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T Mineral Index (291 Count)

This alphabetical listing of T minerals include synonyms of accepted mineral names, pronunciation of that name, name origins, and locality information.

LEGEND: Valid Species (Bold);  Pronunciation;  Mineral Image;  Mineral Image Gallery;  jCrystal Form;  jPOWD Form;          Calculated Radioactive Intensity

T Mineral Pages:[1] [2] [3] [4]

Tetranatrolite - See Gonnardite
Tetranatrolite Say Tetranatrolite  View Tetranatrolite Image  Na2[Al2Si3O10]·2(H2O) Discredited IMA 1999 - Approved IMA 1980
NAME ORIGIN: The name given in 1980 recognizes its association with and similarity in chemical composition to natrolite.
Tetrarooseveltite Say Tetrarooseveltite  View Tetrarooseveltite Image  BiAsO4 Approved IMA 1994
NAME ORIGIN: Named as the tetragonal analog of rooseveltite.
Tetrataenite Say Tetrataenite  View Tetrataenite Image  FeNi Approved IMA 1979
NAME ORIGIN: Named for taenite and the tetragonal crystal form of this polymorph.
Tetrawickmanite Say Tetrawickmanite  View Tetrawickmanite Image Mn++Sn++++(OH)6 Approved IMA 1973
NAME ORIGIN: Named as the tetragonal analog of wickmanite.
Texasite - See Zaratite
Thadeuite Say Thadeuite   (Ca,Mn++)(Mg,Fe++,Mn+++)3(PO4)2(OH,F)2 Approved IMA 1979
NAME ORIGIN: Namd for Decio Thadeu, Technical University, Lisbon, Portugal, for his studies on Portuguese ore deposits.
Thalcusite Say Thalcusite   TlCu3FeS4 Approved IMA 1976
NAME ORIGIN: Named for the composition, THALlium, CUprum (Copper), and Sulfur.
Thalenite-(Y) Say Thalenite-(Y)  View Thalenite-(Y) Image  Y3Si3O10(OH) Valid Species (Pre-IMA) 1898
NAME ORIGIN: Named for Tobins Robert Thalen (1827-1905), Swedish physicist.
Thalfenisite Say Thalfenisite  View Thalfenisite Image Tl6(Fe,Ni,Cu)25S26Cl Approved IMA 1979
NAME ORIGIN: Named for the composition (Tl, Fe, Ni, S).
Thaumasite Say Thaumasite  View Thaumasite Images Gallery  Ca3Si(CO3)(SO4)(OH)6·12(H2O) Valid Species (Pre-IMA) 1878
NAME ORIGIN: From the Greek thaumasion - "surprising" in allusion to the chemical composition.
Theisite Say Theisite  View Theisite Image Cu5Zn5[(As+++++,Sb+++++)O4]2(OH)14 Approved IMA 1982
NAME ORIGIN: Named for Nicholas J. Theis, Geologist, Bendix Corp., who discovered the orignal sample.
Thenardite Say Thenardite  View Thenardite Image View Thenardite Form  Na2SO4 Valid Species (Pre-IMA) 1826
NAME ORIGIN: Named after the French chemist, Louis Jacques Thenard (1777-1826).
Theoparacelsite  Cu3(OH)2(As2O7) Approved IMA 1998 (Dana # Added)
NAME ORIGIN: Named for the Swiss scientist Paracelse (1493-1541), who was Philippus Theophrastus van Hohenheim. Paracelse is a Greek-Roman translation of Hohenheim.
Theophrastite Say Theophrastite  View Theophrastite Image  Ni(OH)2 Approved IMA 1981
NAME ORIGIN: Named for Theophrastus, (ca. 371 BC-ca. 287 BC), the first Greek mineralogist.
Theresemagnanite Say Theresemagnanite (Co,Zn,Ni)6(SO4)(OH,Cl)10·8(H2O) Approved IMA 1993
NAME ORIGIN: Named for Therese Magnan for her contributions to knowledge about the Cap Garrone mine.
Thermessaite View Thermessaite Image   K2[AlF3SO4] Approved IMA 2007 (Dana # Added)
NAME ORIGIN: Named for "Thermessa" an ancient Greek name for the island of Vulcano.
Thermonatrite Say Thermonatrite  View Thermonatrite Image  Na2CO3·(H2O) Valid Species (Pre-IMA) 1845
NAME ORIGIN: Named from the Greek for heat and natron, as the dehydration product from heating natron.
Thinolite (calcite pseudomorphs) - See Ikaite
Thomasclarkite-(Y) Say Thomasclarkite-(Y)  View Thomasclarkite-(Y) Image   (Na,Ce)(Y,REE)(HCO3)(OH)3·4(H2O) Approved IMA 1998 (Dana # Added)
NAME ORIGIN: Named after Thomas Henry Clark (1893-1996), McGill University, Montreal, Quebec, Canada, noted for his studies of the geology of the St. Lawrence Lowlands.
Thometzekite Say Thometzekite  View Thometzekite Image  Pb(Cu,Zn)2(AsO4)2·2(H2O) Approved IMA 1985
NAME ORIGIN: Named for Wilhelm Thometzek, former General Manager of the Tsumeb mining company.
Thomsenolite Say Thomsenolite  View Thomsenolite Image  NaCaAlF6·(H2O) Valid Species (Pre-IMA) 1868
NAME ORIGIN: Named for Hans Peter Jorgen Julius Thomsen (1826-1909), Daniosh physical chemist and founder of the Greenland cryolite industry.
Thomsonite - See Thomsonite-Ca
Thomsonite-Ca Say Thomsonite-Ca  View Thomsonite-Ca Image  NaCa2Al5Si5O20·6(H2O) Valid Species (Pre-IMA) 1820
NAME ORIGIN: Named after the Scottish chemist, T. Thomson (1773-1852).
Thomsonite-Sr Say Thomsonite-Sr  View Thomsonite-Sr Image View Thomsonite-Sr Form  (Sr,Ca)2Na[Al5Si5O20]·7(H2O) Approved IMA 2000 (Dana # Added)
NAME ORIGIN: Named as the Sr dominant analog of thomsonite-Ca.
Thorbastnaesite - See Thorbastnasite
Thorbastnasite Say Thorbastnasite  View Thorbastnasite Image  Th(Ca,Ce)(CO3)2F2·3(H2O) Approved IMA 1965
NAME ORIGIN: Named for a thorium-bearing mineral chemically similar to bastnasite.
Thoreaulite Say Thoreaulite  View Thoreaulite Image  Sn++Ta2O6 Valid Species (Pre-IMA) 1933
NAME ORIGIN: Named for Jacques Thoreau (188-1971), University of Louvain, Belogium.
Thorianite Say Thorianite  View Thorianite Image View Thorianite Form   ThO2 Valid Species (Pre-IMA) 1904
NAME ORIGIN: Named for its chemical composition containing thorium.
Thorikosite Say Thorikosite  View Thorikosite Image  Pb3(Sb+++,As+++)O3(OH)Cl2 Approved IMA 1985
NAME ORIGIN: Named for the locality. LOCALITY: Thorikos, near the Laurium mines.
Thorite Say Thorite  View Thorite Images Gallery   ThSiO4 Valid Species (Pre-IMA) 1829
NAME ORIGIN: From the presence of the element Thorium, a highly radioactive material.
Thornasite Say Thornasite  View Thornasite Image   Na12Th3[Si8O19]4·18(H2O) Approved IMA 1987
NAME ORIGIN: Named for its composition (Thorium, Na, Si).
Thorogummite Say Thorogummite  View Thorogummite Images Gallery  Th(SiO4)1-x(OH)4x Valid Species (Pre-IMA) 1889
NAME ORIGIN: Named after gummite and the element thorium.
Thorosteenstrupine Say Thorosteenstrupine   (Ca,Th,Mn)3Si4O11F·6(H2O) Approved IMA 1962
NAME ORIGIN: Named for steenstrupine and the thorium content.
Thortveitite Say Thortveitite  View Thortveitite Image  (Sc,Y)2Si2O7 Valid Species (Pre-IMA) 1911
NAME ORIGIN: Named after the Norwegian engineer, O. Thortveit.
Thorutite Say Thorutite  View Thorutite Image   (Th,U,Ca)Ti2(O,OH)6 Valid Species (Pre-IMA) 1958
NAME ORIGIN: Named for the composition (Thorium, rutile).
Threadgoldite Say Threadgoldite  View Threadgoldite Image   Al(UO2)2(PO4)2(OH)·8(H2O) Approved IMA 1979
NAME ORIGIN: Named for Ian M. Threadgold (1929-), University of Sydney, NSW, Australia.
Thulite - See Zoisite
REMARKS: Red colored zoisite
Thuringite (Fe) - See Chamosite
Tiemannite Say Tiemannite  View Tiemannite Images Gallery  HgSe Valid Species (Pre-IMA) 1855
NAME ORIGIN: Named after its discoverer, C. W. F. Tiemann (1848-1899).
Tienshanite Say Tienshanite  View Tienshanite Image  BaNa2MnTiB2Si6O20 Approved IMA 1967
NAME ORIGIN: Named for the locality. LOCALITY: Dara-i-pioz massif, Tien Shan, southern Tajikistan.
Tiettaite Say Tiettaite   (Na,K)17Fe+++TiSi16O29(OH)30·2(H2O) Approved IMA 1993
NAME ORIGIN: Named from the Finnish "tietta", science or knowledge, for the first science station in Khibiny.
Tikhonenkovite Say Tikhonenkovite  View Tikhonenkovite Image  SrAl(OH)F4·(H2O) Approved IMA 1964
NAME ORIGIN: Named for Igor Tikhonenkov (1927-1961), Russian student of alkaline rocks and minerals.
Tilasite Say Tilasite  View Tilasite Image View Tilasite Form  CaMg(AsO4)F Valid Species (Pre-IMA) 1895
NAME ORIGIN: Named for Daniel Tilas (1712-1772), Swedish mining engineer.
Tilkerodite - See Clausthalite
Tilleyite Say Tilleyite  View Tilleyite Image  Ca5Si2O7(CO3)2 Valid Species (Pre-IMA) 1933
NAME ORIGIN: Named for Cecil Edgar Tilley (1894-1973), British petrologist, Cambridge University, Cambridge, England.
Tillmannsite  (Ag3Hg)(V,As)O4 Approved IMA 2003 (Dana # Added)
NAME ORIGIN: Named for Ekkhart Tillmanns (1941-) of the Institute of Mineralogy and Crystallography, Wien, Austria.
Tin Say Tin  View Tin Image  Sn Valid Species (Pre-IMA) Prehistoric
NAME ORIGIN: A word of Old English origin, related to the Dutch tin and the German zinn.
Tinaksite Say Tinaksite  View Tinaksite Image   K2Na(Ca,Mn++)2(Ti,Fe)O[Si7O18(OH)] Approved IMA 1965
NAME ORIGIN: Named fro the symbols of some of its component elements (Ti, Na, K).
Tincal - See Borax
Tincalconite Say Tincalconite  View Tincalconite Image  Na6[B4O5(OH)4]3·8(H2O) Valid Species (Pre-IMA) 1878
NAME ORIGIN: Named for tincal (borax) and konos "powder" in allusion to the minerals composition and appearance.
Tinnunculite C10H12N6O8 (?) Not Approved IMA - Published 1988
NAME ORIGIN: Named from the Latin "Falco Tinnunculus" a falcon species.
Tin Ore - See Cassiterite
Tin pyrites - See Stannite
Tinsleyite Say Tinsleyite  View Tinsleyite Image   KAl2(PO4)2(OH)·2(H2O) Approved IMA 1984
NAME ORIGIN: Named for Frank C. Tinsley (1916-), mineral collector, Black Hills specialist of Rapid City, South Dakota, USA.
Tinticite Say Tinticite  View Tinticite Image  Fe+++5(PO4,VO4)4·7(H2O) Valid Species (Pre-IMA) 1946
NAME ORIGIN: Named for the locality. LOCALITY: Tintic Standard mine, Tintic district, Utah
Tintinaite Say Tintinaite  View Tintinaite Image Pb22Cu+4(Sb,Bi)30S69 Approved IMA 1968
NAME ORIGIN: Named after the locality. LOCALITY: Tintina silver mines, Yukon Territory, Canada.
Tinzenite Say Tinzenite  View Tinzenite Image View Tinzenite Form  (Ca,Mn,Fe)3Al2BO3Si4O12(OH) Valid Species (Pre-IMA) 1923
NAME ORIGIN: Named after its locality. LOCALITY: Tinzen, Val d'Err, Grisons, Switzerland
Tiptopite Say Tiptopite  View Tiptopite Images Gallery   K2(Na,Ca)2Li3Be6(PO4)6(OH)2·(H2O) Approved IMA 1985
NAME ORIGIN: Named for the locality. LOCALITY: Tip Top mine, Custer, Custer County, South Dakota, USA
Tiragalloite Say Tiragalloite  View Tiragalloite Image  Mn++4As+++++Si3O12(OH) Approved IMA 1980
NAME ORIGIN: Named for Paolo Tiragallo (1905-).
Tirodite - See Manganocummingtonite
REMARKS: Renamed by IMA
Tirolit - See Tyrolite
Tischendorfite View Tischendorfite Image Pd8Hg3Se9 Approved IMA 2002 (Dana # Added)
NAME ORIGIN: Name for Gerhard Tischendorf (1927-) who first recognized the mineral in the deposit in 1958.
Tisinalite Say Tisinalite  View Tisinalite Image  Na3H3(Mn++,Ca,Fe)TiSi6(O,OH)18·2(H2O) Approved IMA 1980
NAME ORIGIN: For the chemical elements Ti, Si, and Na in the formula.
Tistarite View Tistarite Image  Ti2O3 Approved IMA 2008 (Dana # Added)
NAME ORIGIN: Named after the composition "Ti" and the word "star," implying that this new refractory mineral is among the first solids formed in the solar system.
Titanclinohumite - See Clinohumite
Titanic Iron Ore - See Ilmenite
Titanite Say Titanite  View Titanite Images Gallery View Titanite Form   CaTiSiO5 Valid Species (Pre-IMA) 1795
NAME ORIGIN: Named after its chemical composition of titanium.
Titanium  Ti Not Approved IMA
NAME ORIGIN: Named after the element which is named after the Titans, sons of the Earth goddess.
Titanoelpidite - See Labuntsovite-Mn
Titanoferrite - See Ilmenite
Titanowodginite Say Titanowodginite  View Titanowodginite Image (Mn++,Fe++)(Ti,Sn)(Ta,Nb)2O8 Approved IMA 1992
NAME ORIGIN: Named for TITANium and its relationship to wodginite.
Titantaramellite Say Titantaramellite  View Titantaramellite Image  Ba4(Ti,Fe+++,Fe++,Mg)4(B2Si8O27)O2Clx X=0 TO 1, with Ti > Fe Approved IMA 1984
NAME ORIGIN: Named for taramellite and dominance of Ti as the octahedral cation.
Tivanite Say Tivanite   V+++TiO3(OH) Approved IMA 1981
NAME ORIGIN: Named for the TItanium and VANadium in the composition.
Tlalocite Say Tlalocite  View Tlalocite Image Cu10Zn6(Te++++O3)(Te++++++O4)2Cl(OH)25·27(H2O) Approved IMA 1975
NAME ORIGIN: Named for Tlaloc, the god of rain in the Toltec and Aztec civilizations, in allusion to its high water content.
Tlapallite Say Tlapallite  View Tlapallite Image H6(Ca,Pb)2Cu3(SO4)(Te++++O3)4(Te++++++O6) Approved IMA 1978
NAME ORIGIN: Named from the Nahua "tlapalli," paint, in allusion to its paintlike coating of rock surfaces.
Tobelite Say Tobelite  View Tobelite Image  (NH4,K)Al2(Si3Al)O10(OH)2 Approved IMA 1982
NAME ORIGIN: Named for the locality. LOCALITY: Ohgidani pottery stone deposit, Tobe, Ehime Prefecture, adn in the Horo pryophyllite deposit, Toyosaka, hiroshima Prefecture, Japan.
Tobermorite Say Tobermorite  View Tobermorite Image  Ca5Si6O16(OH)2·4(H2O) Valid Species (Pre-IMA) 1880
NAME ORIGIN: Named for the locality. LOCALITY: In Scotland, on the Isle of Mull, around Tobermory.
Tobermorite-14Ang - See Plombierite
Tochilinite Say Tochilinite  View Tochilinite Image  6Fe0.9S·5(Mg,Fe++)(OH)2 Approved IMA 1971
NAME ORIGIN: Named for Mitrofan S.Tochilin (1910-1968), Russian scientist.
Tocornalite Say Tocornalite  View Tocornalite Image (Ag,Hg)I (?) Valid Species (Pre-IMA) 1867
NAME ORIGIN: Named in 1867 for S. F. Tocornal, rector of the University of Santiago, Chile.
Toddite - See Columbite-(Mg)
Todorokite Say Todorokite  View Todorokite Image   (Na,Ca,K)2(Mn++++,Mn+++)6O12·3-4.5(H2O) Valid Species (Pre-IMA) 1934
NAME ORIGIN: Named for the locality. LOCALITY: Todroki mine, Hikkaido, Japan.
Tokkoite Say Tokkoite  View Tokkoite Image   K2Ca4[Si7O18(OH)](F,OH) Approved IMA 1986
NAME ORIGIN: Named for the locality. LOCALITY: Murun massif, between the Charo and Tokko rivers, Yakutia, Russia.
Tokyoite View Tokyoite Image Ba2Mn(VO4)2(OH) Approved IMA 2003 (Dana # Added)
NAME ORIGIN: Named for the locality. LOCALITY: Shiromaru Mine, Okutama, Tama district, Tokyo Prefecture, Kanto Region, Honshu Island, Japan.
Tolbachite Say Tolbachite  View Tolbachite Image  CuCl2 Approved IMA 1983
NAME ORIGIN: Named for the locality. LOCALITY: Tolbachik volcano, Kamchatka, Russia.
Tolovkite Say Tolovkite  View Tolovkite Image  IrSbS Approved IMA 1981
NAME ORIGIN: Named for the locality. LOCALITY: Ust'-Bel'skii massif, Tolvka River, Northeastern Russia.
Tombarthite-(Y) Say Tombarthite-(Y)   Y4(Si,H4)4O12-x(OH)4+2x Approved IMA 1968
NAME ORIGIN: Named after Thomas Fredrik Barth (1899-1971), mineralogist and petroligist, Oslo University, Oslo, Norway.
Tomichite Say Tomichite  View Tomichite Image  (V,Fe)4Ti3AsO13(OH) Approved IMA 1979
NAME ORIGIN: Named for Stephan A. Tomich (1914-), consulting geologist who discovered the mineral.
Tongbaite Say Tongbaite   Cr3C2 Approved IMA 1983
NAME ORIGIN: Named for the locality. LOCALITY: Liu Zhuang, Tongbai County, Henan, China
Tongxinite View Tongxinite Image Cu2Zn Not Submitted IMA
NAME ORIGIN: Named for the composition (tong=copper, xin=zinc).
Tooeleite Say Tooeleite  View Tooeleite Image  Fe+++6(AsO3)4(SO4)(OH)4·4H2O Approved IMA 1992
NAME ORIGIN: Named after its locality. LOCALITY: Found on waste dumps of the former gold and arsenic mines in the Gold Hill district, western Tooele County, Utah, USA.
Topaz Say Topaz  View Topaz Image View Topaz Form  Al2SiO4(F,OH)2 Valid Species (Pre-IMA) Prehistoric
NAME ORIGIN: Named after its locality. LOCALITY: Topasos Island in the Red Sea.
Topazolite - See Andradite
REMARKS: Yellow colored andradite
Torbernite Say Torbernite  View Torbernite Images Gallery View Torbernite Form   Cu(UO2)2(PO4)2·8-12(H2O) Valid Species (Pre-IMA) 1793
NAME ORIGIN: Named after the Swedish chemist, Tornbern Bergmann (1735-1784).
T Mineral Pages:[1] [2] [3] [4]