The Precambrian ( /priˈkæmbri.ən, -ˈkeɪm-/ pree-KAM-bree-ən, -⁠KAYM-; or Pre-Cambrian, sometimes abbreviated pC, or Cryptozoic) is the earliest part of...

"Precambrian rabbits" or "fossil rabbits in the Precambrian" are reported to have been among responses given by the biologist J. B. S. Haldane when asked...

Precambrian is the third studio album by German post-metal band The Ocean, released on 5 November 2007 through Metal Blade Records. It features several...

the Laurentian Plateau, is a geologic shield, a large area of exposed Precambrian igneous and high-grade metamorphic rocks. It forms the North American...

Precambrian Research is a peer-reviewed scientific journal covering the geology of the Earth and its planetary neighbors. It is published by Elsevier...

giant impacts that help to increase its overall size. c. 4,533 Ma – The Precambrian (to c. 539 Ma), now termed a "supereon" but formerly an era, is split...

A shield is a large area of exposed Precambrian crystalline igneous and high-grade metamorphic rocks that form tectonically stable areas. These rocks...

the known Cambrian lagerstätten are rare and difficult to date, while Precambrian lagerstätten have yet to be studied in detail. The sparseness of the...

for several hundred kilometers. Almost all of these formations are of Precambrian age and are thought to record the oxygenation of the Earth's oceans....

rocks – Includes rocks over 4 billion years old from the Hadean Eon Precambrian – History of Earth 4600–539 million years ago Timeline of natural history...

Until the late 1950s, the Precambrian was not believed to have hosted multicellular organisms. However, with radiometric dating techniques, it has been...

and Blanco counties, Texas. It consists of an island-like exposure of Precambrian igneous and metamorphic rocks surrounded by outcrops of Paleozoic and...

before the mountains were raised by tectonic forces. The oldest rock is Precambrian Wyoming craton that forms the core of the North American continent. The...

(2002). "The Significance of Iron-Formation in the Precambrian Stratigraphic Record". Precambrian Sedimentary Environments. pp. 33–66. doi:10.1002/9781444304312...

continents", which leaves room for interpretation and is easier to apply to Precambrian times. To separate supercontinents from other groupings, a limit has...

The oldest rock is Precambrian metamorphic rock that forms the core of the North American continent. There is also Precambrian sedimentary argillite...

and followed by the Phanerozoic, and is the most recent part of the Precambrian "supereon". The Proterozoic is subdivided into three geologic eras (from...

however, was a "fixist" and, erroneously, explained the presence of Precambrian and Paleozoic metamorphic rocks on the New Siberian, Wrangel, and De...

temperatures. The Precambrian took place between the time when Earth first formed 4.6 billion years (Ga) ago, and 542 million years ago. The Precambrian can be split...

Bigfoot (/ˈbɪɡfʊt/), also commonly referred to as Sasquatch (/ˈsæskwætʃ, ˈsæskwɒtʃ/), is a large and hairy human-like mythical creature said to inhabit...

M. A. (1976). "New Records of Fossils in the Valdaian Group of the Precambrian on the Syuz'ma River" (PDF). Izvestiya Akademii Nauk SSR. Seriya Geologicheskaya...

Hudson Bay, Beals proposes that the Nastapoka arc is possibly part of a Precambrian extraterrestrial meteorite impact structure that is comparable in size...

Walker, J. C. (1 January 1987). "A constant daylength during the Precambrian era?". Precambrian Research. 37 (2): 95–105. Bibcode:1987PreR...37...95Z. CiteSeerX 10...

Great Falls is on the fall line of the Potomac River, and its rocks date to the late Precambrian....

branching types. Stromatolites occur widely in the fossil record of the Precambrian but are rare today. Very few Archean stromatolites contain fossilized...

bryophytes. However, fossils of organisms with a flattened thallus in Precambrian rocks suggest that multicellular freshwater eukaryotes existed over 1000...

from a single common ancestor that lived 650 million years ago in the Precambrian. 25 of these are novel core gene groups, found only in animals; of those...

has been extended to between 2.3 and 3.5 billion years. Most of these Precambrian fossils are microscopic bacteria or microfossils. However, macroscopic...

North America South America Zealandia Due to lacking the presence of Precambrian cratonic rocks, Zealandia's status as a geological continent has been...

Block – Part of the Congo craton of central Africa (Zambia) Congo Craton – Precambrian craton that with four others makes up the modern continent of Africa...