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Carbonate-rich formations found in mudrockSeptarian nodules, also known as septarian concretions, are carbonate-rich formations found in mudrock. They contain angular cavities or cracks that separate polygonal blocks of hardened material. These nodules consist of at least two minerals, including calcite and aragonite12. Formed between 50 and 70 million years ago, they are fossilized mud bubbles with a crystal surprise inside3. The distinctive appearance of septarian nodules is due to a combination of minerals, including calcite, aragonite, and limestone4.Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.Septarian concretions (or septarian nodules) are carbonate -rich concretions containing angular cavities or cracks (septaria; sg. septarium, from the Latin septum "partition, separating element", referring to the cracks or cavities separating polygonal blocks of hardened material). Septarian nodules are characteristically found in carbonate-rich mudrock.en.wikipedia.org/wiki/ConcretionSeptarian nodules are a type of concretion where mudstone of some kind is interspersed with calcite or another carbonate-rich mineral. The calcite portions follow the pattern of radiating cracks, which occur during the unique creation of these formations. Septarian nodules consist of at least two minerals in every case.rockseeker.com/septarian-nodules/Called a septarian nodule, this is a fossilized mud bubble formed between 50 and 70 million years ago composed of calcite, aragonite, and a limestone coating. These three minerals form together in a pocket of air creating a sedimentary rock concretion with a crystal surprise inside.www.slsc.org/septarian-nodule/Septarian, also known as Septarian Nodule or Dragon Stone, is a distinctive type of sedimentary rock that is characterized by its unique, striking appearance. It is composed primarily of a combination of minerals, including calcite, aragonite, and limestone, with additional components such as clay minerals, gypsum, and barite.geologyscience.com/gemstone/septarian/A Fun Guide To Septarian Nodules, What They Are and Where …
See more on rockseeker.comSeptarian nodules are an interesting find, whether you bought them or found them in the wild. There’s a lot more to them than meets the eye, however, especially for the rockhound interested in the natural formation of these fascinating stones. So, let’s dig in and discuss the ins and outs of these contrasting nodules in our ultima…Septarian Concretion: What Is It and Characteristics
A septarian concretion is a type of concretion where the interior exhibits cracks or fissures (septaria) that have been filled with minerals, typically calcite, which precipitated from groundwater.
Septarian : Properties, Formation, Composition, Localities » …
Nov 18, 2023 · Septarian, also known as Septarian Nodule or Dragon Stone, is a distinctive type of sedimentary rock that is characterized by its unique, striking appearance. It is composed …
Septarian nodule (concretion) - Central Dakota Gem & Mineral …
Apr 21, 2015 · Septarian nodule (concretion) External, weathered surface of a septarian nodule. A “concretion” refers to a type of mineral deposit, where layers of precipitated minerals are …
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Concretions: What Are These Bizarre Rock …
Apr 7, 2023 · Septarian nodules are primarily found in carbonate-rich mudstones. Essentially, the ball of mud cracked at some point and allowed the infilling of the nodule with calcite, generally yellow from iron content. Aragonite is also found …
Septarian Nodules: Beginners Guide to Valuing and …
Mar 28, 2023 · Septarian nodules, also known as dragon stones, are highly sought after by rock hounds and mineral collectors because they formed millions of years ago in a unique way. These dark mud balls are distinctive stones with …
septarian nodule | Encyclopedia.com
septarian nodule A concretion, roughly spheroidal in shape, usually of clay ironstone, and characterized by an internal structure of angular blocks separated by radiating mineral-filled …
All About Septarian – Uses, Properties, Color, and Worth
Jul 28, 2023 · Septarian is a grey limestone rock where the cracks and larger cavities were filled with calcite, barite, aragonite, and other minerals. Septarian is often referred to as “Dragon Stone” or a “Dragon Egg”, and are often called …
Septarian Sculpture History and Significance – Rockology.net
Septarian nodules originate from the Cretaceous period and formed anywhere between 50 to 70 million years ago! That means that they came about around the same time the dinosaurs …
Septarian Nodule: A Guide to Understanding and …
Mar 27, 2024 · Septarian nodules, also known as “septaria” or “septarian concretions,” are fascinating geological formations that have captured the attention of rockhounds and mineral enthusiasts for centuries.
SEPTARIAN - Crystallography Gems
Septarian are found in both Utah and Madagascar, where the conditions were similar during the Cretaceous Period. Associated with the root chakra, zodiac sign of Taurus & vibrates to the …
Photo Gallery - Mineral of the Month - Agatelady
Septarian nodules, sometimes called lightning stones, can also found on the Lake Michigan shoreline as well as in New Zealand, England, Morocco, and Madagascar. Septarians are …
Septarian Meanings and Crystal Properties - The Crystal Council
Septarian Nodule, also referred to as Dragon Stone, is a tri color concretion composed of Aragonite (the brown), Calcite, (the yellow), and Limestone (the grey). The name comes from …
Some of the most curious objects in the natural world are the nodules, or concretions, that are found in clay strata that was originally mud laid down on the sea floor millions of years ago, …
Septarian Nodule Meaning: Healing Energy, Geology, & History
Aug 27, 2024 · Septarian Nodule is a sedimentary rock formed during the time of the dinosaurs. Septarian Nodules are sometimes called "Dragon Stones."
septarian - Central Dakota Gem & Mineral Society
Septarian nodules are common in the northeastern part of North Dakota, near the Pembina Gorge. As they weather out of the ground, the softer, original concretionary material erodes …
What is Septarian? - stonemania.co.uk
Septarian, also known as septarian concretion or septarian nodule, is a fascinating geological curiosity. This spherical or oval-shaped stone, which forms inside sedimentary rock, is …
FOSSIL HUNTRESS: LENS ON SEPTARIAN NODULES
Septarian concretions or septarian nodules are concretions containing angular cavities or cracks, called "septaria." These septaria can be filled. The word comes from the Latin word septum; …
Septarian Nodule Properties, Facts and Photos
Septarian, correctly known as a septarian nodule or concretion, is distinctive, takes on a high polish, and is classed as a rock, not a mineral. Septarian nodules are made up primarily of …
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