536:
555:
570:
486:
36:
793:
535:
554:
838:
569:
872:
708:
743:
Robl, Christian; Kuhs, Werner F. (1991). "A neutron diffraction study on hydrogen bonding in the mineral mellite (Al
753:
90:
206:
877:
514:
252:
867:
857:
725:
831:
720:
862:
526:
80:
882:
143:
824:
196:
186:
761:
622:
541:
8:
560:
503:
242:
232:
765:
626:
640:
589:
176:
662:
773:
644:
499:
769:
630:
424:
377:
361:
280:
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58:
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419:
system and occurs both in good crystals and as formless masses. It is soft with a
812:
730:
545:
334:
808:
485:
451:
100:
171:
Elongated bipyramidal prismatic; as nodules and coatings, fine-grained massive
851:
716:
522:
518:
420:
369:
298:
166:
112:
696:
321:
318:
308:
127:
635:
610:
804:
416:
119:
105:
678:
576:
435:
365:
412:
20:
800:
471:
455:
447:
439:
404:
373:
357:
35:
443:
431:
372:, and specifically as aluminium benzenehexacarboxylate hexadeca
161:
Honey-yellow, deep red, pale shades of red, brown, gray, white;
792:
709:
475:
459:
408:
400:
479:
663:
http://rruff.geo.arizona.edu/doclib/hom/mellite.pdf
148:
a = 15.53 Å, c = 23.19 Å; Z = 8
849:
832:
692:
690:
688:
839:
825:
658:
656:
654:
685:
634:
442:. It has subsequently also been found in
742:
697:http://webmineral.com/data/Mellite.shtml
673:
671:
484:
430:It was discovered originally in 1789 at
651:
506:and consists of slightly distorted Al(H
275:Uniaxial (-) may be anomalously biaxial
850:
668:
478:material with aluminium derived from
313:Weak; O = yellowish brown; E = yellow
787:
611:"IMA–CNMNC approved mineral symbols"
608:
364:. It is chemically identified as an
326:Pale yellow to blue (LW & SW UV)
467:"honey", in allusion to its color.
13:
502:of mellite has been determined by
14:
894:
489:Cut and polished mellite gemstone
474:and is assumed to be formed from
117:Ditetragonal dipyramidal (4/mmm)
791:
568:
553:
534:
34:
799:This article about a specific
736:
702:
602:
458:. It was named from the Greek
1:
595:
811:. You can help Knowledge by
774:10.1016/0022-4596(91)90246-E
493:
470:It is found associated with
7:
873:Minerals in space group 142
583:
10:
899:
786:
710:
460:
423:of 2 to 2.5 and has a low
407:which can be polished and
257:Transparent to translucent
237:Vitreous, resinous, greasy
18:
415:. It crystallizes in the
340:
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142:
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79:
57:
47:
42:
33:
28:
527:water of crystallization
181:poor/indistinct on {023}
19:Not to be confused with
726:A Greek–English Lexicon
665:Handbook of Mineralogy
615:Mineralogical Magazine
563:of the asymmetric unit
490:
717:Liddell, Henry George
488:
331:Other characteristics
91:Strunz classification
878:Luminescent minerals
754:J. Solid State Chem.
542:Ball-and-stick model
399:It is a translucent
868:Tetragonal minerals
766:1991JSSCh..92..101R
636:10.1180/mgm.2021.43
627:2021MinM...85..291W
609:Warr, L.N. (2021).
561:space-filling model
504:neutron diffraction
858:Aluminium minerals
590:Mellitic anhydride
491:
272:Optical properties
820:
819:
575:Packing of 3×3×3
500:crystal structure
411:to form striking
347:
346:
890:
863:Organic minerals
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572:
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463:
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425:specific gravity
378:chemical formula
362:organic chemical
356:, is an unusual
281:Refractive index
263:Specific gravity
227:
226:
222:
219:
211:
201:Slightly sectile
64:
63:(repeating unit)
52:Organic minerals
38:
26:
25:
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731:Perseus Project
707:
703:
699:Webmineral data
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586:
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549:
546:asymmetric unit
539:
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292:
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224:
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137:
122:: (4/m 2/m 2/m)
118:
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62:
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24:
17:
16:Organic mineral
12:
11:
5:
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865:
860:
844:
843:
836:
829:
821:
818:
817:
796:
780:
779:
760:(1): 101–109.
748:
744:
735:
701:
684:
667:
650:
621:(3): 291–320.
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552:
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533:
519:hydrogen bonds
511:
507:
495:
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452:Czech Republic
393:
389:
385:
381:
360:being also an
352:, also called
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153:Identification
150:
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101:Crystal system
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55:
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45:
44:
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31:
30:
15:
9:
6:
4:
3:
2:
895:
884:
883:Mineral stubs
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842:
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828:
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802:
797:
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790:
789:
785:
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771:
767:
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755:
751:O) at 15 K".
739:
732:
728:
727:
722:
721:Scott, Robert
718:
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674:
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591:
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571:
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562:
556:
551:
547:
543:
537:
532:
531:
530:
528:
524:
520:
516:
505:
501:
487:
483:
481:
477:
473:
468:
466:
457:
453:
449:
445:
441:
437:
433:
428:
426:
422:
421:Mohs hardness
418:
414:
410:
406:
402:
397:
379:
375:
371:
370:mellitic acid
367:
363:
359:
355:
351:
343:
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336:
333:
329:
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316:
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300:
299:Birefringence
296:
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230:
213:
208:
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190:
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184:
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168:
167:Crystal habit
164:
160:
156:
151:
147:
145:
141:
134:
131:
129:
125:
121:
116:
114:
113:Crystal class
110:
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98:
94:
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88:
84:
82:
78:
66:
60:
56:
53:
50:
46:
41:
37:
32:
27:
22:
813:expanding it
798:
783:
757:
752:
738:
724:
704:
618:
614:
604:
497:
469:
464:
429:
398:
353:
349:
348:
335:Pyroelectric
322:fluorescence
132:
525:anions and
376:, with the
319:Ultraviolet
309:Pleochroism
253:Diaphaneity
128:Space group
852:Categories
805:mineraloid
596:References
577:unit cells
548:of mellite
517:linked by
417:tetragonal
403:-coloured
354:honeystone
341:References
207:Mohs scale
191:conchoidal
120:H-M symbol
106:Tetragonal
81:IMA symbol
679:"Mellite"
645:235729616
523:mellitate
515:octahedra
494:Structure
436:Thuringia
413:gemstones
366:aluminium
303:δ = 0.028
289:= 1.539 n
144:Unit cell
584:See also
427:of 1.6.
368:salt of
210:hardness
197:Tenacity
187:Fracture
177:Cleavage
95:10.AC.05
48:Category
21:Melilite
801:mineral
762:Bibcode
729:at the
623:Bibcode
544:of the
472:lignite
456:Hungary
448:Austria
440:Germany
409:faceted
405:crystal
374:hydrate
358:mineral
350:Mellite
293:= 1.511
223:⁄
59:Formula
43:General
29:Mellite
643:
454:, and
450:, the
444:Russia
432:Artern
243:Streak
233:Luster
807:is a
747:· 16H
641:S2CID
476:plant
401:honey
388:(COO)
247:White
158:Color
809:stub
711:μέλι
521:to
498:The
480:clay
465:meli
461:μέλι
392:·16H
267:1.64
138:/acd
71:·16H
803:or
770:doi
631:doi
434:in
396:O.
85:Mel
854::
768:.
758:92
723:;
719:;
715:.
687:^
670:^
653:^
639:.
629:.
619:85
617:.
613:.
529:.
510:O)
482:.
446:,
438:,
380:Al
214:2-
133:I4
67:Al
840:e
833:t
826:v
815:.
776:.
772::
764::
749:2
745:2
733:.
681:.
647:.
633::
625::
512:6
508:2
394:2
390:6
386:6
384:C
382:2
291:ε
287:ω
285:n
225:2
221:1
218:+
216:2
136:1
75:O
73:2
69:2
23:.
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