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Halloysite is an
aluminosilicate clay
mineral with the
empirical formula Al2Si2O5(OH)4. Its main
constituents are
oxygen (55.78%),
silicon (21.76%), aluminium...
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conditions and to
halloysite-10Å (endellite) in
acidic conditions (pH 5 or lower).
Halloysite-10Å can
further transform into
halloysite-7Å by drying. Montmorillonite...
- 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...
- groups:
Kaolin group which includes the
minerals kaolinite, ****ite,
halloysite, and
nacrite (polymorphs of Al2Si2O5(OH)4). Some
sources include the...
- of
Coastal Research: 97–112. JSTOR 25736978. Bates,
Thomas F. (1962). "
Halloysite and
Gibbsite Formation in Hawaii".
Clays and Clay Minerals. pp. 315–328...
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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...
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Hagendorfite Haggertyite Haidingerite Haiweeite Håleniusite-(La)
Halite Halloysite Halotrichite Hambergite Hanksite Hapkeite Hardystonite Harmotome Hauerite...
- 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...
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Sylwia (October 31, 2019). "Characterization of
Diatomaceous Earth and
Halloysite Resources of Poland". Minerals. 9 (11): 670. Bibcode:2019Mine....9..670L...
- 55.78% oxygen. It has the same
composition as kaolinite, nacrite, and
halloysite, but with a
different crystal structure (polymorph). ****ite sometimes...
