Tabular
- Rhodonite
Pink, Prismatic
Takanosu Mine
Kami-Kasuo, Kanuma city, Tochigi pref.
- Rhodonite
Pink, Banded
- Mn-bearing tremolite
White, Acicular
- Axinite-(Mn)
Grayish-green
- Tučekite(Tucekite)
Silver, Acicular
- Galena
Gray, Granular
Matsuzaka Mine
Naka-Awano, Kanuma city, Tochigi pref.
- Braunite
Black
- Spessartine
Brown
- Rhodonite
Pink
- Tephroite
Gray
- Hausmannite
Brown
- Manganosite
Green
- Baryte
White
- Pyrite
Yellow
- Molybdenite
Black, Fine grain
Kanuma
Shimo-Ishikawa, Kanuma city, Tochigi pref.
- Imogolite
Yellowish-brown, Massive
Motegi city
Motegi Mine
Motegi city, Haga county, Tochigi pref.
- Stibnite
Black, Prismatic
- Hydroxystibioroméite (Hydroxystibioromeite)
Yellow, Crust
- Sénarmontite (Senarmontite)
Colorless, Octahedral
- Bornite
Purple, Massive
- Quartz
White, Massive
- Opal
Play of color, Massive
Tochigi city
Nishikata
Honjo, Nishikata village, Tochigi city, Tochigi pref.
- Thomsonite-Ca
Transparent, Prismatic
- Analcime
White, Trapezohedral
- Celadonite
Grayish-green, Crust
- Forsterite
Yellowish-brown, Granular
Sano city
Kawazura Mine
Hikoma village, Sano city, Tochigi pref.
- Manganosite
Green
- Graphite
Black
- Caryopilite
Brown
- Spessartine
Reddish-brown
Goshonoiri Mine
Yamagata village, Sano city, Tochigi pref.
- Manganese dioxide
Black