Halloysite is an aluminosilicate clay mineral with the empirical formula Al2Si2O5(OH)4. Its main constituents are oxygen (55.78%), silicon (21.76%), aluminium...
20 KB (1,890 words) - 17:28, 5 October 2024
conditions and to halloysite-10Å (endellite) in acidic conditions (pH 5 or lower). Halloysite-10Å can further transform into halloysite-7Å by drying. Montmorillonite...
15 KB (1,479 words) - 11:06, 15 February 2024
cation-exchange capacity (1–15 meq/100 g). Rocks that are rich in kaolinite, and halloysite, are known as kaolin (/ˈkeɪ.əlɪn/) or china clay. In many parts of the...
51 KB (5,570 words) - 05:07, 21 January 2025
of Coastal Research: 97–112. JSTOR 25736978. Bates, Thomas F. (1962). "Halloysite and Gibbsite Formation in Hawaii". Clays and Clay Minerals. pp. 315–328...
238 KB (22,819 words) - 19:20, 20 January 2025
groups: Kaolin group which includes the minerals kaolinite, dickite, halloysite, and nacrite (polymorphs of Al2Si2O5(OH)4). Some sources include the...
26 KB (2,840 words) - 14:16, 31 July 2024
Lizardite – Mg3Si2O5(OH)4 Clay minerals group 1:1 clay minerals (TO) Halloysite – Al2Si2O5(OH)4 Kaolinite – Al2Si2O5(OH)4 2:1 clay minerals (TOT) Pyrophyllite...
20 KB (1,897 words) - 18:21, 16 July 2024
60-120 35-60 15-17 Kaolinite 30-110 25-40 25-29 Hydrated halloysite 50-70 47-60 Dehydrated halloysite 35-55 30-45 Attapulgite 160-230 100-120 Chlorite 44-47...
13 KB (1,667 words) - 21:16, 13 December 2024
55.78% oxygen. It has the same composition as kaolinite, nacrite, and halloysite, but with a different crystal structure (polymorph). Dickite sometimes...
14 KB (1,669 words) - 20:01, 15 May 2024
elements, recrystallizing feldspar into clay minerals such kaolinite, halloysite, and montmorillonite. In tropical regions where precipitation is high...
155 KB (16,597 words) - 21:58, 11 January 2025
Sylwia (October 31, 2019). "Characterization of Diatomaceous Earth and Halloysite Resources of Poland". Minerals. 9 (11): 670. Bibcode:2019Mine....9..670L...
41 KB (4,411 words) - 03:47, 16 January 2025
of hollow spherules ~3–5 nm in diameter. Allophane can alter to form halloysite under resilicating aqueous conditions and can alter to form gibbsite under...
4 KB (325 words) - 03:12, 24 January 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
38 KB (4,191 words) - 10:22, 14 January 2025
(July 2019). "Experimental Investigation on Micro Milling of Polyester/Halloysite Nano-Clay Nanocomposites". Nanomaterials. 9 (7): 917. doi:10.3390/nano9070917...
22 KB (2,793 words) - 16:02, 19 January 2025
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
42 KB (4,847 words) - 01:40, 1 January 2025
Hagendorfite Haggertyite Haidingerite Haiweeite Håleniusite-(La) Halite Halloysite Halotrichite Hambergite Hanksite Hapkeite Hardystonite Harmotome Hauerite...
43 KB (2,846 words) - 19:16, 19 December 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
22 KB (2,204 words) - 12:12, 23 November 2024
nanospheres (with controlled size) when it is grown in the presence of halloysite nanotubes. The high pH and high temperature of the aqueous solution helps...
6 KB (496 words) - 02:47, 22 November 2024
Nano-Structures and Nano-Objects. His most cited work concerns the application of a Halloysite clay nanotube to achieve a delayed release of antioxidants in a rubber...
5 KB (434 words) - 01:52, 13 May 2024
mineral assemblage consisting of hematite, gibbsite, goethite, anatase, halloysite and kaolinite. Laterite ores were the major source of early nickel.: 1 ...
36 KB (3,979 words) - 09:47, 11 September 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
11 KB (1,117 words) - 15:57, 13 December 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
25 KB (2,271 words) - 08:16, 11 January 2025
including népouite. Associated minerals include calcite, chlorite, goethite, halloysite, nontronite, pimelite, quartz, sepiolite, serpentine, talc and willemseite...
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different cases, this name could mean different minerals, most often halloysite (from the proper name), saponite (soapstone),: 187 bentonite or montmorillonite...
12 KB (1,495 words) - 17:54, 31 October 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
16 KB (1,663 words) - 20:44, 18 January 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
12 KB (1,252 words) - 06:05, 16 November 2024
soils on anorthosite have a dominance of 1:1 clay minerals (kaolinite and halloysite) in contrast to more mafic rock over which 2:1 clays develop. Anorthosite...
26 KB (3,128 words) - 01:08, 17 October 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
24 KB (2,777 words) - 15:35, 26 November 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
21 KB (2,265 words) - 05:40, 23 October 2024
clintonite, annite, phlogopite) and quartz. Calcite, sauconite, beidellite, halloysite, thomsonite, goethite, maghemite, opal, moganite, nickel hexahydrite,...
12 KB (1,564 words) - 05:28, 4 May 2024
series Ferripyrophyllite Pyrophyllite Kaolinites Bismutoferrite Dickite Halloysite Hisingerite Kaolinite Nacrite Serpentines Amesite Antigorite Berthierine...
10 KB (980 words) - 14:36, 27 November 2024