Science / History of the Earth Part 5

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Can you name the history of the Earth term?

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an organic gemstone
term for trace fossils of trilobites
what did charles walcott discover?
rocks fused into glass by shock waves
Name of Formation with the earliest glacial deposits
ancient micro-continent added to another piece of crust
Orogeny associated with the close of the Iapetus ocean
Where would the asteroid that caused the K/T extinction have hit?
what a crinoid attaches itself to the sea floor with
term for tiny skeletal pieces
Name of the earliest recognizable North American continent
term for anthropods with calcereous skin
oldest part of modern continents
what a crinoid is topped with
place where oldest Ediacaran fossils can be found
cones with a distinctly conical shape
term for exposed part of a craton
what element was found in 30x its normal concentration at the K-T boundary?
large accumulations of mafic igneous rock accumulated in a short time interval (ie. areas of extensive basalt flows)
What we term the Late Permian extinction - the greatest diversity loss of all extinctions
thick assemblage of sediments, often lens-shaped in profile, eroded and deposited landward of a mountain chain
country with largest meteorite crater
glassy particles formed during impact when molten rock is ejected
orogeny associated with the building of the supercontinent Rodinia
name of crater like structure that is attributed to having been caused by the asteroid that caused the K/T extinction
Name of second largest crater (it is located in Canada)
what percent of the global nickel supply does Canada provide? (enter with numerals, no percent sign)
Term for shallow inland seas

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