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Glauconite – (K,Na)(Al,Mg,Fe)2(Si,Al)4O10(OH)2
Phyllosilicate, mica group,
muscovite (red: Si, blue: O)
Phyllosilicate,
single net of
tetrahedra with 4-membered...
- (also
known as
common mica, isingl****, or
potash mica) is a
hydrated phyllosilicate mineral of
aluminium and pot****ium with
formula KAl2(AlSi3O10)(F,OH)2...
- The name
apophyllite refers to a
specific group of
phyllosilicates, a
class of minerals. Originally, the
group name
referred to a
specific mineral, but...
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Biotite is a
common group of
phyllosilicate minerals within the mica group, with the
approximate chemical formula K(Mg,Fe)3AlSi3O10(F,OH)2. It is primarily...
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Vermiculite is a
hydrous phyllosilicate mineral which undergoes significant expansion when heated.
Exfoliation occurs when the
mineral is
heated sufficiently;...
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Pyrophyllite is a
phyllosilicate mineral composed of
aluminium silicate hydroxide: Al2Si4O10(OH)2. It
occurs in two
forms (habits):
crystalline folia and...
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Montmorillonite is a very soft
phyllosilicate group of
minerals that form when they
precipitate from
water solution as
microscopic crystals,
known as clay...
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Antigorite is a lamellated,
monoclinic mineral in the
phyllosilicate serpentine subgroup with the
ideal chemical formula of (Mg,Fe2+)3Si2O5(OH)4. It is...
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higher index scratches those below it. The
scale ranges from talc, a
phyllosilicate, to diamond, a
carbon polymorph that is the
hardest natural material...
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Kaolinite is a soft, earthy,
usually white,
mineral (dioctahedral
phyllosilicate clay),
produced by the
chemical weathering of
aluminium silicate minerals...
