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Related to halloysite: Nontronite, beidellite


 (hə-loi′sīt, -zīt)
A porcelainlike clay aluminosilicate mineral, Al2SiO5(OH)4·2H2O, consisting of small, slender tubes and formed by the weathering of other aluminosilicate minerals.

[After Jean-Baptiste-Julien d'Omalius d'Halloy (1783-1875), Belgian geologist.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Geological Science) mineralogy a white mineral, like clay in texture, which is composed of aluminium and silicon
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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References in periodicals archive ?
Padhi and coworkers have studied the mechanical and morphological properties of halloysite nanotubes filled ethylene-vinyl acetate copolymer nanocomposites and analyzed by FTIR and SEM images[19].
Exploration activities are currently being planned for Mount Hope, where a historic non-JORC 12.2Mt halloysite-kaolin resource has been reported (ASX announcement 24 October 2018 - 'Exploration Licence Application for Mount Hope Halloysite-Kaolin'), and at Camel Lake where high purity halloysite surface samples have been collected.
Researchers have showcased the process of delivering anti-cancer drug into human cells using bio-compatible 50-nm diameter halloysite nanotube carriers.
It is a moderately pure clay that mostly consists of kaolinite and other clay minerals, including anauxite, halloysite, dickite, and nacrite.
Halloysite nanotubes (HNTs) are novel one-dimensional natural nanomaterials with predominantly hollow tubular nanostructures and high aspect ratios.
However, they detected partial dissolution of gibbsite and halloysite. Kaufhold et al.
Polymerisation, antibacterial and bioactivity properties of experimental orthodontic adhesives containing triclosan-loaded halloysite nanotubes.
Lvov, "Halloysite nanotubule clay for efficient water purification," Journal of Colloid and Interface Science, vol.
Clay, diatomite, halloysite, active carbon, silica, expanded graphite, and graphene have been employed as fillers to prevent melted PCMs from leaking during the phase transition via physical adsorptions, relying on their predominantly polar surface and/or high porous structures [16-23].
In the case of organic matrices, it is reported that epoxy based coatings [4] containing metal oxides nanoparticles significantly improved the corrosion resistance of the coated steel, with the [Fe.sub.2][O.sub.3] and halloysite clay nanoparticles being the best.