Concretion

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Moeraki BouldersThese spherical boulders on Koekohe Beach in New Zealand are alleged by Maori legend

typhlonectes:Sandstone Concretion The large sandstone concretion welcomes guests to the Morian Hall

tomhoganphotographer:Skyholder.  Moeraki, NZAt Boulder Beach… Cheers!

ThundereggsAs nearly as I can make out, these rocks are similar to geodes or nodules, usually filled

Polished Septarian Nodule - Midelt region, Morocco

Septarian concretions.These beautiful rocks form during the transformation of sediments into rock, a

Pyrite concretion - Dongchuan Ore Field, Dongchuan District , Yunnan Province, China

Petrified Fish of BrazilLooking more like a sculpted work of art than a fossil, this fish belongs to

arthuntblog:Luiz Sacilotto [Brazil] (1924-2003) ~ ‘Concretion 8217’, 1982. Tempera on ca

arthuntblog: Luiz Sacilotto [Brazil] (1924-2003) ~ ‘Concretion 8068’, 1980. Tempera on c

•Melo “pearls” are non nacreous calcareous concretion. •They come from the Ind

•Melo “pearls” are non nacreous calcareous concretion. •They come from the Ind

arockmaniac:Giant Septarian Nodules in situ.  Denton County, Texas.  It’s hard to se

Jean (Hans) Arp, Concretion humaine sans coupe (Human Concretion without Oval Bowl), 1933, cast

libutron: Septarian nodules of Marl with PyriteSeptarian nodules are a type of concretion; they are

Moqui Marbles The hand in this photo is holding a broken piece of one of an uncountable number of ir

One Yowah nut, bisected One of many opal mining sites in the red continent is called Yowah, and is f

brucefoster:Broken Concretion - Delaware County, Ohio

nobrashfestivity: Jean (Hans) ArpHuman Concretion1935

Charles Green Shaw - Black into Yellow (1970)Author, journalist, poet and artist, Charles

earthstory:Septarian concretions.These beautiful rocks form during the transformation of sediments i

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