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Tremolite is a
member of the
amphibole group of
silicate minerals with
composition Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2.
Tremolite forms by metamorphism...
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Although tremolite is a
metamorphic amphibole, it is most
commonly derived from
highly metamorphosed ultramafic rocks, and thus
tremolite-talc schist...
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origin include those developed in
limestones by
contact metamorphism (
tremolite) and
those formed by the
alteration of
other ferromagnesian minerals (such...
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formerly used in many
products until the
early 1980s. [citation needed]
Tremolite asbestos constituted a
contaminant of many if not all
naturally occurring...
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intermediate member in a solid-solution
series between magnesium-rich
tremolite, Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2, and iron-rich ferro-actinolite...
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mines -
mainly coal but also
tremolite, a
highly carcinogenic element exploited for
several decades since 1930 (
tremolite asbestos), and
other elements...
- ****mingtonite – Fe2Mg5Si8O22(OH)2
Grunerite – Fe7Si8O22(OH)2
Tremolite series Tremolite – Ca2Mg5Si8O22(OH)2
Actinolite – Ca2(Mg,Fe)5Si8O22(OH)2 Hornblende...
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tremolite.
Hydrated metamorphic rock ****emblages are
dominated by the
minerals chlorite, serpentine-antigorite and brucite.
Traces of talc,
tremolite...
- are;
Olivine +
Tremolite + Talc →
Olivine +
Tremolite +
Anthophyllite (low MgO, >550 °C, XCO2 <0.6) Talc +
Tremolite +
Magnesite →
Tremolite + Anthophyllite...
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class and
those belonging to the
amphibole class: amosite, crocidolite,
tremolite,
anthophyllite and actinolite. Short, fiber-like
minerals include wollastonite...
