Advertisement

You are browsing the archive for canada Archives - Mountain Beltway.

1 November 2019

Friday fold: Newfoundland beach cobble

This Friday’s fold is found in a metasedimentary beach cobble I found last summer in southeastern Newfoundland: A lovely little “pocket fold,” it came home with me and is among the handful of “deskcrops” I keep in my home office. Happy Friday and happy November!

Read More >>

No Comments/Trackbacks >>


11 October 2019

Friday fold: Watern Cove

A moderate mesoscale monocline at Watern Cove, Newfoundland, shows off multicellular animal fossils of the Ediacaran Mistaken Point Formation.

Read More >>

1 Comment/Trackback >>


3 September 2019

An unconformity at Bacon Cove, Newfoundland

At Bacon Cove in eastern Newfoundland, there is a nice example of an angular unconformity between Ediacaran and Cambrian sedimentary rocks.

Read More >>

1 Comment/Trackback >>


16 August 2019

Friday fold: near Mistaya Lodge in the Canadian Rockies

Quick, awesome Friday fold here from the Canadian Rockies and Maggie Romuld: Maggie also posted another intriguing image of her hiking in the Canadian Rockies – and set geoTwitter abuzz with a discussion of whether she had captured load casts bulging out of the bottom side of a bed or stromatolites projecting upward from the top of a bed. Have a look & read the ensuing discussion here. Happy Friday!

Read More >>

No Comments/Trackbacks >>


9 August 2019

Friday fold: crumpled green metavolcanics from St. Anthony

The Friday fold erupted out of a volcano, completing the second part of its two stage cooling history, then later got folded and metamorphosed. It was found atop a high cliff near the northern Newfoundland town of St. Anthony.

Read More >>

3 Comments/Trackbacks >>


2 August 2019

Friday fold: kinks in gritty phyllite near Lawn, Newfoundland

The ‘Friday fold’ shows gorgeous conjugate sets of kink bands transecting the plane of foliation in some phyllitic metasediments seen on the southern Burin Peninsula of Newfoundland.

Read More >>

No Comments/Trackbacks >>


27 July 2019

Offset limestone layers at Broom Point

Yesterday, I featured some folds from Broom Point, but there are also faults there. With the intriguing local limestone conglomerates providing easily-discernible marker beds, these apparently vertical faults are easy to spot. Here are three examples:

Read More >>

No Comments/Trackbacks >>


26 July 2019

Friday folds: Broom Point, Gros Morne National Park, Newfoundland

Here’s a look at some of the outcrops at Broom Point, within sight of the famous uplifted fjord called Western Brook Pond: The limestone beds here are Ordovician in age, and they dip to the east: In places through there are folds to be spotted in the beds:

Read More >>

No Comments/Trackbacks >>


12 July 2019

Friday fold: Wiltondale, Newfoundland

Here is an outcrop of folded limestone along route 430 in Newfoundland, inside Gros Morne National Park, just west of the crossroads called Wiltondale: A detailed look at the left antiformal portion of the outcrop: A zoomed-in examination of the rightmost part, where a goopy looking synform resides: Just down the way, a second outcrop shows another fold with the same sense of asymmetry, on a smaller scale: Happy Friday …

Read More >>

No Comments/Trackbacks >>


11 July 2019

A submarine slump complex at Sandy Cove, Newfoundland

Traveling in Newfoundland, Callan visits a seaside outcrop showing a Proterozoic submarine slump complex, overprinted by tectonic cleavage and weathered by the sea.

Read More >>

1 Comment/Trackback >>