- Illite, also
called hydromica or hydromuscovite, is a
group of
closely related non-expanding clay minerals.
Illite is a
secondary mineral precipitate...
-
Schist (/ˈʃɪst/ SHIST) is a medium-grained
metamorphic rock
showing pronounced schistosity (named for the rock). This
means that the rock is
composed of...
-
apatite group, bastnäsite-group minerals, calcite, feldspar, "fluocerite", "
hydromica", ilmenite, nepheline, magnetite, "törnebohmite" and tremolite. It is...
-
argillaceous sediments.
Cemented sandstones with
interlayers of kaolinite-
hydromica clays.
Location Country Lithuania Kaliningrad
Oblast Type
section Named...
-
Alteration of
basalts has
given rise to clay, chlorite, goethite, hematite,
hydromica,
kaolinite and
especially smectite but also zeolite.
Palagonite and sideromelane...
-
between the carbonates. They
consist of berthierine, chlorite, feldspar,
hydromica, illite, kaolinite, mica, quartz, serpentine,
smectite and
possible zeolite...
-
found on
Resolution Guyot are
characterized as chlorite, glauconite,
hydromica, illite, kaolinite,
saponite and smectite.
Claystones have also been found...
-
Alteration has led to the
formation of calcite, chabazite, chlorite,
hydromica, pyrite,
serpentine and smectite, and gaps and
cavities in the rock have...