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| Formula: |
| ||||||||
| System: | Hexagonal | Colour: | Colourless, light green | ||||||
| Lustre: | Vitreous | Hardness: | 7½ - 8 | ||||||
| Name: | Named for Diaoyudao Island, the Chinese name for the Senkaku islands. | ||||||||
Classification of Diaoyudaoite | |
| IMA status: | Approved 1985 |
| Explanation of status: | Perhaps an industrial waste product dumped into the ocean and not a true mineral. |
| Strunz 8th edition ID: | 4/B.08-10 |
| Nickel-Strunz 10th (pending) edition ID: | 4.CC.45 4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates) C : Metal: Oxygen = 2: 3,3: 5, and similar C : With large and medium-sized cations |
| Dana 8th edition ID: | 7.11.12.1 7 : MULTIPLE OXIDES 11 : Miscellaneous |
| Hey's CIM Ref.: | 7.2.2 7 : Oxides and Hydroxides 2 : Oxides of the alkali metals |
| ICSD 63263 |
| PDF 45-1451 |
原文由 大陆(handsomeland) 发表:
真不假，原始出处竟不是正规期刊，二是Private communication.
Entry # 00-045-1451
Phase classification
Name Sodium Aluminum Oxide
Mineral Name Diaoyudaoite
Formula NaAl11O17
Pearson symbol hP58
Quality B (None)
Bibliographic data
Publication
Reference Lu-lu, X., Fudan Univ., Shanghai, People's Republic of China, Private Communication, (1993)
Crystal structure
Published crystallographic data
Space group P63/mmc (194)
Crystal system hexagonal
Cell parameters a=5.602 Å c=22.626 Å
Cell volume 614.93 Å3
Z 2
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