Some of the boulders weigh several tonnes and the largest ones can be over 2 metres wide! Coastal erosion then exhumed them from the sea mud. (The Moeraki Boulders at sunrise) The boulders are one of the most fascinating … In more recent times they have become a popular tourist attraction. It is ‘free’ to visit the boulders although there is a weird situation whereby if you want to reach the boulders by the boardwalk, you are supposed to pay $2 as the boardwalk is built, owned and maintained by the cafe onsite there. The Moeraki boulders date from the Paleocene epoch which translates as the early recent. Scientists believe that these boulders started to form on the seabed some 60 million years ago. Then accidentally and unfortunately, the canoe crashed. The last stop my class made on our field trip was the Moeraki boulders, which are these awesome spherical boulders formed by the coastal environment. Over millions of years the waves eroded the rocks into perfectly round boulders. So what’s so special about the Moeraki Boulders? The Moeraki boulders are situated between the towns of Dunedin and Oamaru on the south islands east coast. A spectacular example of boulder septarian concretions, which are as much as 3 meters (9.8 feet) in diameter, are the Moeraki Boulders.These concretions are found eroding out of Paleocene mudstone of the Moeraki Formation exposed along the coast near Moeraki, South Island, New Zealand.They are composed of calcite-cemented mud with septarian veins of calcite and rare … They are big and diameter of a majority range from 1.5 to 2.2 meters. The primary body of the boulders started to form in the way what was marine mud at those times which were near to the surface of the Paleocene sea floor . Moeraki Boulders Facts. The Moeraki Boulders – Located in Koekohe Beach near Moeraki on New Zealand. The Moeraki Boulders also have an explanation rooted in myth. when a small one appears, people steal them for their gardens? These are a group of very big spherical “stones”. We made the most of the fact that the Moeraki Tavern was a short stroll down the road. Moeraki is now most famous for its boulders; mysteriously spherical stones scattered across a beach. "they cannot be moved off the beach..by erosion they come from out of the cliffs over time..and different sizes..from my shoulders to my knees. The Moeraki boulders are the concretions created by the cementation of the Paleocene mudstone of the Moeraki Formation. Moeraki Boulders These massive, spherical concretions, commonly known to locals as boulders, were formed from around 60 million years ago and can be seen scattered along Koekohe Beach. They were absolutely gorgeous. The Moeraki Boulders are an amazing geological phenomena formed by thousands of layers of sediment being compressed around a pebble or shell over millions of years… similar to how a pearl is formed. The Moeraki Boulders Legend . Each boulder weighs several tonnes and is up to two metres high.Scientists explain the boulders as calcite concretions formed about 65 million years ago. The larger boulders are estimated to have taken 4 to 5.5 million years to grow, while 10 to 50m of marine mud accumulated on the seafloor above them. Treat yourself at the internationally renowned Fleurs Place (opens in new window), an idyllic, rustic and most-charming restaurant right on the waterfront or visit what Moeraki is most synonymous with, The Moeraki Boulders; large, spherical, stones which were formed around 60 million years ago and are strewn along Koekoehe Beach. Looking for all the world like a giant set of lost marbles, or perfectly round eggs, they are literally hatched out of the mudrock of the coast and then, over a period of time, broken up by the sea. They are formed as a result of erosion, concretion and time. These caves are then usually formed by erosion. The more spherical boulders were the gourds (which were used to carry water) and the more irregular shaped rocks that can be seen further down the beach were kumura. According to Maori legend, a canoe was wrecked along the New Zealand coast carrying a cargo of eel baskets, calabashes and kumaras, which petrified into rock when they fell onto the land. There is also the Fishwife Takeaways (set up in a container) as well as Fleur’s Place close by but they were closed while we were there. We came in at the same time as the high tide and some weather. Moeraki Boulders: I live in Moeraki, you cannot lift a fully formed boulder, you would need mechanical equipment. its a short walk up … Well-known on the tourist trail, they are fairly easy to access and seen as being of national importance. How the Moeraki Boulders were Formed. Wow, the nerve. The boulders were described in 1850 colonial reports and numerous popular articles since that time. What cause the Moeraki Boulders? To visit the boulders, head to Koekohe Beach, between Moeraki and Hampden on State Highway 1. The underlaying sand of the boulders was slowly washed away by the wind and water moving the individual boulders towards the ocean. Many of the smaller boulders that were around in the 19 th century were taken by individuals who used them to decorate their gardens or tourists who decided to steal them as souvenirs. The patterns on the Moeraki boulders are the remains of canoe’s fishing nets. It is believed that the main body of the Moeraki boulders was started to form in the marine mud, near the surface of the Paleocene seafloor. The process required millions of years. These items were turned to stone and therefore became the Moeraki Boulders! The amenities were spotless and the managers helpful and very friendly so we were quite happy to stay for a few nights. Māori Legend While there is no solid explanation for how the Moeraki Boulders were formed, the most common belief is that they formed on the seabed around 60 million years ago through a process called concretion. Even now there is huge debate as to how the boulders were actually formed. While similar features are found around the world, these boulders are remarkable for their size, up to 2m diameter, and their almost spherical shape. As further mud layers deposited, the pressures began their formation. The boulders were formed by the cementation of Paleocene mudstone in the Moeraki Formation. The calcites in the Moraeki formation diffused into the boulders, instead of a flow. The Moeraki Boulders legend and a few other theories A Māori legend: Legend tells us that the boulders are remains of calabash (a gourd-bearing tree), kumara (a sweet potato), and eel baskets that washed ashore when a canoe was shipwrecked. moeraki boulders The Moeraki Boulders are situated on Koekohe Beach at a place named Kumara, midway between Hampden and Moeraki townships in North Otago. The Moeraki Boulders are unusually large and spherical boulders lying along a stretch of Koekohe Beach on the wave-cut Otago coast of New Zealand between Moeraki and Hampden.They occur scattered either as isolated or clusters of boulders within a stretch of beach where they have been protected in a scientific reserve. The Moeraki Boulders. The famous Moeraki Boulders lie scattered along Koekohe Beach, 40 kilometres south of Oamaru, in the Otago region of New Zealand. The boulders are symbols of the ship’s loss. How Were the Boulders Formed? 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