Deltalumite - Revision history

Apm: /* Related */ added link to Tistarite

2025-11-27T17:42:05Z

Related: added link to Tistarite

← Older revision		Revision as of 19:42, 27 November 2025
Line 19:		Line 19:
	* [[Gemstone]]		* [[Gemstone]]
	* '''[[Base materials with high potential]]'''		* '''[[Base materials with high potential]]'''
			----
			* [[Tistarite]] … a titanium oxide with sapphire stoichometry and structure (unusual)

	== External links ==		== External links ==

Apm: /* Related */ added Base materials with high potential

2025-11-27T17:35:43Z

Related: added Base materials with high potential

← Older revision		Revision as of 19:35, 27 November 2025
Line 18:		Line 18:
	* [[Base materials with high potential]]		* [[Base materials with high potential]]
	* [[Gemstone]]		* [[Gemstone]]
			* '''[[Base materials with high potential]]'''

	== External links ==		== External links ==

Apm: /* Related */

2024-02-16T09:29:33Z

← Older revision		Revision as of 11:29, 16 February 2024
Line 15:		Line 15:
	== Related ==		== Related ==

			* [[Leukosapphire]]
	* [[Base materials with high potential]]		* [[Base materials with high potential]]
	* [[Gemstone]]		* [[Gemstone]]
	* [[Leukosapphire]]

	== External links ==		== External links ==

Apm: Some cleanup

2024-02-16T09:29:15Z

Some cleanup

← Older revision		Revision as of 11:29, 16 February 2024
Line 1:		Line 1:
	{{stub}}		{{stub}}

	A polymorph of [[leukosapphire]]. <br>		A polymorph of [[leukosapphire]]. Oxospinel type structure. <br>
	This compound/material/gemstone is interesting because normally Al<sub>2</sub>O<sub>3</sub> forms [[leukosapphire]] ([[corundum structure]]).		This compound/material/gemstone is interesting because normally Al<sub>2</sub>O<sub>3</sub> forms [[leukosapphire]] ([[corundum structure]]).

	'''Al<sub>2</sub>O<sub>3</sub> Deltalumite''' (δ form of corundum, polymorph of [[sapphire]]) – tetragonal – Mohs ?? (likely quite hard) – [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Deltalumite]		'''Al<sub>2</sub>O<sub>3</sub> Deltalumite''' (δ form of corundum, polymorph of [[sapphire]]) – tetragonal – Mohs ?? (likely quite hard) – [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Deltalumite]
Line 8:		Line 8:
	Its structural formula can be written as (Al<sub>0.67</sub>◻<sub>0.33</sub>)Al<sub>2</sub>O<sub>4</sub>, where ◻ is a vacancy.		Its structural formula can be written as (Al<sub>0.67</sub>◻<sub>0.33</sub>)Al<sub>2</sub>O<sub>4</sub>, where ◻ is a vacancy.

	~~Oxospinel type structure.~~		== Misc ==

	~~== Papers ==~~		How to spell this? Deltalumite? Delt-alumite? Delta-lumite? Delta-alumite? <br>
			Too much candy to pick from.
	~~"Deltalumite, a new natural modification of alumina with spinel-type structure"~~
	* Researchgate Jannuary 2019 [https://www.researchgate.net/publication/345362779_Deltalumite_a_new_natural_modification_of_alumina_with_spinel-type_structure]
	* Researchgate December 2020 [https://www.researchgate.net/publication/349128285_Deltalumite_a_New_Natural_Modification_of_Alumina_with_a_Spinel-Type_Structure]
	* [https://www.semanticscholar.org/paper/Deltalumite%2C-a-New-Natural-Modification-of-Alumina-Pekov-Anikin/403a9a67ff0454c5c562f9aa0ff2cdd142c31ac7/figure/3 (semanticscholar)] << Images!

	How to spell this? Delt-alumite? Delta-lumite? Delta-alumite?

	== Related ==		== Related ==
Line 28:		Line 22:

	* [https://www.wikidata.org/wiki/Q27013457 (on wikidata)]		* [https://www.wikidata.org/wiki/Q27013457 (on wikidata)]
	* Paper including figures showing projections of the structure <br>https://link.springer.com/article/10.1134/S1075701520070089
	* [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Deltalumite (on mineralienatlas.de)]		* [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Deltalumite (on mineralienatlas.de)]
	* [https://www.mindat.org/min-47933.html (on mindat.org)]		* [https://www.mindat.org/min-47933.html (on mindat.org)]
	{{wikitodo\|Links seem to be broken, paper abstracts removed?!}}		{{wikitodo\|Links seem to be broken, paper abstracts removed?!}}

			=== Papers ===

			"Deltalumite, a new natural modification of alumina with spinel-type structure"
			* Researchgate Jannuary 2019 [https://www.researchgate.net/publication/345362779_Deltalumite_a_new_natural_modification_of_alumina_with_spinel-type_structure]
			* Researchgate December 2020 [https://www.researchgate.net/publication/349128285_Deltalumite_a_New_Natural_Modification_of_Alumina_with_a_Spinel-Type_Structure]
			* [https://www.semanticscholar.org/paper/Deltalumite%2C-a-New-Natural-Modification-of-Alumina-Pekov-Anikin/403a9a67ff0454c5c562f9aa0ff2cdd142c31ac7/figure/3 (semanticscholar)] << Images!
			* Paper including figures showing projections of the structure <br>https://link.springer.com/article/10.1134/S1075701520070089

Apm: /* External links */ Moved links to mineral pages over from page White sapphire.

2024-02-16T09:26:02Z

External links: Moved links to mineral pages over from page White sapphire.

← Older revision		Revision as of 11:26, 16 February 2024
Line 27:		Line 27:
	== External links ==		== External links ==

	* https://www.wikidata.org/wiki/Q27013457		* [https://www.wikidata.org/wiki/Q27013457 (on wikidata)]
	* Paper including figures showing projections of the structure <br>https://link.springer.com/article/10.1134/S1075701520070089		* Paper including figures showing projections of the structure <br>https://link.springer.com/article/10.1134/S1075701520070089
			* [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Deltalumite (on mineralienatlas.de)]
			* [https://www.mindat.org/min-47933.html (on mindat.org)]
			{{wikitodo\|Links seem to be broken, paper abstracts removed?!}}

Apm: moved stuff from page White sapphire to section == Papers == here

2024-02-16T09:22:37Z

moved stuff from page White sapphire to section == Papers == here

← Older revision		Revision as of 11:22, 16 February 2024
Line 9:		Line 9:

	Oxospinel type structure.		Oxospinel type structure.

			== Papers ==

			"Deltalumite, a new natural modification of alumina with spinel-type structure"
			* Researchgate Jannuary 2019 [https://www.researchgate.net/publication/345362779_Deltalumite_a_new_natural_modification_of_alumina_with_spinel-type_structure]
			* Researchgate December 2020 [https://www.researchgate.net/publication/349128285_Deltalumite_a_New_Natural_Modification_of_Alumina_with_a_Spinel-Type_Structure]
			* [https://www.semanticscholar.org/paper/Deltalumite%2C-a-New-Natural-Modification-of-Alumina-Pekov-Anikin/403a9a67ff0454c5c562f9aa0ff2cdd142c31ac7/figure/3 (semanticscholar)] << Images!

			How to spell this? Delt-alumite? Delta-lumite? Delta-alumite?

	== Related ==		== Related ==

Apm at 10:19, 30 August 2022

2022-08-30T10:19:48Z

← Older revision		Revision as of 12:19, 30 August 2022
Line 7:		Line 7:

	Its structural formula can be written as (Al<sub>0.67</sub>◻<sub>0.33</sub>)Al<sub>2</sub>O<sub>4</sub>, where ◻ is a vacancy.		Its structural formula can be written as (Al<sub>0.67</sub>◻<sub>0.33</sub>)Al<sub>2</sub>O<sub>4</sub>, where ◻ is a vacancy.

			Oxospinel type structure.

	== Related ==		== Related ==
Line 17:		Line 19:

	* https://www.wikidata.org/wiki/Q27013457		* https://www.wikidata.org/wiki/Q27013457
			* Paper including figures showing projections of the structure <br>https://link.springer.com/article/10.1134/S1075701520070089

Apm at 10:16, 30 August 2022

2022-08-30T10:16:12Z

← Older revision		Revision as of 12:16, 30 August 2022
Line 5:		Line 5:

	'''Al<sub>2</sub>O<sub>3</sub> Deltalumite''' (δ form of corundum, polymorph of [[sapphire]]) – tetragonal – Mohs ?? (likely quite hard) – [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Deltalumite]		'''Al<sub>2</sub>O<sub>3</sub> Deltalumite''' (δ form of corundum, polymorph of [[sapphire]]) – tetragonal – Mohs ?? (likely quite hard) – [https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Deltalumite]

			Its structural formula can be written as (Al<sub>0.67</sub>◻<sub>0.33</sub>)Al<sub>2</sub>O<sub>4</sub>, where ◻ is a vacancy.

	== Related ==		== Related ==

Apm at 10:11, 30 August 2022

2022-08-30T10:11:51Z

← Older revision		Revision as of 12:11, 30 August 2022
Line 11:		Line 11:
	* [[Gemstone]]		* [[Gemstone]]
	* [[Leukosapphire]]		* [[Leukosapphire]]

			== External links ==

			* https://www.wikidata.org/wiki/Q27013457

Apm: Apm moved page Deltalumide to Deltalumite without leaving a redirect: misspelling

2022-08-30T09:46:33Z

Apm moved page Deltalumide to Deltalumite without leaving a redirect: misspelling

← Older revision	Revision as of 11:46, 30 August 2022
(No difference)