fusinite
An inertinite maceral that preserves some features of the plant cell wall structure.

fusinites
plural of fusinite

fuxiaotuite
An unapproved name for tangdanite.

gabbro
Originally, a kind of serpentine; now generally a coarsely crystalline, igneous rock consisting of lamellar pyroxene and labradorite.

gabbrodiorite
An igneous rock that exhibits characteristics intermediate between gabbro and diorite.

gabbronite
A compact variety of scapolite, resembling gabbro.

gabbronites
plural of gabbronite

gabbros
plural of gabbro

gabrielite
A triclinic-pinacoidal black mineral containing antimony, arsenic, copper, silver, sulfur, and thallium.

gabrielsonite
An orthorhombic-pyramidal mineral containing arsenic, hydrogen, iron, lead, and oxygen.

gabronite
Alternative form of gabbronite.

gageite
A triclinic-pinacoidal mineral containing hydrogen, magnesium, manganese, oxygen, silicon, and zinc.

gahnite
A rare mineral ZnAl₂O₄ in the spinel group.

gahnites
plural of gahnite

gaidonnayite
An orthorhombic-pyramidal mineral containing hydrogen, oxygen, silicon, sodium, and zirconium.

gainesite
A tetragonal-ditetragonal dipyramidal blue mineral containing beryllium, calcium, cesium, hydrogen, iron, lithium, oxygen, phosphorus, potassium, sodium, and zirconium.

gaitite
A triclinic-pinacoidal mineral containing arsenic, calcium, hydrogen, oxygen, and zinc.

galeite
A trigonal-ditrigonal pyramidal mineral containing chlorine, fluorine, oxygen, sodium, and sulfur.

galenobismutite
An orthorhombic-dipyramidal mineral containing bismuth, lead, and sulfur.

galileiite
A trigonal-rhombohedral mineral containing iron, oxygen, phosphorus, and sodium.

galkhaite
An isometric-hextetrahedral mineral containing antimony, arsenic, cesium, copper, mercury, sulfur, thallium, and zinc.

gallite
A tetragonal-scalenohedral gray mineral containing copper, gallium, and sulfur.

gallobeudantite
A trigonal-ditrigonal pyramidal mineral containing aluminum, arsenic, gallium, hydrogen, iron, lead, oxygen, sulfur, and zinc.

gamagarite
A monoclinic-prismatic mineral containing barium, hydrogen, iron, manganese, oxygen, and vanadium.

gananite
An isometric-hextetrahedral gray mineral containing bismuth and fluorine.

ganister
A hard, fine-grained sandstone, used in manufacturing silica bricks for lining furnaces.

ganisters
plural of ganister

gannister
Alternative form of ganister.

gannisters
plural of gannister

ganomalite
A trigonal-pyramidal mineral containing calcium, lead, manganese, oxygen, and silicon.

ganophyllite
A monoclinic-prismatic mineral containing aluminum, hydrogen, magnesium, manganese, oxygen, potassium, silicon, and sodium.

ganophyllites
plural of ganophyllite

ganterite
A monoclinic-prismatic mineral containing aluminum, barium, hydrogen, iron, magnesium, oxygen, potassium, silicon, sodium, and titanium.

gaotaiite
An isometric-diploidal steel black mineral containing iridium and tellurium.

garavellite
An orthorhombic-dipyramidal gray mineral containing antimony, bismuth, iron, and sulfur.

garnetite
A metamorphic rock composed primarily of garnet minerals.

garnetites
plural of garnetite

garnetohedron
A dodecahedral form of a garnet

garrelsite
A mineral containing barium, sodium, silicon, boron, oxygen and hydrogen that is found in California and Utah.

garronite
A tetragonal-dipyramidal mineral containing aluminum, calcium, hydrogen, oxygen, silicon, and sodium.

gartrellite
A triclinic mineral containing arsenic, carbon, copper, hydrogen, iron, lead, oxygen, and sulfur.

garyansellite
An orthorhombic-dipyramidal brown mineral containing hydrogen, iron, magnesium, oxygen, and phosphorus.

gatehouseite
A mineral containing hydrogen, manganese, oxygen, and phosphorus.

gatelite
A monoclinic mineral with formula CaCe₃Al₂(Al,Mg)(Mg,Fe2+,Al)(Si₂O₇)(SiO₄)₃(O,F)(OH,O)₂

gatumbaite
A monoclinic white mineral containing aluminum, calcium, hydrogen, oxygen, and phosphorus.

gaudefroyite
A hexagonal-pyramidal black mineral containing boron, calcium, carbon, hydrogen, manganese, and oxygen.

gaultite
An orthorhombic-pyramidal mineral containing hydrogen, oxygen, silicon, sodium, and zinc.

gaussbergite
An igneous rock similar to orendite, found in Antarctica.

gauteite
A form of bostonite.

gearksutite
A monoclinic white mineral containing aluminum, calcium, fluorine, hydrogen, and oxygen.

gebhardite
A monoclinic-prismatic light brown mineral containing arsenic, chlorine, lead, and oxygen.

gedanite
A brittle form of amber.

gedrite
A form of anthophyllite.

gedrites
plural of gedrite

geerite
A trigonal bluish white mineral containing copper and sulfur.

geffroyite
An isometric-hexoctahedral bronze brown mineral containing copper, iron, selenium, silver, and sulfur.

geigerite
A triclinic-pinacoidal mineral containing arsenic, hydrogen, manganese, and oxygen.

geikielite
A trigonal-rhombohedral mineral containing magnesium, oxygen, and titanium.

geikielites
plural of geikielite

gelept
Young and weakly developed soils that form in very cold climates where permafrost is present near the surface and that show minimal horizon formation due to limited biological activity and cryoturbation.

gemcutter
A lapidarist who cuts gems, usually precious or semiprecious, to make them suitable in size, shape, color and appearance, usually for use in jewellery such as rings or earrings.
A lapidarist who creates hardstone carvings or miniature sculpture from gemstones such as jade.

gemcutters
plural of gemcutter

geminite
A triclinic mineral containing arsenic, copper, hydrogen, and oxygen.

gemsetting
The art or trade of mounting gemstones in their settings.

gemsona
A Crystal Gem or regular Gem alter ego or self-insert character created by a fan.

gemsonas
plural of gemsona

genkinite
A tetragonal-trapezohedral gray mineral containing antimony, palladium, and platinum.

genthelvite
An isometric-hextetrahedral mineral containing beryllium, oxygen, silicon, sulfur, and zinc.

geoarchaeology
Usage of geological techniques in archaeology.

geoarcheology
Alternative form of geoarchaeology.

geobarometry
The science of measuring the previous pressure history of a metamorphic or intrusive igneous rock.

geoboundaries
plural of geoboundary

geoboundary
A geological boundary (typically between strata)

geocerite
A white, flaky, waxlike resin of approximate composition C₂₇ H₅₃ O₂ in brown coal.

geocronite
A monoclinic-prismatic pure white mineral containing antimony, arsenic, lead, and sulfur.

geoecosystem
An ecosystem associated with a particular geological niche

geoecosystems
plural of geoecosystem

geoenvironment
A particular geological environment

geoenvironments
plural of geoenvironment

geoethane
ethane produced by degassing from geological deposits

geofact
A natural stone formation that is difficult to distinguish from a man-made artifact.

geofeature
A geographical or geological feature

geofeatures
plural of geofeature

geoforensics
forensic geology; the gathering and analysis of geological evidence of a crime.

geoform
A distinct geological form

geoformation
A geological formation.

geoformations
plural of geoformation

geoforms
plural of geoform

geofuel
Any fuel that has a geological origin

geofuels
plural of geofuel

geognosy
The geological study of the Earth's structure and composition.

geohazard
A geological hazard, such as the risk of a landslide or tsunami.

geohazards
plural of geohazard

geoheritage
The geological features, landforms, and landscapes of a specific place that have scientific, educational, cultural, or aesthetic value and are worth preserving and protecting for future generations.

geomacromolecule
Any geological macromolecule

geomacromolecules
plural of geomacromolecule

geomarker
A geological marker

geomarkers
plural of geomarker

geomethane
methane produced by degassing from geological deposits

geomodeling
Alternative form of geomodelling.