- the iron,
resulting in the
siderite-smithsonite,
siderite-magnesite, and
siderite-rhodochrosite
solid solution series.
Siderite has Mohs
hardness of 3.75...
- Fe),
goethite (FeO(OH), 62.9% Fe),
limonite (FeO(OH)·n(H2O), 55% Fe), or
siderite (FeCO3, 48.2% Fe). Ores
containing very high
quantities of
hematite or...
-
either of oxides, i.e. limonite, hematite, and magnetite; carbonates, i.e.
siderite; silicates, i.e. chamosite; or some
combination of
these minerals. Freshly...
-
fragments and
fossils can be
replaced by
other minerals (e.g. calcite,
siderite,
pyrite or marcasite)
during diagenesis.
Porosity usually decreases during...
-
Rhodochrosite forms a
complete solid solution series with iron
carbonate (
siderite).
Calcium (as well as
magnesium and zinc, to a
limited extent) frequently...
-
containing one or more of magnesite, calcite, dolomite, ankerite, and/or
siderite.
Original pyroxene and
olivine in the
peridotite are
commonly altered to...
- (CaCO3). Dolomite, CaMg(CO3)2, is an
uncommon mineral in limestone, and
siderite or
other carbonate minerals are rare. However, the
calcite in limestone...
-
substitution of
manganese leading to rhodochrosite, and with iron,
leading to
siderite. A
bright yellow variety is
sometimes called "turkey fat ore". The cause...
-
metamorphose to an
amphibolite ****emblage.
Deposits containing dolomite and
siderite also
readily yield amphibolite (tremolite-schist, grunerite-schist, and...
-
chemical compound with
formula FeCO 3, that
occurs naturally as the
mineral siderite. At
ordinary ambient temperatures, it is a green-brown
ionic solid consisting...
