The mineralogy of sandstones: lithic fragments
Identifying detrital lithic fragments This post is part of the How To… series See also the companion post: Lithic grains […]
Under the microscope
The mineralogy of sandstones: feldspar grains
Identifying detrital feldspar. This post is part of the How To… series Quartz may be the most common mineral in
The mineralogy of sandstones: Quartz grains
This post is part of the How To… series – quartz mineralogy in sandstones Classification of terrigenous sandstones depends on
Classification of sandstones
This post is part of the How To… series – how to classify sandstones using QFL plots In science, classification
Some controls on grain size distributions
This post is part of the How To… series What processes determine the size distribution of clasts in clastic sediments?
Sliced thin; the universe revealed in microscopic fossils
The magnifying power of clear glass and crystal was probably discovered by the early Greeks and Babylonians. Can you imagine
Sliced thin; an unfolding story of sandstone
What do you think of this analogy; sandstone, and a pile of garbage? I jest, of course. Garbage is no
Sliced thin; time and process recorded in igneous rocks
This is the second in a series on the geological world under a microscope Geologists, it seems, are never satisfied
Sliced thin; kaleidoscopes with a geological purpose
This is the first post in a series on the geological world under a microscope As a kid visiting my
Burnt soles: black sand beaches in New Zealand
February in New Zealand is mid-summer and this means beaches, swimming, BBQs, and generally chilling (often literally). One beach we