American Mineralogist, Volume61, pages 1053-1056,1976

NEW MINERAL NAMES*

Mrcue,nl Fr-BrscHER.AooI-R Pnssr nNp Louts J. Clsnt

Baratovite* Barreritet V. D. Dusurrov, E. l. Sruruov, A. P. Knor'lrvlrcov,A. V. E. Pnssncltn nrn D. PoNGII-uppt(1974) Sodian stellerite from Byxovn euo N. Ku. Dzunnrnnov(1975) Baratovite, a new Capo Pula, Sardegna.Lithos, 7, 69-73. mineral.Zapiski Vses. Mineralog. Obshch,l04, 580-582 (in Rus- E. Pnsslcltl euo D. PoNctt-uppt(1975) Barrerite, a nEw natu' slan) ral zeolite.Mineral. Mag. 40,268.

Analysisby A.V.B.gave SiO, 50.46, TiO, 9.55ZrO" 2.28, Nb,O6 The "sodian stellerite" described has the composition 0.72,Fe'O' 0.50, MnO 0.12,CaO 30.36, Na,O 0.70, K,O 2.96,Li,O (Cao".MgorTNau.oKlqu)[(Ala.rrFe8lor)Sizzzr] O?r'25.78H1O. It 2.05,F 1.05,sum 100.75- (O : F,) 0.44= 100.31percent. Calculated crystaflizes in the spacegroup Amma, whereas that of stelleriteis to unit cell content of Si = 48, this gives Ke6eNa, ,rCas1.el-i7 6. Fmmm;Z : 2,spgr (calc)2.1 l, spgr (meas)2.13(l). Thens are: a Zr, *Tiu agSi."O1a6Fs16,or approximately4(KCarLirSisOyF). The t.479t(5),B 1.4851(5),7 1.4891(s), X-a, Y-b, Z'c. infrared spectrumhas maxima of absorptionat 1085,950, 470, This "sodianstellerite" has now beennamed barrerite in honor and445 cm-'. of RichardM. Barrerfor his outstandingcontributions in the field X-raystudy by N.Kh. D. and A.D. Khalilovshow baratovite to of the chemistryof molecularsieves. A. P. be monoclinic,probably pseudohexagonal, space $oup C2/c or Cc,a 16.90+ 0.02,b9.73 + 0.01,c 20.91,x0.024, P l l2'30'. The strongestX-ray lines (2I given)are3.22 100006,2.41 20008,1.92 Carlfriesite* t7 0.0.t0. S. A. WrLLr,rusAND R. V. GetNss (1975) Carlfriesite, The mineraloccurs as mother-of-pearl white platy deposits up to HrCa(TeOa)s,a new mineral from Moctezuma,Sonora, Mexico. 5 X 2 X 0.5 cm in size.H 3.5,brittle, sp gr 2.92.Cleavage {001} Mineral. Mag. 40, 127-130. perfect.Basal sections are isotropic.Optically biaxial, positive, 2Il 60',8 I 672,71.673,dispersionr> ustrong,X A normalto(001) Carlfriesiteoccurs as botryoidal crusts and less frequently as tiny = about50o. spraysof euhedralcrystals at the Bambollita(now La Oriental) The mineral occursas an accessorymineral, associatedwith minein theSierra La Huerta.It is relativelyabundant, occurring miserite,ekanite, and sphene,in quartz-albite-aegirineveinlets with cerussiteand chlorargyritein an oxidizedassemblage derived and in albititesin syenitesof the Dara-Piozalkalic massii Tadzhi- from hessite,galena, and bornite. = kistan Thecolor is primroseyellow with a paleyellow streak, H 3/:, The nameis for the petrographerRauf BaratovichBaratov of spgr (meas)6.3, sp gr (calc)5.93. Fair cleavage on (010).Mono- p Tadzhikistan.Samples are preservedin the MineralogicalMu- clinicwith a 12.585,b 5.658, c 9.985A, I15" 35';space group Cc seumsof the Academyof Science,USSR and the Instituteof or CZ/c. The strongestlines of a powderpattern are: 3.16710, Mineralogy,Geochemistry, and Crystal Chemistryof Rare Ele- 3.08298, 5.0636, 2.8326, 3.3694, 4.8253,2.698 3 and4.089 2. = = ments.both in Moscow.M. F. Feeblepleochroism in paleyellowwith Z> X Y;a:1.982,8 2.095,1=2.19. Type specimensare at the British Museum(Natural History) Bari6ite* and the Universityof Paris.The nameis for the late Carl Friesof B. D. SrunulN eNp J A. MlNonnrNo(1976) Bari6ite, a new the U. S. CeologicalSurvey and the Instituto de Geologiaof the mineralfrom the Yukon. Mineral.Assoc. Canada. Abstr. Annu. NationalUniversity, Mexico. A. P. Meet.p.65.

Analysis(not given)gives the formula(Mgr.oFei.+rzFe|,*to (PO.), Darapiosite* (OH)0,, 7.85H,O, the Mg vivianite,It is monoclinic, analogof E. l. Sstrlslov,V. D. Dusllntov, A. P. KsoruvnKov,A. A. : C2/m,a 10.075,b 13.416,c 4.7604,0 104"52',Z 2. Thestrong- VoRoNKovAND M. E. Knz,cxov.{(1975) Darapiosite, a new esrX-ray linesare 6.71 100 020, 3.196 N i30, 2.95660 311, 201, mineral of the milarite group.Zapiski Vses.Mineralog. Obshch' 2.69970 22t,2.526 fi 241,2.4t835 101 . 104,583-585 (in Russian). Colorlessto paleblue, H lvr-2, spgr 2.42(2.44 calcd). Cleavage {010}perfect. Optically biaxial, positive, 2V 59L2', nsa 1.554,13 Analysisby M.E.K. gaveSiO, 63.65,ZtOz 5.00,Nbroo 0.90' 1.5647 1.595,r ( u weak,X = b, Z A c : 132o. FeO' 1.85,MnO 8.25,ZnO 7.85,LirO L74,RE:Os 0.96, CaO 0.57, The mineral occursas largeplates up to 12 cm in maximum NarO2.96, KrO 5.14,loss on ignition0.58, sum 99.45 percent. This dimensionand up to 5 cm thick. It occursin fracturesin a sideriLe gives(K1 2sNa,6Cas ul-i0.6s)Lio ?s(Zn'oMnr.r,) (ZroroFeo.zsNbo oz) iron formation in the Big Fish River-Blow River area, north- Si,r(O,OH)so,or (K,Na)'Li(M n,Zn)rZrSivOgr.Partial analysis of easternYukon Territory. a brownishsample by A. V. BykovagaveZnO E.75, MnO 11.35, The nameis for ProfessorLjudevit Bari6,mineralogist of the FerO, 2.78,Al present.The infraredspectrum is given. Universityof Zagreb,Yugoslavia. M.f. X-ray study(A.A.V) showedthe mineralto behexagonal, space

1053 1054 NEW MINERAL NAMES group probably P6/mcc, a 10.32,c 14 39A. The strongestlines (48 Moissanite-5H given)are'7.09 6002,4.13 5 t 122,3.2610t2-31,2.936.5 I t24,2.56 R. G. GEvonryAN,G. A. GunrrNa ANDF. V KrurNsrrr (1974) 5.5 2240. New polytype of natural moissanite from Armenia. Zapiski Ar- The mineral is colorless,white, rarely brownish or bluish. H 5, myan Otdel. Vses. Mineralog Obshch 7,106-ll0 (in Russian). sp gr 292 Opticially uniaxial, negative,c.r 1.580, e 1.575(both + Chem. Abstr. 84, no 2,7536 (19'76) 0.002). A blue variety is pleochroic, with O violet, E blue. The mineral occurs in massesup to 0.5 cm in diameter in the alkatic Material from the heavy fraction of an alluvium sample from the massifof Dara-Pioz, northern Tadzhikistan,associated with aegi- Dzoraget River in the Sevan-Amasii ophiolite zone gave by Laue rine and quartz, as well as sogdianite (vol. 54, p. l22l), eudialyte, study a 3 03, c 12 37A, correspondingto SiC-5H. M. F. schizolile,and polylithionite. The name is for the locality Type material is at the Miner- Sobolevskite+ alogicalMuseums of the Academy of Science,USSR and Institute of Mineralogy, Geochemistryand Crystal Chemistryof Rare Ele- T. L EvsrtcNrrvl, A. D. GENTTNrro V. A. Kover-pNxrn (1975) ments. both in Moscow. M. F. A new bismuthide of palladium, sobolevskite,and the no- menclature of minerals of the system PdBi-PdTe-PdSb. Zap. Francoanellite* Vses Mineral Obshch 104, 568-5'79[in Russian]. F. BeleNzeNo, L. DELL'ANNA,nNo M Drprrno (1976)Francoa- Microprobe analysesgave Pd 35.5,36.0, 34.4; Bi 64.0,64.0, 66.2; nellite,H6KsAlb(PO4)B l3HrO, a new mineral from the cavesof sums99.5, 1000, 100.6percent, corresponding to Pd, Pd1 Castellana, Puglia, southern ltaly Neues Jahrb Mineral., Mon- *Bi, 1oBi, Pdr or PdBi. atsh 1976, 49-57. orBi, Small amounts of Pt, Pb, Sb, and Te were sometimesdetected. Analysesof 2 samplesselected under the binocular microscope The X-ray powder pattern (21 lines)was indexedas hexagonal, gave P,O, 45.09,44.94:Al,O3 18.03,18.43; Fe,O, 2.97,2.68; CaO a - 4.23, c = 5.69 A though it contains5 weak unindexablelines; trace,(NHo)rO trace, Na,O 1.00,0.96; KrO 9.80,9 69,H"O 22.75, srrongestlinesare 3.07 l0 l0ll,2.26 l0 10i2,2.ll9It20, 1.6905 22.72, sum 99 64, 99.42 percent, corresponding to 10t3,t22, I t825 t124 H"(K, uNao,)(Al*Feos) (PO4)s. l3HrO The mineralis insoluble in The mineral occursas grains,usually less than 0 I mm in size,in water,readily solublein dilute HCI or HNO.. When the mineral is massive (mainly) and disseminated mooihoekite-chalcopyrite, heated,about 19 percent is lost up to 200', and about 4 percent troilite-pyrrhotite,and chalcopyrite-cubaniteores of the Oktyabr more slowly 200-550' The DTA curve showsa largeendothermic deposit. lt is most frequently observed in intergrowths with paolov- peak at l75o and a smallerexothermic peak at 575' The original ite and sperryliteand rarely with native silver,polarite, and other X-ray pattern is maintained up to 200', at 200-575"the mineral is platinum-groupminerals. In reflectedlight, sobolevskiteis grayish- amorphous, at 600' the pattern of AIPO, is given. The mineral white with a creamy tint, very similar to kotulskite.Birefringence hydratesto taranakite in air is distinct and pleochroism of birefringencenot observed. X-ray powder data (36 lines)are given for 2 natural compounds The mineral is strongly anisotropicunder crossednicols with dis- and 2 synthetics.The strongestlines of natural material are 13.83, tinct color effects in reddish-lilac and pale-cream shades. Reflect- 1375100;7 44,7.44 60,35;6.86,686 50,38,340,3.41 65,53, ance (percent,Rr'and Ro'): 480nm 52.2,46.7; 500nm 53.6, 48.3; 2799,2.808 62,49 The syntheticmaterial is, accordingto Smith 520nm56 l,50.4;540nm 57 7,52 4; 560nm59.7,54.3;580nm 61.0, and Brown (Am Mineral 44, 138-142, 1959), rhombohedral, R3c 55.5;600nm 62 0, 56.5;620nm63.5, 57.8; 640nm 65 0, 59.3;660nm or R3c,a 8 71, c 82 8A. 66 2, 60.2;680nm 67.5, 60.5; 700nm 68.3, 60 8; 720nm 68.7, 61.0; The mineral occurs as small nodular aggregates,0.1-0 2 mm 740nm 68.0, 6 | .3. Determined to be biaxial negative. diameter,or as earlhy pulverulentmasses, very soft.Color yellow- VH Nbo:236+28kglmm' ish white. Sp gr 2.26 + 0.02.Optically uniaxial posirive,o I 510,e The mineral is named after P. G. Sobolevski(1781-1841). Pol- I 5 I 5 (both + 0 002). lt occursat the contactof "terra rossa" with ished sectionsof sobolevskiteare preservedin MineralogicalMu- bat guano in the karst cave "Grotte di Castellana,"Puglia, Italy. seum of the Academy of Sciences,U.S.S.R. and in the Miner- The name is for Franco Anelli, formerly Professorof Geography alogical Museum of I G E.M , Academy of Sciences,U.S S R Universityof Bari, Italy, eminent speleologist,who discoveredthe Discussion cave M. F. Sobolevskiteis apparently polymorphous with polarite [,4n Iraqite* Mineral 55, l8l0 (1970)1.Single-crystal study desirableto confirm A LrvrNcsrorE, D. ArKrN, D HurcHrsoN nNo H M Al-Hsn- the symmetry and explain the five unindexed reflectionsof the vrzr (1976) lraqite, a new rare-earth mineral of the ekanite powder pattern. L. J. C. group Mineral. Mag 4O, 441-445.

Iraqite occurs in granite in contact with dolomitic marble. Sodium boltwoodite It has the composition (K, [(La,Ce),3sTho66Xo ,.] orlo,r) A. A. Curnurrov, D P SnesrrN AND I N. Gevnrlovn (1975) [Ca. or(La,Ce)or.Nao ,u](Si,u r?) (O3ee3Fo o?) where X : U, Pb, ".Alo Sodium boltwoodite, Doklady Akad. Nauk S S.S.,R 221, Zr, Fe, Mg, and Cu, and I/ is presumed to represent vacant sites. 195-197[in Russian]. The color is greenishyellow; H 4112;sp gr (calc) 3 28 and sp gr (Berman balance) 3 27. Iraqite is uniaxial negativewith o 1.590 Analysesby N N. Kuznetsovawere made of two samples.The and r 1.585 The space group is P4/mcc with a 7.61(l) and c first was made on earthy materialcontaining kaolinite, quartz, and 14 72(2)A. The strongestlines ofthe powder pattern are:5.28 100, small amounts of gypsum, calcite, and feldspar.The secondwas 3 3l 100,264 t00,7.36 80, 3.3880, 3.4060, 2.1740,'7.6230. made on radiating-fibrous aggregatescontaining calcite and The name is for the countrv of orisin. A. P. quartz. Thesegave UO. 44.00,59.57;P,Ou 0.40, not determined; NEW MINERAL NAMES I 055

SrO 0.09,-; CaO 090,4 35; PbO 0.51,-; K,O 2.50,3.10; Na,O aikinite, and a zincran bismuthian tetrahedrite, 407,4.21; H,O + 10.50,8.70;SiO' 29.70,14.70: ALO' 7.50,0.1; (Cu' uuZn,12C06 6rFeo 63) (Sb, rrBitouAso rr)Sr.. Color steel-gray, Fe,Og 0.50, 0.45; sum 100.77, 100.71percent. After deducting luster metallic, microhardness with 20 g load ranges ftom 210-220 impurities, these yield the formula: (HrO) (NaotK".)(UO,) kg, av.222 5 kglsq mm (sic!) At 30 g load this increasesto 223 (SiO,).H,O i e the sodium analogof boltwoodite,K(UOr) (SiOs) kglsq mm. In reflectedlight pale gray with a blue or lilac tint, (oH).2.5 H,O. birefringence distinct with color effects from pale rose-yellow to Laue, oscillation,and rotation diagramsshowed the mineral to dark greenish-gray.Anisotropy strong M.F' be orthorhombic, Laue classmmm, a 27.40 + 0.05,b 7.O2, c 6 65 L 0.O2A, Z : 8, sp gr (calc) 4.4, measuredby flotation 4.1. Space group D! : P212,2,.The strongestX-ray lines(37 given) are 6.921 400,6.71t0001 , 1t0,4708111,3.498120,3.37 E 701,3.108 021, New data 2.92t0 2t2, L920 173t. The mineral occurs in very small amounts in near-surfaceareas Curtisite, Idrialite' KarPatite of "arid regionsof the USSR" as powdery pale yellow crustsand Mex Br-uuEn (1975) Curtisite, idrialite, and pendletonite,poly- platy radiating fibrous aggregates.Cleavage perfect, {0t0} {001} cyclic aromatic hydrocarbon minerals: their composition and imperfect Optically biaxial, negative, ns a I .613-I .645, 'y origin. Chem, Geol 16' 245-256. 1.645-1.672,2V large Anomalous interferencecolors Pleochroic, X colorless,Z pale yellow Chromatographicseparations, followed by ultravioletand mass The name is for the comoosition.M, F. speclrometry,on material from the type localitiesshow that karpa- tite ["pendletonire,"Am Mineral 54, 329, (1969)] is nearly pure coronene,but that curtisite and idrialite are complex mixtures of polycyclic aromatic hydrocarbons They are not identical as pre- Unnamed Minerals viously supposedlAm Mineral 41, 168, (1956),50, 2109 (1965), 55, 1073(1970)1. Curtisite is suggestedto consistmainly of picene S E Hnccrnrv (1975) The chemistry and genesisof opaque and dibenzofluorene, also chrysene, benzofluorene, naphthe- mineralsin kimberlites Phys. Chem. Earth,9, 295-307. nochrysene,and tetrabenzothiophene;idrialite is suggestedto con- The first mineral, enclosedin phlogopite and mantled by ilme- sist mainly of naphthenopiceneand tribenzoffuorene,also ben- nite * perovskite,occurs in the DeBeersmine. Analysis (presum- zopicene, naphthenobenzopicene, pentabenzothiophane, and ably microprobe)gave TiO,53.16, Cr,O' 17.98,VrO3 8 46, Al,Os others M.F. 0 27, FeO I I 28, MgO 3.66, M nO 0.14, CaO 0.39, BaO 4.07, SiO, 020, sum 99.61 percent. The secondmineral forms mantleson "picroilmenite" (it is not facharanite clear whether this unnecessaryname refersto magnesianilmenite G Cr-rrp.J A. Gnno. G. W Lontiurn ,qNo H F W Tevlon or to geikielite)in samplesfrom the Kao kimberlitepipe, Lesotho (1975)Tacharanite. Mineral. Mag 40, I l3-126. Analysis gave TiO, 36.31, Fe,O, 33.22, Alzos 109, Cr,Or 036, MgO 396, MnO 0.33, CaO 23 78, SiO,0.l8, sum 99.23percent Tacharanite,describedin 1961, wasreported inAm. Mineral 47, M.F. 173(1962) with the comment "Structural study is neededbefore this can be accepted as a mineral species." In the meantime, materialcorresponding to tacharanitehas beenreported from two UnnamedAgrPb"Sb,oS27 and more localitiesin Scotlandin addition to the original locality M S. N,rrx (1975) Silver sulphosaltsin galena from Espeland, at Portree, from one locality in Ireland, and one in Germany. Norway. Norsk Geol Tidsskr 55, 185-189. Specimensfrom the type locality and from Huntly, Scotland,and Bramburg,Germany, have now beenexamined by electronand X- Electron microprobe analysesgave Pb 49.26,50.23: Ag 473, ray diffraction, and the latter two have been analyzed by micro- 4 89; Cu 0.52,0 26; Sb 26 62, 26 56; S 10.09,I 8.78;sum 10022, probe The composition approximatesto Ca,rAlrSirrOurH.u,and 1008l percent The mineral occurs as blebs up to 0.7 X 0.2 mm., X-ray powder and {iber rotation patternscan be referredIo an A- associatedwith freibergiteand (Ni,Co)SbS in wall rock It shows centeredmonocltnic pseudo-cellwith a l7 07, b 3 65, c 27 9 A,13 distinctbireflection with colors from olive greento bright yellowish 114l', Z = l. In the true cellb is certainly,and a and c probably, green Reflectivityis equal to that of galena,polishing hardness is doubled Small, reversiblechanges in the pseudo-cellparameters lower M.F. occur on heating below 200' C. Tacharaniteshows some resem- blancesto tobermorite, but there are also significantdifferences.

Unnamed CunBiSo Discussion S. D. BulcnzrNn, E I KuzrNrsovA ANDA. P Slvusnnpv(1975) It appears that tacharanite is now well establishedas a valid Composition of two bismuth copper sulfosaltsfrom skarn de- species,but identification may be expectedto be a difficult matter. posits of the Sayak grotp Doklady Akad. Nauk .S'9,SR,222, A.P. 183-185[in Russian].

Electron microprobe analysisgave Cu 44.5 + I, Bi 34.0 + 0.5, ,,Winchite" Ag 0.3, S 21.5 + l, sum 100.3percent (Fe, Co,Zn, Sb, As not found), correspondrngto Curc Bio.S.r. The mineral occurs in V. K. NAvAK nNr B. E. Lrnrl (1975)On "winchite" from the veinlets cutting recrystallizedgarnet skarns and as irregular to original locality at Kajlidongri, lndta. Mineral Mag. 40, elongatedinclusions in chalcopyrite,associated with hessite,gold, 395-399 1056 NEIY MINERAL NAMES

A new analysis of the violet amphibole from the original lo- to support the alternative view that there is a wide range of blue cality for winchite agrees with another analysis in differing sub- alkali and Na-Ca amphibole compositions at Kajlidongri, and the stantially from the original winchite composition and name winchite should be restricted to compositions between ferri- is (Ko ,rNa2 ,oCaor.[Alo ,gTinooFel+rr Fdo+.rMno orMgs rr)Si, orOrr,ou winchite Ca NaMguFdrSisOrr(OH,F,Cl), and alumino-winchite (OH), *, It is essentially a magnesio-arfvedsonite.Although it is CaNaMguAlSi,Orr(OH,F,Cl)2. X-ray, density, and optical data on possible that the original analysis was unreliable, evidenceis given the analyzed mineral are given. A.P.