Mineralogy Database

R Listing of Minerals

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R Mineral Index (208 Count)

This alphabetical listing of R 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

R Mineral Pages:[1] [2] [3]
Rhodolite - See Pyrope
Rhodonite Say Rhodonite  View Rhodonite Images Gallery View Rhodonite Form  (Mn++,Fe++,Mg,Ca)SiO3 Valid Species (Pre-IMA) 1819
NAME ORIGIN: From the Greek rhodos - "rose colored."
Rhodostannite Say Rhodostannite  View Rhodostannite Image  Cu2FeSn3S8 Approved IMA 1968
NAME ORIGIN: Named for its reddish color compared to stannite.
Rhodplumsite Say Rhodplumsite Pb2Rh3S2 Approved IMA 1983
NAME ORIGIN: Named for its composition.
Rhoenite - See Rhonite
Rhomboclase Say Rhomboclase  View Rhomboclase Image View Rhomboclase Form  (H5O2)+Fe+++(SO4)2·2(H2O) Valid Species (Pre-IMA) 1891
NAME ORIGIN: Named from the Greek for rhomb, for the typical rhombic crystal outline, and for to break, for its perfect cleavage.
Rhonite Say Rhonite  View Rhonite Image   Ca2(Mg,Fe++,Fe+++,Ti)6(Si,Al)6O20 Valid Species (Pre-IMA) 1907
NAME ORIGIN: Named for the locality. LOCALITY: Rhon Mountains, at Scharnhausen, near Stuttgart, Germany.
Ribbeite Say Ribbeite  View Ribbeite Image  (Mn++,Mg)5(SiO4)2(OH)2 Approved IMA 1987
NAME ORIGIN: Named for Paul Ribbe of Virginia Polytechnical Institute and State University.
Richellite Say Richellite  View Richellite Image Ca3Fe+++10(PO4)8(OH)12·n(H2O) Valid Species (Pre-IMA) 1884
NAME ORIGIN: Named for the locality. LOCALITY: Richelle, near Vise in Liege, Balgium.
Richelsdorfite Say Richelsdorfite  View Richelsdorfite Image  Ca2Cu5Sb(AsO4)4Cl(OH)6·6(H2O) Approved IMA 1983
NAME ORIGIN: Named for the locality. LOCALITY: Richelsdorf Mountains, Hesse, Germany.
Richetite Say Richetite  View Richetite Image   PbU++++++4O13·4(H2O) Valid Species (Pre-IMA) 1947
NAME ORIGIN: Named for Emile Richet (1884-1938), chief geologist, Union Miniere du Haut Katanga.
Richterite Say Richterite  View Richterite Image  Na(CaNa)(Mg,Fe++)5[Si8O22](OH)2 Valid Species (Pre-IMA) 1865
NAME ORIGIN: Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883).
Richterite-K - See Potassicrichterite
Rickardite Say Rickardite  View Rickardite Image  Cu7Te5 Valid Species (Pre-IMA) 1903
NAME ORIGIN: Named for Thomas Arthur Rickard (1864-1953), mining engineer and Editor of the Engineering and Mining Journal, New York and London.
Riebeckite Say Riebeckite  View Riebeckite Image  [ ]Na2(Fe++3Fe+++2)Si8O22(OH)2 Valid Species (Pre-IMA) 1888
NAME ORIGIN: Named after the German traveler, Emil Riebeck (1853-1885).
Rijkeboerite - See Bariomicrolite
Rilandite View Rilandite Image (Cr,Al)6SiO11·5(H2O) (?) Valid Species (Pre-IMA) 1933
NAME ORIGIN: Named for James L. Riland (1857-1938?), newspaper publisher of Meeker, Colorado, on whose claim the mineral was found.
Rimkorolgite Say Rimkorolgite  View Rimkorolgite Image View Rimkorolgite Form  Mg5Ba(PO4)4·8(H2O) Approved IMA 1995 (Dana # Added)
NAME ORIGIN: For Olga M. Rimskaya-Konsakova (1914-1987), Russian mineralogist from St. Petersbug University.
Ringwoodite Say Ringwoodite  View Ringwoodite Image  Mg2SiO4 Approved IMA 1969
NAME ORIGIN: Named for Alfred Edward Ringwood (1930-1993), geochemist and petrologist, Research School of Earth Sciences at the Australian National University in Canberra, Australia.
Rinkite Say Rinkite  View Rinkite Image   Na(Na,Ca)2(Ca,Ce)4(Ti,Nb)(Si2O7)2(O,F)2 Approved IMA 1995 (Dana # Added)
NAME ORIGIN: Named after H. RINK, director of a Danesh-Greenlandic trade group.
Rinkite - See Mosandrite
Rinkolite - See Rinkite
Rinkolite - See Mosandrite
Rinmanite View Rinmanite Images Gallery  (Zn,Mn)2Sb2Mg2Fe4O14(OH)2 Approved IMA 2000 (Dana # Added)
NAME ORIGIN: Named after Sven Rinman (1720-1792), father of the Swedish mineral industry, member of the Bergskollegium.
Rinneite Say Rinneite  View Rinneite Image   K3NaFe++Cl6 Valid Species (Pre-IMA) 1909
NAME ORIGIN: Named for Friedrich Wilhelm Berthold Rinne (1863-1933), German crystallographer and petrographer, University of Kiel, Kiel, Germany.
Riomarinaite  Bi(OH)SO4·H2O Approved IMA 2000 (Dana # Added)
NAME ORIGIN: Named for the locality LOCALITY: Falcacci mine, Rio Marina iron mine, Elba Island, Toscana (Tuscany), Italy
Ripidolite - See Clinochlore
Rittingerite - See Xanthoconite
Rittmannite Say Rittmannite  View Rittmannite Images Gallery Mn++Mn++Fe++Al2(OH)2(PO4)4·8(H2O) Approved IMA 1989
NAME ORIGIN: Named for Alfred Rittmann (1893-1980), German petrologist and volcanologist, University of Catania, Catania, Italy.
Rivadavite Say Rivadavite  View Rivadavite Image Na6MgB24O40·22(H2O) Approved IMA 1967
NAME ORIGIN: Named for Bernardino Rivadavia (1780-1845), first President of the Argentine Republic.
Riversideite Say Riversideite  View Riversideite Image Ca5Si6O16(OH)2·2(H2O) Valid Species (Pre-IMA) 1917
NAME ORIGIN: Named after it's locality. LOCALITY: Crestmore quarry, 5 miles NW of Riverside, Riverside Co., California.
Roaldite Say Roaldite   (Fe,Ni)4N Approved IMA 1981
NAME ORIGIN: Named in 1981 for Roald Nielsen (b.1928), Danish metallurgist.
Robertsite Say Robertsite  View Robertsite Image Ca6Mn+++9(PO4)9O6(H2O)6·3(H2O) Approved IMA 1974
NAME ORIGIN: Named for Willard Lincoln Roberts (1923-1987), mineralogist, South Dakota School of Mines.
Robinsonite Say Robinsonite  View Robinsonite Image  Pb4Sb6S13 Valid Species (Pre-IMA) 1952
NAME ORIGIN: Named for Stephen Clive Robinson (1911-), Geological Survey of Canada, who first synthesized the mineral.
Rockbridgeite Say Rockbridgeite  View Rockbridgeite Image  (Fe++,Mn)Fe+++4(PO4)3(OH)5 Valid Species (Pre-IMA) 1949
NAME ORIGIN: Named for the locality. LOCALITY: South Mountain, near Midvale, Rockbridge County, Virginia, USA.
Rock Crystal - See Quartz
Rock Salt - See Halite
Rodalquilarite Say Rodalquilarite  View Rodalquilarite Image  H3Fe+++2(Te++++O3)4Cl Approved IMA 1968
NAME ORIGIN: Named for the locality. LOCALITY: Rodalquilar gold deposit, Almeria, Spain.
Rodolicoite Say Rodolicoite  View Rodolicoite Image  Fe+++PO4 Approved IMA 1997 (Dana # Added)
NAME ORIGIN: Named after Francesco Rodolico (1905–1988), professor of mineralogy, University of Florence, Italy, specialist of the history of geology and of building and ornamental materials, author of Le pietre delle città d’Italia.
Roeblingite Say Roeblingite  View Roeblingite Image  Pb2Ca6(Si6O18)(SO4)2(OH)2·4(H2O) Valid Species (Pre-IMA) 1897
NAME ORIGIN: Named after Washington A. Roebling (1837-1926), well known mineral collector and builder of the Brooklyn Bridge.
Roedderite Say Roedderite  View Roedderite Image   (Na,K)2(Mg,Fe++)5Si12O30 Approved IMA 1966
NAME ORIGIN: Named for Edwin Woods Roedder (1919- ), mineralogist, U.S. Geological Survey, who noted the synthetic compound.
Roemerite - See Romerite
Roesslerite - See Rosslerite
Roggianite Say Roggianite  View Roggianite Image  Ca2[Be(OH)2Al2Si4O13]·<2·5(H2O) Approved IMA 1969
NAME ORIGIN: Named after Aldo G. Roggiani, a teacher of natural sciences, who first found the mineral.
Rohaite Say Rohaite TlCu5SbS2 Approved IMA 1978
NAME ORIGIN: Named for John Rose-Hansen, (1937-), Danish mineralogist.
Rokuehnite - See Rokuhnite
Rokuhnite Say Rokuhnite  View Rokuhnite Image  Fe++Cl2·(H2O) Approved IMA 1980
NAME ORIGIN: Named for Robert K¨uhn (1911- ), German mineralogist, Kaliforschungs-Institut der Kali und Salz AG, Hannover, Germany.
Rollandite View Rollandite Form  Cu3(AsO4)2·4(H2O) Approved IMA 1998 (Dana # Added)
NAME ORIGIN: Named for Pierre Rolland (1940-), an eminent mineral collector of the Roua mines.
Romanechite Say Romanechite  View Romanechite Image  (Ba,H2O)2(Mn++++,Mn+++)5O10 Valid Species (Pre-IMA) 1910
NAME ORIGIN: Named for the locality. LOCALITY: Romaneche, Saone-et-Loire, France.
Romanite - See Dessauite
Romanite View Romanite Image  (Fe++,U,Pb)2(Ti,Fe+++)O4 Not Submitted IMA
NAME ORIGIN: Named after the locality. LOCALITY: Romania.
Romarchite Say Romarchite  View Romarchite Image  SnO Approved IMA 1971
NAME ORIGIN: Named for the initials of the Royal Ontario Museum (ROM), where the mineral was identified and for ARCHaeology because it was found on tin artifacts.
Romeite Say Romeite  View Romeite Image  (Ca,Fe++,Mn,Na)2(Sb,Ti)2O6(O,OH,F) Valid Species (Pre-IMA) 1841
NAME ORIGIN: Named after the French crystallographer, Rome de I'lsle (1736-1770).
Romerite Say Romerite  View Romerite Image  Fe++Fe+++2(SO4)4·14(H2O) Valid Species (Pre-IMA) 1858
NAME ORIGIN: Named for Friedrich Adolph Römer (1809-1869), German geologist.
Rondorfite View Rondorfite Image  Ca8Mg(SiO4)4Cl2 Approved IMA 1997 (Dana # Added)
NAME ORIGIN: Named for Alice and Eugen Rondorf, two distinguished mineral collectors, who found the mineral with Bernd Ternes in 1979.
Ronneburgite View Ronneburgite Image   K2MnV4O12 Approved IMA 1998 (Dana # Added)
NAME ORIGIN: Named for the Locality. LOCALITY: Ronneburg U deposit dump, near Gera, Thuringia, Germany.
Rontgenite-(Ce) Say Rontgenite-(Ce)  View Rontgenite-(Ce) Image   Ca2(Ce,La)3(CO3)5F3 Valid Species (Pre-IMA) 1953
NAME ORIGIN: Named for William Conrad von Rontgen (1845-1923), German physicist and discoverer of X-rays.
Rooseveltite Say Rooseveltite  View Rooseveltite Image  BiAsO4 Valid Species (Pre-IMA) 1946
NAME ORIGIN: Named for Franklin Delano Roosevelt (1882-1945), 32nd President of the USA.
Roquesite Say Roquesite  View Roquesite Image  CuInS2 Approved IMA 1963
NAME ORIGIN: Named for Maurice Roques, University of Clairmont-Gerrand, France.
Rorisite Say Rorisite  View Rorisite Image  (Ca,Mg)FCl Approved IMA 1990
NAME ORIGIN: Named from the Latin for dew, in allusion to the transparent drops that cover the mineral in moist air.
Rosasite Say Rosasite  View Rosasite Image (Cu,Zn)2(CO3)(OH)2 Valid Species (Pre-IMA) 1908
NAME ORIGIN: Named after its locality. LOCALITY: Rosas mine, Narcao, Cagliari, Sardegna (Sardinia), Italy.
Roscherite Say Roscherite  View Roscherite Images Gallery View Roscherite Form  Ca(Mn++,Fe++)5Be4(PO4)6(OH)4·6(H2O) Valid Species (Pre-IMA) 1914
NAME ORIGIN: Named for Walter Roscher, mineral collector of Ehrenfriedsdorf, Germany.
Roscherite-1A - See Footemineite
Roscherite (C-1) - See Footemineite
Roscoelite Say Roscoelite  View Roscoelite Image  K(V,Al,Mg)2AlSi3O10(OH)2 Valid Species (Pre-IMA) 1876
NAME ORIGIN: Named for Henry Enfield Roscoe (1833-1915) of Manchester, England who first prepared pure vanadium.
Roselite Say Roselite  View Roselite Image View Roselite Form  Ca2(Co,Mg)(AsO4)2·2(H2O) Valid Species (Pre-IMA) 1825
NAME ORIGIN: Named after Gustave Rose (1798-1873), professor on mineralogy at the University of Berlin, Germany.
Roselite-beta Say Roselite-beta  View Roselite-beta Images Gallery Ca2(Co,Mg)(AsO4)2·2(H2O) Valid Species (Pre-IMA) 1955
NAME ORIGIN: Named for its dimorphic relationship with roselite.
Rosemaryite Say Rosemaryite   (Na,Ca,Mn++)(Mn++,Fe++)(Fe+++,Fe++,Mg)Al(PO4)3 Approved IMA 1978
NAME ORIGIN: Named for F. Rosemay Wyllie wife of Professor Peter J. Wyllie, namesake of wyllieite.
Rosenbergite Say Rosenbergite  View Rosenbergite Image  AlF3·3(H2O) Approved IMA 1993
NAME ORIGIN: Named for Philip E. Rosenberg (1931-), U.S. Geochemist, Washington State University.
Rosenbuschite Say Rosenbuschite  View Rosenbuschite Image  (Ca,Na)3(Zr,Ti)Si2O8F Valid Species (Pre-IMA) 1887
NAME ORIGIN: Named for Carl Harry F. Rosenbusch (1836-1914), German geologist and mineralogist, Heidelberg, Germany.
Rosenhahnite Say Rosenhahnite  View Rosenhahnite Image  Ca3Si3O8[(OH)2-4x,(CO3)x] Approved IMA 1967
NAME ORIGIN: Named for Leo Rosenhahn (1904-1991), American amateur mineralogist, who found the mineral.
Roshchinite Say Roshchinite Ag19Pb10Sb51S96 or Pb(Ag,Cu)2(Sb,As)5S10 Approved IMA 1990
NAME ORIGIN: Named for Yuri V. Roshchin (1934-1979), Russian Geologist.
Rosiaite Say Rosiaite  View Rosiaite Image  PbSb+++++2O6 Approved IMA 1995 (Dana # Added)
NAME ORIGIN: Named for the locality. LOCALITY: Cetine di Cotorniano Mine (Cetine Mine), Rosia, Siena Province, Tuscany, Italy
Rosickyite Say Rosickyite  View Rosickyite Image  S Valid Species (Pre-IMA) 1931
NAME ORIGIN: Named for Vojtech Rosicky, former Director of the Mineralogical and Petrological Institute of Masaryk University, Brno, Czechoslovakia.
Rosieresite (Pb,Cu,Al)(PO4)x·n(H2O) Valid Species (Pre-IMA) 1910
NAME ORIGIN: From an abandoned copper mine at Rosiere, Carmaux, Tarn, France.
Rossite Say Rossite  View Rossite Image View Rossite Form  CaV2O6·4(H2O) Valid Species (Pre-IMA) 1927
NAME ORIGIN: Named for Clarence Samuel Ross (1880-1975), American geologist and mineralogist, U.S. Geological Survey, Washington, D.C., USA.
Rosslerite Say Rosslerite  View Rosslerite Image  Mg(AsO3OH)·7(H2O) Valid Species (Pre-IMA) 1861
NAME ORIGIN: Named for Karl Rössler of Hanau, Germany.
Rossmanite Say Rossmanite  View Rossmanite Image  [ ]LiAl2Al6(Si6O18)(BO3)3(OH)4 Approved IMA 1998 (Dana # Added)
NAME ORIGIN: Named after George R. Rossman (1945-), California Institute of Technology, Pasadena, CA, USA, in recognition for his work on the spectroscopy of the tourmaline minerals.
Rostite Say Rostite  View Rostite Image AlSO4(OH,F)·5(H2O) Approved IMA 1979
NAME ORIGIN: Named for Rudolph Rost (1912-), Czech mineralogist.
Rottisite - See Pimelite
Rouaite  Cu2(NO3)(OH)3 Approved IMA 1999 (Dana # Added)
NAME ORIGIN: Named for the locality. LOCALITY: Old copper mines at Roua, Alpes-Maritimes, southeastern France.
Roubaultite Say Roubaultite  View Roubaultite Image   Cu2(UO2)3(CO3)2O2(OH)2·4(H2O) Approved IMA 1970
NAME ORIGIN: Named for Marcel Roubault (1905-), geologist, University of Nancy, France.
Rouseite Say Rouseite Pb2Mn++(As+++O3)2·2(H2O) Approved IMA 1986
NAME ORIGIN: Named for Rolnd Rouse (1943-), U. S. Mineralogist.
Routhierite Say Routhierite TlCu(Hg,Zn)2(As,Sb)2S3 Approved IMA 1974
NAME ORIGIN: Named for Pierre Routhier (1916-), French economic geologist.
Rouvilleite Say Rouvilleite   Na3Ca2(CO3)3F Approved IMA 1991
NAME ORIGIN: Named for the locality. LOCALITY: Poudrette quarry, Rouville County, Mt. St-Hilaire, Quebec, Canada.
Rouxelite  Cu2HgPb22Sb28S64(O,S)2 Approved IMA 2002 (Dana # Added)
NAME ORIGIN: Named after Jean Rouxel (1935-1998), specialist in solid-state chemistry and member of the French Academy of Science, for his studies of chalcogenides.
Roweite Say Roweite  View Roweite Image  Ca2Mn++2B4O7(OH)6 Valid Species (Pre-IMA) 1937
NAME ORIGIN: Named for George Rowe (1868-1947), Mine Captain at Franklin, New Jersey, USA, and long-time collector of Franklin minerals.
Rowlandite-(Y) Say Rowlandite-(Y) Y4Fe++Si4O14F2 (?) Valid Species (Pre-IMA) 1891
NAME ORIGIN: Named for Henry Augustus Rowland (1848-1901), American physicist and spectroscopist, of Johns Hopkins University, Baltimore, Maryland, USA,
Roxbyite Say Roxbyite  View Roxbyite Image Cu1.78S Approved IMA 1988
NAME ORIGIN: Named from the locality. LOCALITY: Roxby Downs, AS, Australia. Eastern Mediterranean Sea.
Rozenite Say Rozenite  View Rozenite Image  Fe++SO4·4(H2O) Approved IMA 1960
NAME ORIGIN: Named for Zygmunt Rozen (1874-1936), mineralogist and petrographer, Academy of Mining and Metallurgy, Kracow, Poland.
Rozhkovite - See Auricupride
REMARKS: Pd-bearing auricupride
Ruarsite Say Ruarsite  View Ruarsite Image RuAsS Approved IMA 1979
NAME ORIGIN: Named for the composition, RUthenium, ARsenic, and Sulfur.
Rubellite - See Elbaite
REMARKS: Red or pink tourmaline
Rubicelle - See Spinel
Rubicline Say Rubicline  View Rubicline Image   (Rb,K)AlSi3O8 Approved IMA 1998 (Dana # Added)
NAME ORIGIN: The name reflects its compositional and structural attributes as the rubidium analog of microcline.
R Mineral Pages:[1] [2] [3]