Ho  search
USEholmium
Hobart Australia  search
BTAustralasia
 .Australia
 ..Tasmania Australia
 ...Hobart Australia
SNCoastal city in SE Tasmania.
Hobdo  search
SNNot a valid term for GeoRef. See Kobdo Mongolia or Kobdo River.
Hobsogol Mongolia  search
USEKhubsugul Mongolia
Hochschwab  search
BTEurope
 .Alps
 ..Hochschwab
BTEurope
 .Central Europe
 ..Austria
 ...Hochschwab
RTNorth Austrian Alps
SNMountain group in N Styria, Austria. This term has multiple hierarchies. Added to Thesaurus in 1985.
Hocking County Ohio  search
BTUnited States
 .Ohio
 ..Hocking County Ohio
Hockley County Texas  search
BTUnited States
 .Texas
 ..Hockley County Texas
SNNW Texas.
Hodgeman County Kansas  search
BTUnited States
 .Kansas
 ..Hodgeman County Kansas
SNSW central Kansas.
Hodna Basin  search
BTAfrica
 .North Africa
 ..Algeria
 ...Hodna Basin
RTConstantine Algeria
SNInterior drainage basin in NE Algeria.
hodographs  search
USEtraveltime curves
Hodrusa  search
BTEurope
 .Central Europe
 ..Slovakia
 ...Hodrusa
SNOre bearing region.
hoegbomite  search
BToxides
 .hoegbomite
UFhogbomite
RTiron oxides
 boehmite
hogbomite  search
USEhoegbomite
Hoggar Mountains  search
USEAhaggar
Hoghiz Romania  search
BTEurope
 .Southern Europe
 ..Romania
 ...Transylvania
 ....Brasov Romania
 .....Hoghiz Romania
SNVillage in Brasov County in SE Transylvania.
Hohe Tauern  search
BTEurope
 .Central Europe
 ..Austria
 ...Hohe Tauern
BTEurope
 .Alps
 ..Eastern Alps
 ...Hohe Tauern
RTSalzburg State Austria
 Penninic Zone
 Tauern Window
 Tauern Tunnel
SNRange of Eastern Alps in SW Austria. This term has multiple hierarchies.
Hohe Venn  search
BTEurope
 .Hohe Venn
RTNorth Rhine-Westphalia Germany
 Ardennes
 Stavelot-Venn Massif
 Liege Belgium
SNRange of low mountains in Liege, E Belgium which extends into SW Germany. Indexed with Liege Belgium and/or North Rhine-Westphalia Germany as applicable.
Hoke County North Carolina  search
BTUnited States
 .North Carolina
 ..Hoke County North Carolina
Hokkaido  search
BTAsia
 .Far East
 ..Japan
 ...Hokkaido
RTKoma-ga-take
 Green Tuff Formation
 Green tuff region
 Hidaka Japan
 Hokkaido-Nansei-Oki earthquake 1993
 Honshu Arc
 Kuril Islands earthquake 1994
 Kushiro-Oki earthquake 1993
 Mitsuishi Japan
 Tokachi-Oki earthquake 1968
 Tsugaru Strait
SNNorthernmost of the four main islands.
Hokkaido-Nansei-Oki earthquake 1993  search
BTearthquakes
 .Hokkaido-Nansei-Oki earthquake 1993
RTJapan
 Japan Sea
 Hokkaido
SNEpicenter offshore SW Hokkaido. Added to Thesaurus in 1998.
Hokkaido-Toho-Oki earthquake 1994  search
USEKuril Islands earthquake 1994
Hoko Gunto  search
USEPenghu Islands
Hoko Shoto  search
USEPenghu Islands
Hokuriku  search
BTnshu
 .Hokuriku
RTChubu Japan
 Atotsugawa Fault
 Noto Peninsula
SNCoastal district of the Chubu region, Noto Peninsula, central Honshu, Japan. Region of volcanic activity in Miocene.
Hokuroku Japan  search
BTnshu
 .Akita Japan
 ..Hokuroku Japan
RTHanaoka Mine
 Shakanai Mine
SNDistrict in Akita Prefecture, N Honshu, Japan.
Holbrook Arizona  search
BTUnited States
 .Arizona
 ..Navajo County Arizona
 ...Holbrook Arizona
SNTown in E central Arizona.
Holder Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Pennsylvanian
 .....Upper Pennsylvanian
 ......Holder Formation
RTNew Mexico
 Sacramento Mountains
 Magdalena Group
SNIn Magdalena Group. Sacramento Mountains of S New Mexico. Added to Thesaurus in 1995.
Holderness  search
BTmberside England
 .Holderness
RTYorkshire England
SNPeninsula in Humberside County in NE England. Before 1974, it was in Yorkshire County.
Holland  search
USENetherlands
hollandite  search
BToxides
 .hollandite
RTmanganese minerals
 coronadite
Hollister California  search
BTUnited States
 .California
 ..San Benito County California
 ...Hollister California
SNCity in W central California.
Holmes County Florida  search
BTUnited States
 .Florida
 ..Holmes County Florida
Holmes County Mississippi  search
BTUnited States
 .Mississippi
 ..Holmes County Mississippi
Holmes County Ohio  search
BTUnited States
 .Ohio
 ..Holmes County Ohio
holmium  search
BTmetals
 .rare earths
 ..holmium
UFHo
holmquistite  search
BTsilicates
 .chain silicates
 ..amphibole group
 ...orthoamphibole
 ....holmquistite
Holocene  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Quarternary
 ....Holocene
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Quaternary
 ....Holocene
NTMesolithic
 Neolithic
UFPost-glacial
 Postglacial
 Recent
RTBronze Age
 Chalcolithic
 Iron Age
 Blackwater Draw Formation
 Lake Bonneville
 Maunder minimum
 modern
 Yakataga Formation
SNRecent. Late Quaternary, from Pleistocene to present time.
Holocephali  search
BTChordata
 .Vertebrata
 ..Pisces
 ...Chondrichthyes
 ....Holocephali
SNSubclass.
holography  search
RTcrystallography
 data processing
SNUsed as a general term in crystallography and geophysics.
Holostei  search
BTChordata
 .Vertebrata
 ..Pisces
 ...Osteichthyes
 ....Actinopterygii
 .....Holostei
SNInfraclass.
Holothuroidea  search
BTInvertebrata
 .Echinodermata
 ..Echinozoa
 ...Holothuroidea
RTsclerites
holotypes  search
RTfossils
 paleobotany
 paleontology
 paratypes
 taxonomy
 type specimens
SNAdded to Thesaurus in 1981.
Holstein  search
BThleswig-Holstein Germany
 .Holstein
SNRegion in N Germany.
Holsteinian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Quarternary
 ....Pleistocene
 .....Upper Pleistocene
 ......Holsteinian
SNEurope.
Holston Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Ordovician
 ....Middle Ordovician
 .....Holston Formation
RTVirginia
 North Carolina
 Georgia
 Tennessee
SNE Tennessee, NW Georgia, W North Carolina and W Virginia. Added to Thesaurus in 1985.
Holt County Missouri  search
BTUnited States
 .Missouri
 ..Holt County Missouri
Holt County Nebraska  search
BTUnited States
 .Nebraska
 ..Holt County Nebraska
Holy Cross Mountains  search
USESwiety Krzyz Mountains
Holyoke Basalt  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Jurassic
 ....Lower Jurassic
 .....Holyoke Basalt
RTMassachusetts
 Connecticut
 Newark Supergroup
SNIn Newark Supergroup. Central Connecticut and central Massachusetts. Previously thought to be Upper Triassic in age. Added to Thesaurus in 1989.
Holz Shale  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Holz Shale
RTCalifornia
 Ladd Formation
SNIn Ladd Formation. S California. Added to Thesaurus in 1989.
Holzmaden region  search
BTEurope
 .Central Europe
 ..Germany
 ...Baden-Wurttemberg Germany
 ....Holzmaden region
RTSouthwestern German Hills
 Swabian Alb
SNE Baden-Wurttemberg, SW Germany. Added to Thesaurus in 1985.
Homalozoa  search
BTInvertebrata
 .Echinodermata
 ..Homalozoa
Homerian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Silurian
 ....Wenlock
 .....Homerian
Homestake Mine  search
RTCalifornia
 Colorado
 gold ores
 Gunnison County Colorado
 Lawrence County South Dakota
 mines
 Napa County California
 San Juan County Utah
 South Dakota
 United States
 Utah
SNLargest gold mine in U. S., located in Lead, Lawrence County, W South Dakota. Also gold ores in Napa County, California; Gunnison County, Colorado, and San Juan County, Utah. Indexed with commodity AND counties or location as applicable.
Hominidae  search
BTChordata
 .Vertebrata
 ..Tetrapoda
 ...Mammalia
 ....Theria
 .....Eutheria
 ......Primates
 .......Hominidae
RTfossil man
SNFamily. Considered a narrower term of Anthropoidea as of 1993. From 1981-1997, pre-Neanderthal was a narrower term.
Homo  search
BTminidae
 .Homo
SNGenus.
Homo erectus  search
BTMo
 .Homo erectus
SNSpecies.
Homo habilis  search
BTMo
 .Homo habilis
SNSpecies.
Homo neanderthalensis  search
USEHomo sapiens neanderthalensis
Homo sapiens  search
BTMo
 .Homo sapiens
SNSpecies. Subspecies are Homo sapiens neanderthalensis and Homo sapiens sapiens.
Homo sapiens neanderthalensis  search
BTmo sapiens
 .Homo sapiens neanderthalensis
UFHomo neanderthalensis
 Neanderthal
 Neanderthal man
RTfossil man
 Homo sapiens sapiens
SNNow commonly accepted as a subspecies or archaic variety of Homo sapiens.
Homo sapiens sapiens  search
BTmo sapiens
 .Homo sapiens sapiens
RTHomo sapiens neanderthalensis
SNModern man. Subspecies which has been more or less differentiated from Homo sapiens neanderthalensis (Neanderthal). Before 1998, also search Homo sapiens (and Homo sapiens neanderthalensis if applicable.)
homogeneity  search
RTgeophysical methods
 heterogeneity
 homogeneous materials
 seismology
homogeneous materials  search
RTheterogeneous materials
 homogeneity
SNAdded to Thesaurus in 1981.
homogenization  search
RTpetrology
SNUsed as a general term.
Homoiostelea  search
BTmalozoa
 .Homoiostelea
homology  search
RTanatomy
 biologic evolution
 functional morphology
 morphology
 natural analogs
 topology
homonymy  search
RTnomenclature
 taxonomy
Homoptera  search
BTmiptera
 .Homoptera
UFHomopteroida
Homopteroida  search
USEHomoptera
Homostelea  search
BTmalozoa
 .Homostelea
Honaker Trail Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Honaker Trail Formation
RTPermian
 Pennsylvanian
 Utah
 Hermosa Formation
SNPennsylvanian and Permian. In Hermosa Formation. SE Utah. Indexed with ages as applicable.
Honan China  search
USEHenan China
Honduras  search
BTCentral America
 .Honduras
RTChortis Block
Honey Hill Fault  search
BTUnited States
 .Connecticut
 ..New London County Connecticut
 ...Honey Hill Fault
SNE Connecticut. Added to Thesaurus in 1989.
Hong Kong  search
BTAsia
 .Far East
 ..China
 ...Hong Kong
UFXianggang China
RTWest Pacific Ocean Islands
SNFormer British crown colony which, in 1997, became a semi-independent Chinese special administrative region. It includes the island of Hong Kong; and Kowloon Peninsula and New Territories on mainland.
Honghe Fault  search
USERed River Fault
Honolulu County Hawaii  search
BTUnited States
 .Hawaii
 ..Honolulu County Hawaii
NTOahu
SNCoterminous with island of Oahu. This term has multiple hierarchies.
Honolulu Hawaii  search
BTUnited States
 .Hawaii
 ..Honolulu County Hawaii
 ...Oahu
 ....Honolulu Hawaii
SNCity on island of Oahu. This term has multiple hierarchies.
Honshu  search
BTAsia
 .Far East
 ..Japan
 ...Honshu
UFHonshu Island
RTFutaba Group
 Akiyoshi Limestone
 Chibaken-Toho-Oki earthquake 1987
 Chichibu Belt
 Ishikawa Japan
 DSDP Site 584
 Green Tuff Formation
 Green tuff region
 Hakone
 Hidaka Japan
 Honshu Arc
 Hyogo-ken Nanbu earthquake 1995
 Inland Sea
 Izu-Oshima earthquake 1978
 Izumi
SNLargest of the Japanese islands, with adjacent small islands.
Honshu Arc  search
BTAsia
 .Far East
 ..Japan
 ...Honshu Arc
RTHonshu
 Hokkaido
SNCentral Japan. Added to Thesaurus in 1993.
Honshu Island  search
USEHonshu
Hood County Texas  search
BTUnited States
 .Texas
 ..Hood County Texas
Hood River County Oregon  search
BTUnited States
 .Oregon
 ..Hood River County Oregon
RTMount Hood
SNOn Columbia River in NW Oregon.
Hooke's law  search
RTdeformation
 elastic limit
 elastic properties
 elastic strain
 strain
 stress
Hooker County Nebraska  search
BTUnited States
 .Nebraska
 ..Hooker County Nebraska
Hoosac  search
Hoosac Formation  search
UFHoosac Schist
RTProterozoic
 Neoproterozoic
 Cambrian
 Vermont
 Massachusetts
 Connecticut
SNLower Cambrian and Neoproterozoic. W Massachusetts, W Connecticut and S Vermont. Schist. Indexed with ages as applicable. Added to Thesaurus in 1993.
Hoosac Schist  search
USEHoosac Formation
hopanes  search
BTorganic compounds
 .hydrocarbons
 ..aromatic hydrocarbons
 ...hopanoids
 ....hopanes
NTmoretanes
RTbiomarkers
 saturated hydrocarbons
SNHopanoids is a broader term as of 1998. This term has multiple hierarchies. Added to Thesaurus in 1985.
hopanoids  search
BTorganic compounds
 .hydrocarbons
 ..aromatic hydrocarbons
 ...hopanoids
BTorganic compounds
 .hydrocarbons
 ..triterpanes
 ...hopanoids
NThopanes
RTbiomarkers
SNPentacyclic triterpanes including the 17#2A(H), 21#2B(H) hopanes and the 17#2B(H), 21#2A(H) hopanes (moretanes). This term has multiple hierarchies.
Hope British Columbia  search
BTCanada
 .Western Canada
 ..British Columbia
 ...Hope British Columbia
SNTown in SW British Columbia.
Hopei China  search
USEHebei China
Hopi Buttes Field  search
BTUnited States
 .Arizona
 ..Navajo County Arizona
 ...Hopi Buttes Field
SNVolcanic field in Hopi and Navajo Indian reservations in Navajo County.
Hopkins County Kentucky  search
BTUnited States
 .Kentucky
 ..Hopkins County Kentucky
Hopkins County Texas  search
BTUnited States
 .Texas
 ..Hopkins County Texas
horiz  search
horizon differentiation  search
RTdifferentiation
 horizons
 morphology
 pedogenesis
 soils
horizons  search
UFsoil horizon
 soil zone
RTsoils
 morphology
 horizon differentiation
 parent materials
 podzolization
horizontal  search
SNA valid term through 1977. After 1977, use horizontal orientation.
horizontal discontinuities  search
BTdiscontinuities
 .horizontal discontinuities
RTmantle
 seismology
 crust
SNUsed for a type of interface in seismology. Added to Thesaurus in 1981.
horizontal drilling  search
BTdrilling
 .horizontal drilling
RTmining geology
 petroleum engineering
 well-logging
 mineral exploration
 boreholes
 pipelines
SNBefore 1993, also search horizontal wells if applicable. Added to Thesaurus in 1993.
horizontal movements  search
RTneotectonics
 tectonics
 vertical movements
SNAdded to Thesaurus in 1981.
horizontal orientation  search
RTfolds
 orientation
SNReference to folds defined on the basis of orientation in relation to the geographic horizontal plane. Before 1978, also search folds AND horizontal.
horizontal wells  search
SNAs of 1993, use horizontal drilling.
horizontal-component seismographs  search
BTseismographs
 .horizontal-component seismographs
SNAdded to Thesaurus in 1981.
Horlick Mountains  search
BTAntarctica
 .Horlick Mountains
SNSE of S tip of Ross Ice Shelf.
Horn Plateau Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Devonian
 ....Middle Devonian
 .....Givetian
 ......Horn Plateau Formation
RTMackenzie District Northwest Territories
 Northwest Territories
SNS Mackenzie District.
hornblende  search
BTsilicates
 .chain silicates
 ..amphibole group
 ...clinoamphibole
 ....hornblende
RTkaersutite
hornblende gneiss  search
SNA valid metamorphic rock term through 1977. Use gneisses and hornblende.
hornblende schist  search
BTmetamorphic rocks
 .schists
 ..hornblende schist
SNTerm reintroduced in 1982. Was valid through 1977. Before 1982, also search hornblende AND schists. Added to Thesaurus in 1982.
hornblendite  search
BTigneous rocks
 .plutonic rocks
 ..ultramafics
 ...hornblendite
Hornbrook Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Hornbrook Formation
RTCalifornia
 Oregon
SNN California and SW Oregon. Added to Thesaurus in 1989.
Horne Mine  search
BTCanada
 .Eastern Canada
 ..Quebec
 ...Horne Mine
RTmines
 copper ores
 gold ores
 Noranda Quebec
SNCopper and gold ores. Noranda area in SW Quebec.
hornfels  search
BTmetamorphic rocks
 .hornfels
RThornfels facies
hornfels facies  search
BTfacies
 .hornfels facies
RTmetamorphic rocks
 contact metamorphism
 hornfels
SNAdded to Thesaurus in 1982.
horns  search
UFantlers
RTglacial geology
 absolute age
 geomorphology
 morphology
 anatomy
 skulls
 dinosaurs
 Ruminantia
 Mammalia
SNUsed as a general term for a variety of topics.
hornstein  search
USEchert
hornstone  search
USEchert
Hornsund  search
BTArctic region
 .Svalbard
 ..Spitsbergen
 ...Spitsbergen Island
 ....Hornsund
SNInlet on SW coast of Spitsbergen Island.
Horry County South Carolina  search
BTUnited States
 .South Carolina
 ..Horry County South Carolina
SNExtreme E South Carolina.
horseflesh ore  search
USEbornite
Horseshoe Canyon Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Horseshoe Canyon Formation
RTAlberta
SNAdded to Thesaurus in 1989.
Horsethief Creek Group  search
BTChronostratigraphic Units
 .Precambrian
 ..Proterozoic
 ...Neoproterozoic
 ....Horsethief Creek Group
RTBritish Columbia
SNE British Columbia. Added to Thesaurus in 1989.
Horsham Australia  search
BTAustralasia
 .Australia
 ..Victoria Australia
 ...Horsham Australia
SNTown in W Victoria.
Horsham England  search
BTEurope
 .Western Europe
 ..United Kingdom
 ...Great Britain
 ....England
 .....Sussex England
 ......Horsham England
SNCity in W Sussex, S England.
horsts  search
RTblock structures
 faults
 grabens
 half grabens
 systems
horticultural peat  search
BTsediments
 .peat
 ..horticultural peat
RTagriculture
 peatlands
 humification
SNRestricted to use as the commodity. Also search (agriculture OR horticulture); AND peat with economic in category. Added to Thesaurus in 1998.
Horton Group  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Horton Group
RTDevonian
 Dinantian
 New Brunswick
 Nova Scotia
SNDevonian to Dinantian. Indexed with ages as applicable. Added to Thesaurus in 1989.
Hosgri Fault  search
BTUnited States
 .California
 ..Hosgri Fault
RTSan Luis Obispo County California
 San Andreas Fault
 Santa Barbara County California
 San Gregorio Fault
 Santa Maria Basin
SNSanta Maria Basin, SW California. Component of San Andreas fault system. Indexed with counties as applicable. Added to Thesaurus in 1989.
Hosokura Mine  search
BTnshu
 .Miyagi Japan
 ..Hosokura Mine
RTmines
 lead-zinc deposits
SNLead-zinc deposits, Miyagi, N Honshu. Added to Thesaurus in 1993.
Hosston Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Lower Cretaceous
 .....Hosston Formation
RTLouisiana
 Texas
 Arkansas
SNLouisiana, Arkansas, and E and S Texas. Added to Thesaurus in 1985.
host rocks  search
RTcountry rocks
 fluid inclusions
 inclusions
 mineral deposits, genesis
 mineral inclusions
 rocks
 turbidite
 veins
 wall rocks
 xenoliths
SNIncludes use for rock serving as a host for mineral deposits.
hot dry rocks  search
UFdry hot rocks
RTgeothermal fields
 geothermal systems
 geothermal energy
SNBefore 1993, also search HDR. Added to Thesaurus in 1981.
hot spots  search
RTIcelandic Plume
 magmas
 mantle
 mantle plumes
 plate tectonics
 plumes
 superplumes
 swells
 thermal anomalies
 volcanoes
 Yellowstone Hot Spot
Hot Spring County Arkansas  search
BTUnited States
 .Arkansas
 ..Hot Spring County Arkansas
SNCentral Arkansas.
hot springs  search
BTsprings
 .hot springs
UFthermal springs
RTground water
 hydrothermal alteration
 thermal anomalies
 heat flow
 geothermal energy
 thermal waters
 geysers
Hot Springs County Wyoming  search
BTUnited States
 .Wyoming
 ..Hot Springs County Wyoming
RTBighorn River
 Owl Creek Mountains
 Wind River Indian Reservation
SNN central Wyoming.
Houghton County Michigan  search
BTUnited States
 .Michigan
 ..Michigan Upper Peninsula
 ...Houghton County Michigan
SNNW Michigan Upper Peninsula. NW Michigan.
House Range  search
BTUnited States
 .Utah
 ..Millard County Utah
 ...House Range
SNMillard County in W Utah.
Houston County Alabama  search
BTUnited States
 .Alabama
 ..Houston County Alabama
SNExtreme SE Alabama.
Houston County Georgia  search
BTUnited States
 .Georgia
 ..Houston County Georgia
SNCentral Georgia.
Houston County Minnesota  search
BTUnited States
 .Minnesota
 ..Houston County Minnesota
RTRoot River
SNExtreme SE Minnesota.
Houston County Tennessee  search
BTUnited States
 .Tennessee
 ..Houston County Tennessee
SNNW Tennessee.
Houston County Texas  search
BTUnited States
 .Texas
 ..Houston County Texas
SNE Texas.
Houston Texas  search
BTrris County Texas
 .Houston Texas
SNCity in E Texas.
Howard County Arkansas  search
BTUnited States
 .Arkansas
 ..Howard County Arkansas
SNSW Arkansas.
Howard County Indiana  search
BTIndiana
 .Howard County Indiana
SNCentral Indiana.
Howard County Iowa  search
BTUnited States
 .Iowa
 ..Howard County Iowa
SNNE Iowa.
Howard County Maryland  search
BTUnited States
 .Maryland
 ..Howard County Maryland
SNCentral Maryland.
Howard County Missouri  search
BTUnited States
 .Missouri
 ..Howard County Missouri
SNCentral Missouri.
Howard County Nebraska  search
BTUnited States
 .Nebraska
 ..Howard County Nebraska
SNE central Nebraska.
Howard County Texas  search
BTUnited States
 .Texas
 ..Howard County Texas
SNNW Texas.
howardite  search
BTmeteorites
 .stony meteorites
 ..achondrites
 ...howardite
NTKapoeta Meteorite
 Malvern Meteorite
SNAdded to Thesaurus in 1981.
Howell County Missouri  search
BTUnited States
 .Missouri
 ..Howell County Missouri
Howgill Fells  search
BTEurope
 .Western Europe
 ..United Kingdom
 ...Great Britain
 ....England
 .....Howgill Fells
RTCumbria England
 North Yorkshire England
SNFossil locality. N England. Indexed with counties as applicable.
howieite  search
BTsilicates
 .chain silicates
 ..howieite
Hoxnian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Quarternary
 ....Pleistocene
 .....Upper Pleistocene
 ......Hoxnian
SNEurope.