Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Hydromagnesite	5.DA.05	Mg₅(CO₃)₄(OH)₂ · 4H₂O
Group 9 - Silicates
ⓘ	Grossular	9.AD.25	Ca₃Al₂(SiO₄)₃
ⓘ	var. Hibschite	9.AD.25	Ca₃Al₂(SiO₄)_3-x(OH)_4x
ⓘ	Vesuvianite	9.BG.35	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
ⓘ	Pectolite	9.DG.05	NaCa₂Si₃O₈(OH)
ⓘ	Tobermorite	9.DG.10	Ca₅Si₆O₁₇ · 5H₂O
ⓘ	Prehnite	9.DP.20	Ca₂Al₂Si₃O₁₀(OH)₂
ⓘ	Gyrolite	9.EE.30	NaCa₁₆Si₂₃AlO₆₀(OH)₈ · 14H₂O
Unclassified
ⓘ	'Hornblende Root Name Group'	-	◻Ca₂(Z²⁺₄Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Gyrolite	NaCa₁₆Si₂₃AlO₆₀(OH)₈ · 14H₂O
H	ⓘ Grossular var. Hibschite	Ca₃Al₂(SiO₄)_3-x(OH)_4x
H	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
H	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
H	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
H	ⓘ Tobermorite	Ca₅Si₆O₁₇ · 5H₂O
H	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
H	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
C	Carbon
C	ⓘ Calcite	CaCO₃
C	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
O	Oxygen
O	ⓘ Calcite	CaCO₃
O	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
O	ⓘ Gyrolite	NaCa₁₆Si₂₃AlO₆₀(OH)₈ · 14H₂O
O	ⓘ Grossular var. Hibschite	Ca₃Al₂(SiO₄)_3-x(OH)_4x
O	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
O	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
O	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
O	ⓘ Tobermorite	Ca₅Si₆O₁₇ · 5H₂O
O	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
O	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
F	Fluorine
F	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Na	Sodium
Na	ⓘ Gyrolite	NaCa₁₆Si₂₃AlO₆₀(OH)₈ · 14H₂O
Na	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Mg	Magnesium
Mg	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
Mg	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Al	Aluminium
Al	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
Al	ⓘ Gyrolite	NaCa₁₆Si₂₃AlO₆₀(OH)₈ · 14H₂O
Al	ⓘ Grossular var. Hibschite	Ca₃Al₂(SiO₄)_3-x(OH)_4x
Al	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Al	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Al	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Si	Silicon
Si	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
Si	ⓘ Gyrolite	NaCa₁₆Si₂₃AlO₆₀(OH)₈ · 14H₂O
Si	ⓘ Grossular var. Hibschite	Ca₃Al₂(SiO₄)_3-x(OH)_4x
Si	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Si	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Si	ⓘ Tobermorite	Ca₅Si₆O₁₇ · 5H₂O
Si	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Si	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
Cl	Chlorine
Cl	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
Ca	ⓘ Gyrolite	NaCa₁₆Si₂₃AlO₆₀(OH)₈ · 14H₂O
Ca	ⓘ Grossular var. Hibschite	Ca₃Al₂(SiO₄)_3-x(OH)_4x
Ca	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Ca	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Ca	ⓘ Tobermorite	Ca₅Si₆O₁₇ · 5H₂O
Ca	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉
Ca	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Fe	Iron
Fe	ⓘ Vesuvianite	Ca₁₉Fe³⁺Al₄(Al₆Mg₂)(◻₄)◻[Si₂O₇]₄[(SiO₄)₁₀]O(OH)₉

Fossils

There are 6 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

Youngest Fossil Listed

3.60 Ma (Pliocene)

Oldest Fossil Listed

11.6 Ma (Miocene)

Stratigraphic Units

Unit	No. Occurrences	Age
Senhata	29	7.246 - 3.6 Ma (Neogene)
Miyazaki - Senhata	16	7.246 - 5.333 Ma (Miocene)
Komayama	1	11.608 - 3.6 Ma (Neogene)

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Conus genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Conidae : *Conus*	7.246 - 5.333 Ma Miocene
Isistius genus	Animalia : Chordata : Elasmobranchii : Squaliformes : Dalatiidae : *Isistius*	7.246 - 3.6 Ma Neogene
Squatina genus	Animalia : Chordata : Elasmobranchii : Squatiniformes : Squatinidae : *Squatina*	7.246 - 3.6 Ma Neogene
Carcharhinus genus	Animalia : Chordata : Elasmobranchii : Carcharhiniformes : Carcharhinidae : *Carcharhinus*	7.246 - 3.6 Ma Neogene
Pontoporiidae family	Animalia : Chordata : Mammalia : Cetacea : Pontoporiidae	7.246 - 3.6 Ma Neogene
Conus (Lithoconus) litteratus species	Animalia : Mollusca : Gastropoda : Neogastropoda : Conidae : Conus : *Conus (Lithoconus) litteratus*	7.246 - 5.333 Ma Miocene
Carcharias genus	Animalia : Chordata : Elasmobranchii : Lamniformes : Odontaspididae : *Carcharias*	7.246 - 3.6 Ma Neogene
Cosmopolitodus hastalis species	Animalia : Chordata : Chondrichthyes : Odontaspidida : Carcharodontidae : Cosmopolitodus : *Cosmopolitodus hastalis*	7.246 - 3.6 Ma Neogene
Otodus megalodon species	Animalia : Chordata : Chondrichthyes : Lamniformes : Otodontidae : Otodus : *Otodus megalodon*	7.246 - 3.6 Ma Neogene
Isurus oxyrinchus species	Animalia : Chordata : Elasmobranchii : Lamniformes : Lamnidae : Isurus : *Isurus oxyrinchus*	7.246 - 3.6 Ma Neogene
Carcharodon carcharias species	Animalia : Chordata : Chondrichthyes : Lamniformes : Lamnidae : Carcharodon : *Carcharodon carcharias*	7.246 - 3.6 Ma Neogene
Galeorhinus genus	Animalia : Chordata : Elasmobranchii : Carcharhiniformes : Triakidae : *Galeorhinus*	7.246 - 3.6 Ma Neogene
Sphyrna zygaena species	Animalia : Chordata : Chondrichthyes : Carchariniformes : Sphyrnidae : Sphyrna : *Sphyrna zygaena*	7.246 - 3.6 Ma Neogene
Thalassoleon inouei species	Animalia : Chordata : Mammalia : Carnivora : Otariidae : Thalassoleon : *Thalassoleon inouei*	7.246 - 3.6 Ma Neogene
Miyagipecten matsumoriensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Miyagipecten : *Miyagipecten matsumoriensis*	7.246 - 5.333 Ma Miocene
Chlamys miurensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys miurensis*	7.246 - 5.333 Ma Miocene
Oliva (Oliva) oliva species	Animalia : Mollusca : Gastropoda : Neogastropoda : Olividae : Oliva : *Oliva (Oliva) oliva*	7.246 - 5.333 Ma Miocene
Hyotissa imbricata species	Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Hyotissa : *Hyotissa imbricata*	7.246 - 5.333 Ma Miocene
Bursa ranelloides species	Animalia : Mollusca : Gastropoda : Bursidae : Bursa : *Bursa ranelloides*	7.246 - 5.333 Ma Miocene
Peponocyathus minimus species	Animalia : Cnidaria : Anthozoa : Scleractinia : Turbinoliidae : Peponocyathus : *Peponocyathus minimus*	11.608 - 5.333 Ma Miocene
Parotodus benedeni species	Animalia : Chordata : Chondrichthyes : Lamniformes : Otodontidae : Parotodus : *Parotodus benedeni*	7.246 - 3.6 Ma Neogene
Pristiophorus lanceolatus species	Animalia : Chordata : Chondrichthyes : Pristiophoriformes : Pristiophoridae : Pristiophorus : *Pristiophorus lanceolatus*	7.246 - 3.6 Ma Neogene
Hartungia elegans species	Animalia : Mollusca : Gastropoda : Janthinidae : Hartungia : *Hartungia elegans*	7.246 - 5.333 Ma Miocene
Paphia exilis species	Animalia : Mollusca : Bivalvia : Venerida : Veneridae : Paphia : *Paphia exilis*	7.246 - 5.333 Ma Miocene
Dysmea occidens species	Animalia : Mollusca : Dysmea : *Dysmea occidens*	7.246 - 5.333 Ma Miocene
Amussiopecten akiyamae species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Amussiopecten : *Amussiopecten akiyamae*	7.246 - 5.333 Ma Miocene
Bolma virgata species	Animalia : Mollusca : Gastropoda : Turbinidae : Bolma : *Bolma virgata*	7.246 - 5.333 Ma Miocene
Cypraea (Mauritia) histrio species	Animalia : Mollusca : Gastropoda : Cypraeidae : Mauritia : *Cypraea (Mauritia) histrio*	7.246 - 5.333 Ma Miocene
Cypraea (Zoila) itoigawai species	Animalia : Mollusca : Gastropoda : Cypraeidae : Zoila : *Cypraea (Zoila) itoigawai*	7.246 - 5.333 Ma Miocene
Charonia sauliae species	Animalia : Mollusca : Gastropoda : Ranellidae : Charonia : *Charonia sauliae*	7.246 - 5.333 Ma Miocene
Dalatias licha species	Animalia : Chordata : Chondrichthyes : Plagiostomi : Squalidae : Dalatias : *Dalatias licha*	7.246 - 3.6 Ma Neogene
Brochopleurus pulcherrimus species	Animalia : Echinodermata : Echinoidea : Camarodonta : Trigonocidaridae : Brochopleurus : *Brochopleurus pulcherrimus*	11.608 - 3.6 Ma Neogene

Fossil Localities

Click to show 6 fossil localities

Japan

Chiba Prefecture
- Awa District
  - Kyonan-cho
    - Neogene🐚 Matsukura Industry Co.
    - Miocene🐚 Motona
    - Neogene🐚 Myogane-zaki
    - Miocene🐚 Shiofuki Tunnel
    - Miocene🐚 Towa-Sekizai

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Awa_District,_Chiba
Wikidata ID:	Q1153597
GeoNames ID:	1864901

Localities in this Region

Japan

Chiba Prefecture
- Awa District
  - ?Kyonan-cho
    - Shimosakuma
  - Tawara-mura
    - Kamogawa Mine

Other Regions, Features and Areas that Intersect

Eurasian Plate

Northern Japan ForearcAccretionary Complex

Okhotsk PlateTectonic Plate

Pacific OceanOcean

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List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

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Awa District, Chiba Prefecture, Japan i
Regional Level Types
Awa District District
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