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Iron(III) oxide-hydroxide named in honor to the poet Goethe
Goethite (/ˈɡɜːrtaɪt/, US also /ˈɡoʊθaɪt/) is a mineral of the diaspore group, consisting of iron(III) oxide-hydroxide, specifically the α-polymorph. It
Goethite
Mineral, quartz variety
association with calcite, quartz, smoky quartz, hematite, pyrite, fluorite, goethite, agate, and chalcedony. The name comes from the Koine Greek αμέθυστος amethystos
Amethyst
Group of snails
within the matrix that control goethite crystal size and shape. Because of this, the main factor influencing goethite crystal growth is the chitin fibers
Limpet
Hydrous ferric oxide (HFO)
different minerals (polymorphs) denoted by the Greek letters α, β, γ and δ. Goethite, α-FeO(OH), has been used as an ochre pigment since prehistoric times.
Iron(III)_oxide-hydroxide
Variety of chalcedony with fire-like flashes
and iridescence of fire agates is due to inclusions of the iron oxides goethite or limonite. "Fire Agate gemstone information". www.gemdat.org. Retrieved
Fire_agate
Form of iron ore deposited in bogs
In general, bog ores consist primarily of iron oxyhydroxides, commonly goethite (FeO(OH)), and related limonite. Iron-bearing groundwater typically emerges
Bog_iron
Classification framework for scratch resistance
Sphalerite 4 Iron 4–4.5 Ordinary steel 4.5 Colemanite 5 Apatite 5–5.5 Goethite 5.5 Glass 5.5–6 Opal 6 Rhodium 6–6.5 Rutile 6.5 Silicon 6.5–7 Jadeite 7
Mohs_scale
Ore rich in iron or the element Fe
the form of magnetite (Fe 3O 4, 72.4% Fe), hematite (Fe 2O 3, 69.9% Fe), goethite (FeO(OH), 62.9% Fe), limonite (FeO(OH)·n(H2O), 55% Fe), or siderite (FeCO3
Iron_ore
Sedimentary rocks with ferric oxides
drab colored ferric hydroxides. These ferric hydroxides commonly include goethite (FeO-OH) and so-called "amorphous ferric hydroxide" or limonite. Much of
Red_beds
Sedimentary rock rich in aluminium
(γ-AlO(OH)), and diaspore (α-AlO(OH)), mixed with the two iron oxides goethite (FeO(OH)) and hematite (Fe2O3), the aluminium clay mineral kaolinite (Al2Si2O5(OH)4)
Bauxite
Banded variety of chalcedony
are often colored by microscopic spheres of the iron oxides hematite and goethite, respectively. Manganese, chromium, and nickel may also be present in some
Agate
Fourth planet from the Sun
iron(III) oxide (nanophase Fe2O3) and the iron(III) oxide-hydroxide mineral goethite. It can look like butterscotch; other common surface colors include golden
Mars
Degree of structural order in a solid
case of goethite, dissolved lithium can be taken up by poorly crystallized goethite, whereas little sorption occurs in well-crystallized goethite. Additionally
Crystallinity
In geology, a type of compact mass
minerals that form concretions include iron oxides or hydroxides (such as goethite and hematite), dolomite, siderite, ankerite, marcasite, barite, and gypsum
Concretion
Aircraft without any human pilot on board
hyperspectral cameras can produce detailed maps of proxy minerals (e.g. goethite, jarosite) for certain pH-values in natural, mining and post-mining environments
Unmanned_aerial_vehicle
Mineral made of silicon and oxygen
impurities) Heat-treated amethyst: trace amounts of iron oxides (hematite and goethite) Natural citrine is rare; most material sold as citrine is heat-treated
Quartz
Common iron oxide mineral
processes in soil, and along with other iron oxides or oxyhydroxides such as goethite, which is responsible for the red color of many tropical, ancient, or otherwise
Hematite
Gemstone variety of chalcedony
Australian deposits, chrysoprase occurs as veins and nodules with brown goethite and other iron oxides in the magnesite-rich saprolite below an iron and
Chrysoprase
Common alteration product of olivine
atomic arrangement. Goethite-like structures are common because goethite is in the same space group as olivine. This allows for goethite to grow within the
Iddingsite
Mineral shape resembling a small bunch of grapes
for frequently forming botryoidal masses. It is also a common form of goethite, smithsonite, fluorite, and chrysocolla. Similar habits are reniform (kidney-shaped)
Botryoidal
Cultural and historic land of the Basque people
galena being the main ore minerals. Surface weathering produced gossan, goethite, limonite, and hematite. According to some theories, Basques may be the
Basque Country (greater region)
Basque_Country_(greater_region)
Rock or sediment with valuable metals, minerals and elements
and igneous rock; magnetite (Fe3O4) in igneous and metamorphic rocks; goethite (FeO(OH); secondary to hematite); limonite (FeO(OH)nH2O; secondary to hematite)
Ore
Hydrotalcite group mineral (green rust)
and decarbonation, to ferrihydrite, and ultimately to lepidocrocite or goethite, FeIIIO(OH). Clay minerals Gley soil Iron(II) hydroxide Warr, L.N. (2021)
Fougèrite
Intensely oxidized, weathered or decomposed rock
dissolved ore minerals). In other cases, quartz and iron oxides, limonite, goethite, and jarosite, exist as pseudomorphs, replacing the pyrite and primary
Gossan
German writer and polymath (1749–1832)
evolution and linguistics. He was fascinated by mineralogy, and the mineral goethite (iron oxide) is named after him. His non-fiction writings, most of which
Johann_Wolfgang_von_Goethe
Green quartz variety
green or blue sheen. Oranges and browns are attributed to hematite or goethite. Because aventurine is a rock, its physical properties vary: its specific
Aventurine
Class of chemical compounds composed of iron and oxygen
β-Fe2O3: beta phase γ-Fe2O3: gamma phase, maghemite ε-Fe2O3: epsilon phase goethite (α-FeOOH) akaganéite (β-FeOOH) lepidocrocite (γ-FeOOH) feroxyhyte (δ-FeOOH)
Iron_oxide
Mineral or mineral compound that appears in an atypical form
crystals transformed into limonite, a compact mixture of iron oxides where goethite generally predominates, are common. In some cases, only partial replacement
Pseudomorph
Chemical compound (OH–)
is the principal ore from which the metal is manufactured. Similarly, goethite (α-FeO(OH)) and lepidocrocite (γ-FeO(OH)), basic hydroxides of iron, are
Hydroxide
Preserved remains or traces of organisms from a past geological age
Schweitzer and her colleagues reported the presence of iron particles (goethite-aFeO(OH)) associated with soft tissues recovered from dinosaur fossils
Fossil
Soil typical of the Mediterranean region
terra rossa is the result of the preferential formation of hematite over goethite. This soil type typically occurs as a discontinuous layer that ranges from
Terra_rossa_(soil)
Brown-orange feldspar
effect is due to reflections from inclusions of red copper, hematite, or goethite, in the form of minute scales, which are hexagonal, rhombic, or irregular
Sunstone
Indistinct sonar image of Baltic Sea floor
uncommon in sea beds, and that the materials found, including limonite and goethite, can indeed be formed by nature itself. The geologists did not have actual
Baltic_Sea_anomaly
Maximum stress withstood by stretched material before breaking
composites —N/a 1,200 —N/a High-strength carbon nanotube film —N/a 9,600 —N/a Limpet Patella vulgata teeth (goethite whisker nanocomposite) 4,900 3,000–6,500
Ultimate_tensile_strength
Historical pigment made with mummified remains
brown" is composed of a mixture of kaolin, quartz, goethite, and haematite; with the haematite and goethite (generally 60% of the content) determining the
Mummy_brown
American encyclopedia
– Goethe Alternatives: Volume VIII at HathiTrust 9 1st IA 9 WS 9 1905 Goethite – Heritable Jurisdictions 10 1st IA 10 WS 10 1905 Herjulfson – Ishpeming
The New International Encyclopedia
The_New_International_Encyclopedia
Aluminium hydroxide oxide mineral
α-AlO(OH), crystallizing in the orthorhombic system and isomorphous with goethite. It occurs sometimes as flattened crystals, but usually as lamellar or
Diaspore
Extraterrestrial geography
produce ferric iron (Fe3+(aq)), which typically leads to hydroxides such as goethite (FeO•OH) under experimental conditions. While this reaction with water
Mars_surface_color
Rare zinc arsenate mineral
smithsonite, leiteite, renierite, pharmacosiderite, aurichalcite, siderite, goethite and pyrite. It has been reported from Tsumeb, Namibia; the Ojuela mine
Legrandite
Visible shape of a mineral
Goethite replacing pyrite cubes
Crystal_habit
Transparent, yellow variety of quartz
exclusively from trace amounts of iron oxides, specifically hematite and goethite. This iron was present in the original amethyst and oxidized by the heating
Citrine
Arm of the Indian Ocean between Asia and Africa
halite, polyhalite Brine precipitate Fe-montmorillonite,[citation needed] goethite, hematite, siderite, rhodochrosite, pyrite, sphalerite, anhydrite[citation
Red_Sea
Earth pigment
oxides are limonite (which in its natural state has a yellowish color), and goethite. In addition to iron oxides, natural or raw sienna is also composed of
Sienna
Caribbean island shared by the Dominican Republic and Haiti
cyanidation. The ore is located in the VMS Early Cretaceous Maimón Formation. Goethite enriched with gold and silver is found in the 30-meter thick oxide cap
Hispaniola
Microcrystalline or cryptocrystalline form of silica
mineral variety.) Fire agate is a variety of chalcedony with inclusions of goethite or limonite causing an iridescent effect. It can display a wide range of
Chalcedony
Pyrope-spessartine Umbalite Gaspeite Gaylussite Geminite Gibbsite Glaucophane Goethite Goosecreekite Grandidierite Gypsum Gyrolite Halite Hambergite Hanksite
List_of_gemstones_by_species
Earth pigment of characteristic colour
associated with a greater average particle size. Brown ochre, also FeO(OH), (goethite), is a partly hydrated iron oxide. Similarly, lepidocrocite — γ-FeO(OH)
Ochre
Species of bacterium
fluffy mats they form out of iron biominerals including ferrihydrite, goethite, and lepidocrocite. It frequently coexists with another iron oxidizing
Leptothrix_ochracea
Study of past and present water on Mars
Examples of hydrated (or hydroxylated) minerals include the iron hydroxide goethite (a common component of terrestrial soils); the evaporite minerals gypsum
Water_on_Mars
(Fe) is being recovered from a range of minerals, such hematite (Fe2O3), goethite (FeO(OH)) and magnetite (Fe3O4) from iron ore, the definition is broadened:
Recovery_(mineral_processing)
Mineral variety of copper carbonate
sulfidic copper ores and is often found with azurite (Cu3(CO3)2(OH)2), goethite, and calcite. Except for its vibrant green color, the properties of malachite
Malachite
Index of articles associated with the same name
with acicular inclusions of another mineral such as anhydrite, aragonite, goethite, rutile, or a zeolite. Any other variety of quartz or chalcedony with acicular
Sagenite
discovered in the Friedrichssegen Mine, Germany in a goethite cavity. Though found in goethite, the crystals of Lahnsteinite are few millimeters in size
Lahnsteinite
Anion, salt, functional group or ester derived from a phosphoric acid
often adsorb to soil mineral surfaces, mainly Fe- and Al- (oxyhydr)oxides. Goethite is one particularly common and important form of iron for these bonds.
Phosphate
Phyllosilicate clay mineral
intraprofile variation in oxygen and hydrogen isotopic composition of goethite and kaolinite in laterites: an integrated study from Yaou, French Guiana"
Kaolinite
Product of rock weathering in wet tropical climates rich in iron and aluminium
identified; both types consist of the minerals kaolinite, quartz, hematite and goethite. Differences in the amounts of minor elements arsenic, antimony, vanadium
Laterite
Glaucochroite Glaucodot Glauconite Glaucophane Gmelinite Godovikovite Goethite Gold Goldmanite Gonnardite Gordaite Gormanite Goslarite Graftonite Grandidierite
List_of_minerals
Sulfate mineral
with basaluminite, gibbsite, epsomite, gypsum, celestine, dolomite and goethite. It was first described in 1807 from Halle, Saxony-Anhalt, Germany and
Aluminite
Chemical compound
lepidocrocite (γ-Fe(O)OH) occurs on the outside of rusticles, and the orange goethite (α-Fe(O)OH) occurs internally in rusticles. When Fe2O3·H2O is heated, it
Iron(III)_oxide
Historical type of medicine
pigment sold as "mummy brown" is composed of a mixture of kaolin, quartz, goethite and hematite. Bitumen of Judea Human fat Medical cannibalism Mellified
Mummia
Mineral containing one or more rare-earth elements as major constituents
oxidising conditions results in the formation of clay-like minerals such as goethite, lepidocrocite, and hematite. Some of them can hold rare earth minerals
Rare-earth_mineral
classic pisolitic textures. Goethite ooids and pisoids show evidence of being formed by concretion of layers of goethite (cortex) around a core fragment
Channel-iron_deposits
Iron hydroxide mineral
White, and Kara Seas. Forms under high pressure conditions and reverts to goethite on exposure to surface conditions. It also occurs as cement and coatings
Feroxyhyte
this layer is a placic horizon that is chiefly made up by the minerals goethite and ferrihydrite. Ñadi soils are found between the latitudes 38 to 43°
Ñadi
Mineral composed of manganese oxide-hydroxide, MnO(OH)
siderite. Often associated with pyrolusite, braunite, hausmannite and goethite. Manganite occurs in specimens exhibiting good crystal form at Ilfeld in
Manganite
Type of iron-colored agate
spaces between bands. They are composed of iron oxides such as hematite or goethite. Dendrites are actually fairly common in Lake Superior agates, but most
Lake_Superior_agate
Rust formation often on shipwrecks
oxide, while the core is bright orange due to the presence of crystals of goethite. There are several morphologies of the rusticle, some of which are conical
Rusticle
Hydrous phosphate mineral
bearing iron ores and rarely in pegmatites. It is commonly found with goethite, siderite and vivianite. It was named after the type locality on the Black
Anapaite
Phyllosilicate mineral in the serpentine subgroup
phyllosilicates, including népouite. Associated minerals include calcite, chlorite, goethite, halloysite, nontronite, pimelite, quartz, sepiolite, serpentine, talc
Népouite
Waste product from the production of alumina
3Na2O⋅3Al2O3⋅6SiO2⋅Na2SO4 4–40% Cancrinite Na3⋅CaAl3⋅Si3⋅O12CO3 0–20% Aluminous-goethite (aluminous iron oxide) α-(Fe,Al)OOH 10–30% Hematite (iron oxide) Fe2O3
Red_mud
on Mars including hematite and jarosite, by the Opportunity rover and goethite by the Spirit rover, has led to the conclusion that climatic conditions
Climate_of_Mars
Chemically weathered rock
to the mineralogy and particle size. Submicron-sized goethite [FeO(OH)] is yellow; coarse goethite is brown. Sub-micron-sized hematite [Fe2O3] is red;
Saprolite
Iron mining range in northern Minnesota
This is a chert containing oxidized iron in the form of hematite and goethite. Some clastic quartz sands and argillaceous layers. The agate variant Binghamite
Cuyuna_Range
Effect of a material on light
Sphalerite (ZnS) 0.156 0.088 Sulfur (S) 0.155 — Stibiotantalite 0.146 — Goethite (FeO(OH)) 0.14 — Brookite (TiO2) 0.131 0.12–1.80 Linobate 0.13 0.075 Zincite
Dispersion_(optics)
Iron oxyhydroxide mineral
known to be a precursor of more crystalline minerals like hematite and goethite by aggregation-based crystal growth. However, its transformation in natural
Ferrihydrite
Iron-rich soil type
primarily present in the form of oxide minerals such as lepidocrocite (FeOOH), goethite (FeOOH), and hematite (Fe2O3), while aluminium occurs as gibbsite (Al2O3·3H2O)
Plinthosol
Geologic formation in the southwestern United States
are caused by the presence of varying mixtures and amounts of hematite, goethite, and limonite filling the pore space within the quartz sand comprising
Navajo_Sandstone
Surficial, weathered rinds formed on ultramafic rocks
magnesium and silica. They consist largely of goethite and contain 0.8-1.5% nickel incorporated in goethite. Absence of the limonite zone in the ore deposits
Lateritic_nickel_ore_deposits
Natural nodule-like rock concretions
(Fe2O3) or wollastonite (CaSiO3) mixed with minor amounts of hematite and goethite (FeOOH). The color of the specimens studied by Paul Heinrich ranged from
Klerksdorp_sphere
Deterioration of rocks and minerals through exposure to the elements
(iron) by oxygen and water to form Fe3+ oxides and hydroxides such as goethite, limonite, and hematite. This gives the affected rocks a reddish-brown
Weathering
Caves in France containing Paleolithic paintings
pigments including iron compounds such as iron oxide (ochre), hematite, and goethite, as well as manganese-containing pigments. Charcoal may also have been
Lascaux
Optical property
layer of bismuth oxide, with a whitish-silver bismuth cube for comparison Goethite, an iron(III) oxide-hydroxide, from Polk County, Arkansas Polished labradorite
Iridescence
Species of gastropod
limpet teeth is attributed to a high mineral volume fraction of reinforcing goethite nanofibres. The common limpet was formerly eaten in Ireland, especially
Patella_vulgata
Municipality in Andalusia, Spain
Alosno municipality, is a notable source of fine specimens of the mineral goethite. Nearby is a 4500+ year old copper smelting archeological site named Cabezo
Alosno
A specimen of goethite with blebs of green malachite
Bleb_(mineralogy)
Cave with paintings in Santa Cruz, Argentina
(pyrolusite), producing black; and copper oxide, producing green. Haematite, goethite, green earth, quartz, and calcium oxalate have also been detected. Gypsum
Cueva_de_las_Manos
Chemical reaction adding water to a mineral's crystal structure
oxides (O2− , Al 2O 3, Fe 2O 3, etc.) and oxy-hydroxides brucite, Mg(OH)2 goethite, FeO(OH) carbonates (CO2− 3, etc.) hydromagnesite, Mg5(CO3)4(OH)2·4H2O
Mineral_hydration
pietersite or tiger's eye. It is a variety of chalcedony with fibers of goethite or hematite usually in colors of red, gold, and black. The highest quality
Binghamite
Fossilized remains of plants
its original organic material. Petrification begins with deposition of goethite in the cell walls, followed by deposition of calcite in the void spaces
Petrified_wood
Halide mineral
serpentine, olivine, plagioclase, biotite, and secondary magnetite or goethite. Fresh samples are internally green but turn reddish as they oxidize. Hibbingite
Hibbingite
Sand or sandstone which has a greenish color
quartz (10–60%), muscovite (5%) and minor quantities of biotite (2%), goethite (<1%), titanium and manganese oxides (<1%), barium phosphate and rare-earth
Greensand
(1983). "A new interpretation of Mössbauer spectra of microcrystalline goethite: "Super-ferromagnetism" or "super-spin-glass" behaviour?". Journal of Magnetism
Superferromagnetism
Generic name for various green iron layered double hydroxide
environment, green rust generally turns into Fe3+ oxyhydroxides, namely α-FeOOH (goethite) and γ-FeOOH (lepidocrocite). Oxidation of the carbonate variety can be
Green_rust
Australian engineer
the BHP mine. Containing dark green octahedral crystals on concretionary goethite and coronadite, he passed specimens on to the noted geologist Frank Leslie
Richard_Thilthorpe_Slee
Geological formation in Argentina
vertisol (indicating strong wet and dry seasons) preserving a horizon rich in goethite (a weathering product facilitated by cool rainwater) alongside high concentrations
Ischigualasto_Formation
Hydrated iron oxide mineral
term for a mixture of related hydrated iron oxide minerals, among them goethite, lepidocrocite, akaganeite, and jarosite. Determination of the precise
Limonite
NASA mission to explore Mars via two rovers
especially interesting because the Mössbauer spectrometer (MB) detected goethite in it. Goethite forms only in the presence of water, so its discovery is the first
Mars_Exploration_Rover
Layered iron-rich sedimentary rock
amounts of ore. Initially the mines exploited large beds of hematite and goethite weathered out of the banded iron formations, and some 2,500,000,000 t (2
Banded_iron_formation
Sedimentary rocks containing 15 wt.% or more iron
use. The main iron ores are from the oxide group consisting of hematite, goethite, and magnetite. The carbonate siderite is also typically mined. A productive
Iron-rich_sedimentary_rocks
Iron-ore project in Guinea
formations (itabirites) that were later enriched to hematite and hematite–goethite ore. Two principal lenses, Pic de Fon and Ouéléba, lie about four kilometres
Simandou_mine
GOETHITE
GOETHITE
GOETHITE
GOETHITE
Surname or Lastname
English (chiefly Northamptonshire)
English (chiefly Northamptonshire) : probably from the obsolete slang term facer, denoting a braggart or bully. The earliest citation for this term in OED is c. 1515.Americanized spelling of German Feeser.
Surname or Lastname
English
English : unexplained; perhaps a variant of Ringle.
Boy/Male
Indian, Sanskrit, Tamil, Traditional
High Virtue
Girl/Female
American, Finnish, Hebrew, Hindu, Indian, Japanese
Hill; Fresh; Ripe
Girl/Female
Arabic, Australian, Muslim
To Recite in a Sing Song Voice
Boy/Male
Hindu, Indian
Lord Vishnu; He Keep a Wheel on his Hand
Girl/Female
Muslim
Leader, Head, Chief
Boy/Male
English
German Aldo, an Old German name meaning old, or from the old house. Aldous has been common in...
Boy/Male
Australian, French, German, Greek
Farmer
Girl/Female
Hindu, Indian, Tamil
Heaven Star; Cute
GOETHITE
GOETHITE
GOETHITE
GOETHITE
GOETHITE
n.
Alt. of Goethite
n.
A hydrous oxide of iron, occurring in prismatic crystals, also massive, with a fibrous, reniform, or stalactitic structure. The color varies from yellowish to blackish brown.