Knowledge (XXG)

Mogovidite

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695: 336:. The formula given is based on the original one but extended to show the presence of cyclic silicate groups. It is similar to feklichevite, differing from it in the presence of essential vacancies (at the M3 site) and 643:, new eudialyte-group minerals from calcium-rich agpaitic pegmatites of the Kovdor massif, Kola Peninsula. Zapiski Rossiyskogo Mineralogicheskogo Obshchestva 134(6), 36–47 (in Russian, with English abstract) 392:
massif, Kola Peninsula, Russia. The mineral name is of geographical origin – mogovidite is named after Mt. Mogo-Vid located in the vicinity of type locality. Association of mogovidite:
736: 729: 108: 340:
group. Another specific feature is the dominance of ferric iron – a feature shared with other eudialyte-group members, including
780: 770: 722: 775: 118: 528: 765: 567:
Chukanov, N.V., Moiseyev, M.M., Rastsvetayeva, R.K., Rozenberg, K.A., and Zadov, A.E., 2005. Golyshevite (Na,Ca)
760: 755: 98: 224: 493: 511: 214: 179: 706: 702: 501: 252: 42: 666: 694: 653: 274: 497: 365: 128: 749: 515: 204: 140: 35: 345: 341: 377: 357: 349: 163: 151: 461: 449: 445: 421: 417: 413: 401: 385: 337: 364:-dominant, however on three (not two) sites: M(1), N(3) and N(4). It has a 453: 441: 425: 393: 353: 133: 506: 481: 545: 405: 381: 361: 234: 457: 429: 409: 397: 389: 710: 654:
http://www.handbookofmineralogy.org/pdfs/mogovidite.pdf
261: 251: 243: 233: 223: 213: 203: 195: 190: 178: 162: 139: 127: 117: 107: 97: 41: 31: 26: 21: 186:c = 29.98  (approximated); Z = 3 730: 8: 737: 723: 440:Chemical impurities in mogovidite include 505: 540: 538: 536: 332: 328: 324: 320: 316: 312: 308: 304: 300: 296: 292: 288: 284: 280: 89: 85: 81: 77: 73: 69: 65: 61: 57: 53: 472: 563: 561: 559: 557: 555: 553: 18: 7: 691: 689: 652:Handbook of Mineralogy, Mogovidite, 546:http://www.mindat.org/min-27487.html 482:"IMA–CNMNC approved mineral symbols" 257:nω = 1.62, nε = 1.61 (approximated) 709:. You can help Knowledge (XXG) by 14: 693: 380:, mogovidite was discovered in 701:This article about a specific 273:is a very rare mineral of the 16:Mineral of the eudialyte group 1: 797: 688: 372:Occurrence and association 667:"Mogovidite Mineral Data" 145:Hexagonal scalenohedral ( 781:Silicate mineral stubs 486:Mineralogical Magazine 199:Brown to reddish-brown 771:Iron(II,III) minerals 603:O, and Mogovidite, Na 384:-bearing peralkaline 109:Strunz classification 544:Mindat, Mogovidite, 507:10.1180/mgm.2021.43 498:2021MinM...85..291W 480:Warr, L.N. (2021). 209:grains and crystals 119:Dana classification 776:Zirconium minerals 436:Notes on chemistry 244:Optical properties 718: 717: 665:Barthelmy, Dave. 268: 267: 788: 766:Calcium minerals 739: 732: 725: 703:silicate mineral 697: 690: 681: 680: 678: 677: 662: 656: 650: 644: 565: 548: 542: 531: 526: 520: 519: 509: 477: 368:of 3,066.24 gm. 335: 253:Refractive index 173: 157: 148: 92: 48: 47:(repeating unit) 19: 796: 795: 791: 790: 789: 787: 786: 785: 761:Sodium minerals 746: 745: 744: 743: 686: 684: 675: 673: 664: 663: 659: 651: 647: 642: 638: 634: 630: 626: 622: 618: 614: 610: 606: 602: 598: 594: 590: 586: 582: 578: 574: 570: 566: 551: 543: 534: 529:Mineralienatlas 527: 523: 479: 478: 474: 470: 438: 374: 356:. Similarly to 334: 330: 326: 322: 318: 314: 310: 306: 302: 298: 294: 290: 286: 282: 278: 277:, with formula 275:eudialyte group 239:2.91 (measured) 185: 171: 155: 150: 146: 93:(original form) 91: 87: 83: 79: 75: 71: 67: 63: 59: 55: 51: 46: 45: 17: 12: 11: 5: 794: 792: 784: 783: 778: 773: 768: 763: 758: 756:Cyclosilicates 748: 747: 742: 741: 734: 727: 719: 716: 715: 698: 683: 682: 671:webmineral.com 657: 645: 640: 636: 632: 628: 624: 620: 616: 612: 608: 604: 600: 596: 592: 588: 584: 580: 576: 572: 568: 549: 532: 521: 492:(3): 291–320. 471: 469: 466: 437: 434: 373: 370: 366:molecular mass 266: 265: 263: 259: 258: 255: 249: 248: 245: 241: 240: 237: 231: 230: 227: 221: 220: 217: 211: 210: 207: 201: 200: 197: 193: 192: 191:Identification 188: 187: 182: 176: 175: 166: 160: 159: 143: 137: 136: 131: 129:Crystal system 125: 124: 121: 115: 114: 111: 105: 104: 101: 95: 94: 49: 39: 38: 33: 29: 28: 24: 23: 15: 13: 10: 9: 6: 4: 3: 2: 793: 782: 779: 777: 774: 772: 769: 767: 764: 762: 759: 757: 754: 753: 751: 740: 735: 733: 728: 726: 721: 720: 714: 712: 708: 704: 699: 696: 692: 687: 672: 668: 661: 658: 655: 649: 646: 564: 562: 560: 558: 556: 554: 550: 547: 541: 539: 537: 533: 530: 525: 522: 517: 513: 508: 503: 499: 495: 491: 487: 483: 476: 473: 467: 465: 463: 459: 455: 452:, with trace 451: 447: 443: 435: 433: 431: 427: 423: 419: 415: 411: 407: 403: 399: 395: 391: 387: 383: 379: 371: 369: 367: 363: 359: 355: 351: 347: 343: 339: 276: 272: 264: 260: 256: 254: 250: 246: 242: 238: 236: 232: 228: 226: 222: 218: 216: 212: 208: 206: 205:Crystal habit 202: 198: 194: 189: 183: 181: 177: 170: 167: 165: 161: 153: 144: 142: 141:Crystal class 138: 135: 132: 130: 126: 122: 120: 116: 112: 110: 106: 102: 100: 96: 50: 44: 40: 37: 36:Cyclosilicate 34: 30: 25: 20: 711:expanding it 700: 685: 674:. Retrieved 670: 660: 648: 524: 489: 485: 475: 439: 375: 346:fengchengite 342:feklichevite 270: 269: 247:Uniaxial (−) 168: 378:golyshevite 358:golyshevite 350:golyshevite 299:[]Si(Si 184:a = 14.23, 164:Space group 750:Categories 676:2016-02-29 468:References 386:pegmatites 271:Mogovidite 262:References 152:H-M symbol 99:IMA symbol 22:Mogovidite 516:235729616 462:lanthanum 450:manganese 446:potassium 422:scolecite 418:pectolite 414:nepheline 402:andradite 338:carbonate 180:Unit cell 454:titanium 442:chlorine 426:titanite 394:aegirine 360:, it is 354:ikranite 225:Tenacity 215:Cleavage 134:Trigonal 72:[]Si 32:Category 615:(Fe,Fe) 607:(Ca,Na) 575:(Fe,Fe) 494:Bibcode 406:calcite 388:of the 382:calcium 362:calcium 291:(Fe,Fe) 283:(Ca,Na) 235:Density 229:Brittle 113:9.CO.10 64:(Fe,Fe) 56:(Ca,Na) 43:Formula 27:General 635:)(OH,H 514:  460:, and 458:cerium 448:, and 430:zircon 410:humite 398:augite 390:Kovdor 327:)(OH,H 123:64.1.6 84:)(OH,H 705:is a 595:)(OH) 512:S2CID 196:Color 707:stub 583:NbSi 352:and 158:2/m) 631:(CO 591:(CO 502:doi 376:As 323:(CO 311:(Si 154:: ( 149:m) 103:Mgo 80:(CO 752:: 669:. 639:O) 629:72 625:25 623:Si 619:Zr 611:Ca 599:·H 589:72 585:25 579:Zr 571:Ca 569:10 552:^ 535:^ 510:. 500:. 490:85 488:. 484:. 464:. 456:, 444:, 432:. 428:, 424:, 420:, 416:, 412:, 408:, 404:, 400:, 348:, 344:, 331:O) 305:27 295:Zr 287:Ca 279:Na 219:No 88:O) 78:72 74:25 68:Zr 60:Ca 52:Na 738:e 731:t 724:v 713:. 679:. 641:4 637:2 633:3 627:O 621:3 617:2 613:6 609:6 605:9 601:2 597:3 593:3 587:O 581:3 577:2 573:9 518:. 504:: 496:: 396:- 333:4 329:2 325:3 321:2 319:) 317:9 315:O 313:3 309:2 307:) 303:O 301:9 297:3 293:2 289:6 285:6 281:9 174:m 172:3 169:R 156:3 147:3 90:4 86:2 82:3 76:O 70:3 66:2 62:6 58:6 54:9

Index

Cyclosilicate
Formula
IMA symbol
Strunz classification
Dana classification
Crystal system
Trigonal
Crystal class
H-M symbol
Space group
Unit cell
Crystal habit
Cleavage
Tenacity
Density
Refractive index
eudialyte group
carbonate
feklichevite
fengchengite
golyshevite
ikranite
golyshevite
calcium
molecular mass
golyshevite
calcium
pegmatites
Kovdor
aegirine

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