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Invertebrata
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Tertiary
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Tulare Formation (1)
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Mesozoic
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Upper Cretaceous
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Jurassic
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Paleozoic
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Cambrian (1)
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Devonian
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Permian (2)
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Niagaran (2)
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Precambrian (3)
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igneous rocks
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amber (1)
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silicates
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chain silicates
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cummingtonite (1)
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orthoamphibole
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rhodonite group
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rhodonite (2)
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wollastonite group
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bustamite (1)
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framework silicates
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feldspar group
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alkali feldspar
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K-feldspar (1)
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scapolite group (1)
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silica minerals
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amethyst (3)
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cristobalite (1)
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opal (1)
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quartz (6)
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tridymite (1)
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zeolite group
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analcime (1)
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pollucite (1)
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orthosilicates
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nesosilicates
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datolite group
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gadolinite (1)
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garnet group
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andradite (1)
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grossular (1)
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schorlomite (1)
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spessartine (2)
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olivine group
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staurolite (1)
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phlogopite (2)
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sulfates
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mawsonite (1)
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orpiment (1)
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pyrrhotite (3)
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troilite (1)
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sulfosalts
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sulfantimonates
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cylindrite (1)
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sulfostannates
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stannite (1)
-
-
-
-
Primary terms
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Africa
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East Africa
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Somali Republic (1)
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Sudan (1)
-
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North Africa
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Algeria (3)
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Egypt (1)
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Libya (1)
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Morocco (1)
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Tunisia (1)
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Southern Africa
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South Africa (1)
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-
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Antarctica (1)
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Arctic region
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Greenland
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Ilimaussaq (1)
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-
-
Asia
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Arabian Peninsula
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Bahrain (2)
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Kuwait (2)
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Oman (2)
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Qatar (2)
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Saudi Arabia (1)
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United Arab Emirates (2)
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Yemen (2)
-
-
Far East
-
Japan
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Honshu
-
Gifu Japan (2)
-
-
-
-
Indian Peninsula
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India (1)
-
Jammu and Kashmir
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Kashmir (1)
-
-
Pakistan (1)
-
-
Middle East
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Iran (2)
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Iraq (2)
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Israel (1)
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Jordan (1)
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Lebanon (2)
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Syria (2)
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Turkey (2)
-
-
-
associations (2)
-
Atlantic Ocean
-
North Atlantic
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Blake Plateau (1)
-
Gulf of Mexico (2)
-
Hudson Bay (1)
-
North Sea (5)
-
-
-
Atlantic region (1)
-
Australasia
-
Australia
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Northern Territory Australia
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Tennant Creek Australia (1)
-
-
-
New Zealand (1)
-
Papua New Guinea (1)
-
-
brines (1)
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Canada
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Arctic Archipelago (3)
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Eastern Canada
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Maritime Provinces
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New Brunswick (1)
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Nova Scotia
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Sable Island (1)
-
-
Prince Edward Island (1)
-
-
Newfoundland and Labrador
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Labrador
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Nain Massif (1)
-
-
Newfoundland (2)
-
-
Ontario (2)
-
Quebec
-
Charlevoix (1)
-
-
-
Hudson Bay (1)
-
Nunavut
-
Sverdrup Basin (2)
-
-
Queen Elizabeth Islands
-
Sverdrup Basin (2)
-
-
Western Canada
-
Alberta (2)
-
British Columbia (3)
-
Manitoba (2)
-
Northwest Territories
-
Mackenzie Delta (1)
-
-
Saskatchewan (2)
-
-
-
carbon
-
C-12 (1)
-
-
Caribbean region
-
West Indies
-
Antilles
-
Lesser Antilles
-
Trinidad and Tobago
-
Trinidad (1)
-
-
-
-
-
-
Cenozoic
-
Quaternary
-
Holocene (3)
-
Pleistocene (2)
-
-
Tertiary
-
Neogene
-
Miocene (3)
-
-
Paleogene
-
Paleocene (1)
-
-
-
Tulare Formation (1)
-
-
Central America (1)
-
chemical analysis (7)
-
clay mineralogy (4)
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construction materials (1)
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continental shelf (2)
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crust (1)
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crystal chemistry (17)
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crystal growth (13)
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crystal structure (25)
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data processing (2)
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deformation (5)
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diagenesis (2)
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diamond deposits (3)
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economic geology (101)
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electron microscopy (2)
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energy sources (6)
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engineering geology (4)
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environmental geology (5)
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Europe
-
Central Europe
-
Poland (1)
-
-
Chechen-Ingush Russian Federation (1)
-
Chechnya Russian Federation
-
Grozny Russian Federation (1)
-
-
Southern Europe
-
Iberian Peninsula
-
Spain
-
Andalusia Spain (1)
-
-
-
Romania (1)
-
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Western Europe
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Netherlands
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Groningen Netherlands (1)
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Scandinavia
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Finland (2)
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England (1)
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heat flow (1)
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hydrogeology (1)
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impact statements (1)
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inclusions
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fluid inclusions (2)
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industrial minerals (1)
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Invertebrata
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Arthropoda
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Trilobitomorpha
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Trilobita (1)
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Brachiopoda (1)
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Protista
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Foraminifera (1)
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-
-
isotopes
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stable isotopes
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C-12 (1)
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Fe-57 (1)
-
-
-
magmas (1)
-
maps (3)
-
Mesozoic
-
Cretaceous
-
Logan Canyon Formation (1)
-
Lower Cretaceous
-
Hosston Formation (1)
-
Isachsen Formation (1)
-
-
Upper Cretaceous
-
Dawson Canyon Formation (1)
-
Lance Formation (1)
-
Lewis Shale (1)
-
Mesaverde Group (1)
-
-
-
Jurassic
-
Upper Jurassic
-
Kimmeridgian (1)
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Oxfordian (1)
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Schuler Formation (1)
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-
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Triassic
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Lower Triassic
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Bunter (1)
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metal ores
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antimony ores (1)
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base metals (1)
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cobalt ores (1)
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gold ores (1)
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mercury ores (1)
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pyrite ores (1)
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tin ores (1)
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metals
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alkaline earth metals
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calcium (1)
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GeoRef Categories
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1-20 OF 206 RESULTS FOR
natural
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Journal Article
A natural clay organic complex from Andalusian black earth
Journal: Clays and Clay Minerals
Publisher: Clay Minerals Society
Published: 01 July 1977
Clays and Clay Minerals (1977) 25 (3): 243–251.
Journal Article
The formation of halloysite tubes from spherulitic halloysite
Journal: Clays and Clay Minerals
Publisher: Clay Minerals Society
Published: 01 May 1977
Clays and Clay Minerals (1977) 25 (2): 155–159.
Journal Article
Infrared evidence of order-disorder in amesites
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 April 1977
American Mineralogist (1977) 62 (3-4): 296–303.
Journal Article
A reexamination of jennite
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 April 1977
American Mineralogist (1977) 62 (3-4): 365–368.
Journal Article
Regionalized Variables for Evaluation of Petroleum Accumulation in Magellan Basin, South America
Journal: AAPG Bulletin
Publisher: American Association of Petroleum Geologists
Published: 01 April 1977
AAPG Bulletin (1977) 61 (4): 558–572.
Journal Article
Petroleum Geology and Oil and Gas Potential of South Carolina
Journal: AAPG Bulletin
Publisher: American Association of Petroleum Geologists
Published: 01 March 1977
AAPG Bulletin (1977) 61 (3): 331–343.
Journal Article
Surface structures of trigonal bipyramidal faces of natural quartz crystals
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 February 1977
American Mineralogist (1977) 62 (1-2): 122–126.
Journal Article
Origin and Distribution of Tertiary Conglomerates, Veracruz Basin, Mexico
Journal: AAPG Bulletin
Publisher: American Association of Petroleum Geologists
Published: 01 February 1977
AAPG Bulletin (1977) 61 (2): 207–226.
Journal Article
The composition and properties of some native platinum concentrates from different localities
Journal: The Canadian Mineralogist
Publisher: Mineralogical Association of Canada
Published: 01 February 1977
The Canadian Mineralogist (1977) 15 (1): 59–69.
Journal Article
The shape of evolution; a comparison of real and random clades
Journal: Paleobiology
Publisher: Paleontological Society
Published: 01 January 1977
Paleobiology (1977) 3 (1): 23–40.
Journal Article
Geology and Hydrocarbon Discoveries of Canadian Arctic Islands
Journal: AAPG Bulletin
Publisher: American Association of Petroleum Geologists
Published: 01 January 1977
AAPG Bulletin (1977) 61 (1): 1–27.
Journal Article
Stibiopalladinite from the type locality
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 December 1976
American Mineralogist (1976) 61 (11-12): 1249–1254.
Journal Article
Phase relations of michenerite and merenskyite in the Pd-Bi-Te system
Journal: Economic Geology
Publisher: Society of Economic Geologists
Published: 01 November 1976
Economic Geology (1976) 71 (7): 1461–1468.
Journal Article
Mineralogy of the zippeite group
Journal: The Canadian Mineralogist
Publisher: Mineralogical Association of Canada
Published: 01 November 1976
The Canadian Mineralogist (1976) 14 (4): 429–436.
Journal Article
V p /V s ; a potential hydrocarbon indicator
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 01 October 1976
Geophysics (1976) 41 (5): 837–849.
Journal Article
Effect of brine-gas mixture on velocity in an unconsolidated sand reservoir
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 01 October 1976
Geophysics (1976) 41 (5): 882–894.
Journal Article
Fluid saturation effects on dynamic elastic properties of sedimentary rocks
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 01 October 1976
Geophysics (1976) 41 (5): 895–921.
Journal Article
Strontianite composition and physical properties
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 October 1976
American Mineralogist (1976) 61 (9-10): 1001–1004.
Journal Article
The crystal chemistry and space groups of natural and synthetic titanites
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 October 1976
American Mineralogist (1976) 61 (9-10): 878–888.
Journal Article
Orientation of exsolved pentlandite in natural and synthetic nickeliferous pyrrhotite
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 October 1976
American Mineralogist (1976) 61 (9-10): 913–920.
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GeoRef Thesaurus
natural
Scope Notes: A valid index term through 1977.