-
Tachylite (/ˈtækəlaɪt/ TAK-ə-lyte; also
spelled tachylyte) is a form of
basaltic volcanic gl****. This gl**** is
formed naturally by the
rapid cooling of...
-
palagonite tuff, for
which it is characteristic. It is a less
common form of
tachylite, with
which it
usually occurs together;
however it
lacks the iron oxide...
-
further illustrated by the two
forms of
basaltic gl****,
tachylite and sideromelane.
Tachylite is
opaque to
transmitted light because of the abundance...
-
often exhibit fine-grained to
aphanitic chilled margins which may
contain tachylite (dark
mafic gl****).
Diabase is the
preferred name in
North America, while...
-
Tachylite is an
unusual and
relatively rare
stone used in
making flaked stone tools, and
which is
found in
Aboriginal archaeological sites in Victoria...
-
lacking the iron
oxide crystals dis****d in the more
commonly occurring tachylite.
Fragments of
these gl****es are
usually surrounded by a
yellow waxy layer...
-
volcanic ash Hyaloclastite –
Volcaniclastic ac****ulation or
breccia and
tachylite –
volcanic gl****es with
basaltic composition Knapping –
Shaping of conchoidal...
-
phenocrysts had
started to form
prior to eruption.
Obsidian Poikilitic texture Tachylite Best,
Myron G. (2002).
Igneous and
Metamorphic Petrology.
Blackwell Publishing...
-
kalsititic rocks Taconite –
Variety of iron-bearing
sedimentary rock
Tachylite – Form of
basaltic volcanic gl**** Teschenite – Type of
igneous rock –...
-
within aphanitic,
mafic igneous rocks, such as basalt, komatiite, and
tachylite, that
comprise either pillow lavas,
subaerial lava flows, or volcanic...
