Category:Precambrian geology of Montana

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Precambrian	Phanerozoic geology of Montana
Preceded by Proterozoic Eon	Phanerozoic geology of Montana
	Paleozoic Era						Mesozoic Era			Cenozoic Era
	Cambrian	Ordovician	Silurian	Devonian	Carboniferous	Permian	Triassic	Jurassic	Cretaceous	Paleogene	Neogene	4ry

Precambrian geology
Hadean	Archean				Proterozoic
	Eoarchean	Paleoarchean	Mesoarchean	Neoarchean	Paleoproterozoic	Mesoproterozoic	Neoproterozoic

Subcategories

This category has the following 8 subcategories, out of 8 total.

*

Archean geology of Montana (9 C, 22 F)
Proterozoic geology of Montana (4 C)

F

Precambrian formations in Montana (6 C)

M

Missoula Group (geology) (2 C)

P

Q

Quartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana) (8 F)

Media in category "Precambrian geology of Montana"

The following 14 files are in this category, out of 14 total.

Altyn and Appekunny Fm Slingshot Mtn.jpg 5,152 × 2,451; 7.45 MB
Appekunny Fm.jpg 5,152 × 3,864; 4.9 MB
Grinnell Fm.jpg 4,032 × 3,024; 6.22 MB
Grinnell mudcracks.jpg 5,152 × 3,864; 4.53 MB
Grouse Creek block location1.jpg 1,131 × 1,206; 565 KB
Helena Fm.jpg 11,812 × 3,562; 44.87 MB
M. Collen beside rock, July 1905. (15190853015).jpg 6,105 × 4,615; 2.2 MB
Magnetitic serpentinite (Red Lodge Chromite District, Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) (30584941804).jpg 2,757 × 2,162; 4.62 MB
Quartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 3.jpg 3,139 × 2,315; 4.93 MB
Quartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 6.jpg 2,597 × 1,930; 3.57 MB
Quartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 9.jpg 2,007 × 1,369; 1.87 MB
Stromatolites in limestone (Helena Formation (a.k.a. Siyeh Formation), Belt Supergroup, Mesoproterozoic, about 1.45 Ga; Going-to-the-Sun Highway, Glacier National Park, Montana, USA) 7 (15177930826).jpg 3,008 × 2,000; 3.16 MB
Stromatolites.jpg 550 × 371; 103 KB
The oldest known bacteria designated as Microccus Wellcome M0008855.jpg 1,910 × 1,839; 1.74 MB

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