Michał Zatoń, Adrian Szewczuk and Mirosława Kuziomko-Szewczuk (Poland) Skeletons of live and dead marine animals very often serve as a secondary hard substrate for various organisms that either encrust it (encrusters) or bore into it (borers). The terminology for encrusters and borers varies. However, following Paul Taylor and Mark Wilson’s… … Read More
This is the second of a two-part series of monographs on spiders (and arachnids more generally) involving Dr David Penney – the other is reviewed next to this. This one is written with Jason Dunlop, who has described numerous new fossil species in a variety of arachnid groups, from scorpions to harvestmen, to mites and even some extinct groups.
This is another of Dr David Penney’s (founder and owner of the excellent Siri Scientific Press, whose books I have frequently reviewed in this magazine) books on fossil spiders and insects.
This is the first of a two-part series of monographs on spiders (and arachnids more generally) involving Dr David Penney and published by Siri Scientific Press. This one is written with Dr Paul Selden, who has more than 30 years of researching, and teaching about, fossil arachnids.
Paul Cox (UK) The year was 1991, we were on holiday in Dorset and we had gone to the beach for the day. The children were engrossed in a game of make believe, my wife was reading a book and I, as I often do, had started to walk down… … Read More
Dr Jeff Liston (UK) A couple of months ago, I had the pleasure of visiting a prodigious private collection (at a secret location) on the south coast of England. The material is secured by bequest to a national museum collection. Representative of diverse localities and faunas, with scrupulously recorded collection… … Read More
Sonja McLahlan (UK) In the fifth and final of my articles on jade, I will look at some of the recognised methods of identifying processed jade items and raw jade found in uncut boulders. I will also discuss the idea of jade as a valuable trade commodity throughout the world,… … Read More
Sonja McLahlan (UK) In this part of fourth part of my series on jade, I will discuss the alternative and spiritual uses of jade, its symbolism and the various names different cultures have given it over time. Jade is considered to be a powerful and influential gemstone in both modern… … Read More
This is another excellent guide produced by Dunedin Academic press, to go along with the other two reviewed on this page. This one provides, at an introductory level, a succinct and readable guide to metamorphism.
Sonja McLahlan (UK) In this third part of my series of articles on jade, I will cover the chemical and physical properties found in this gem that make it what it is and why it is so suitable for the wide variety of uses to which it is put. Jade… … Read More
Bob Williams (UK) These days, there is little doubt that amateurs can influence science. This is commonly encountered in astronomy, with the regular discovery of comets and asteroids by amateurs. On the other hand, with some noteworthy exceptions, it is not such a frequent occurrence in the science of palaeontology.… … Read More
Rosalind Jones (France) In Part 1 (Mull’s famous fossil tree (Part 1): Chrissie and the tree), I described the events surrounding the unique fossilisation of an Eocene redwood tree in Mull’s famous Staffa suite of volcanic rocks. In this part, I will take you on a walk to the fossil… … Read More
Deborah Painter (USA) During the 1700s, when North American colonies were under British rule, a certain highly intelligent and educated man by the name of Thomas Jefferson heard of a remarkable natural arch in west central Virginia, to the southwest of his home in Charlottesville. He purchased hectares of land… … Read More
Biddy Jarzembowski, Neil Watson and Ed Jarzembowski (UK) This is the third part of the mini-series in which selected Early Cretaceous insects from the Wealden of Southern England are restored in colour for the first time. The aim is to give a visual idea of the variety of British insect… … Read More
Sea level change is something that probably everyone who does their best to keep up to date about climate change, thinks they know about and on which they will have an opinion.
Biddy Jarzembowski, Neil Watson and Ed Jarzembowski (UK) This collection of illustrations, the second in the series, continues with seven more watercolour insects from the Wealden. Other articles in this series comprise: Wealden insects: An artist’s impression (Part 1)Wealden insects: An artist’s impression (Part 2)Wealden insects: An artist’s impression (Part… … Read More
Deborah Painter (USA) The island of Greenland is now an independent nation called Kalaallit Nunaat in the language of the native-born people. Almost totally covered in ice, the world’s largest island can be compared to a bowl of ice having a rim of ice-free hills and mountains. The southern tip… … Read More
Biddy Jarzembowski, Neil Watson and Ed Jarzembowski (UK) Fossil arthropods carry their skeletons on the outsides of their bodies. These exoskeletons may not only be preserved in the fossil record, but also the colour patterns that once adorned them. Therefore, the reconstruction and restoration of the appearance of fossil insects… … Read More
Jack Wilkin (UK) Belemnites are an extinct group of cephalopods that first appeared during the Triassic and became extinct at the end of the Cretaceous period. Their closest living relatives are squid and cuttlefish. Belemnites, unlike modern squids, have a hard bullet-shaped calcified internal skeleton consisting of three parts: a… … Read More
Stephen K Donovan (The Netherlands) The Mississippian (Lower Carboniferous) is often referred to as the ‘Age of Crinoids’. Historically, the best collecting area for fossil crinoids in the Carboniferous Limestone of the British Isles has been Clitheroe, in Lancashire. The late Stanley Westhead, who lived in Clitheroe, rightly claimed that:… … Read More
“When he returned from his voyage, Darwin was already known to its leaders [of all the scientific societies of the metropolis] as a young geologist of great promise, owing to the geological letters he had sent home from South America” (Rudwick 1982, p. 190) This is the second of two… … Read More
Jon Trevelyan (UK) Professor Robert Diffendal Jr’s little guidebook to the Great Plains of the USA makes for a fascinating read for an Englishman like me, who has never been there (but wants to). As he says in his article Great Plains geology: A personal journey, they rarely correspond to … Read More
Alan R Lord (Germany) Palaeontological Association Field Guide to Fossils: Number 15 As the editor of this new publication by the Palaeontological Association (see Palaeontological Association Field Guide to Fossils Number 15: Fossils from the Lias of the Yorkshire Coast), I think that it may be time to explain why… … Read More
Tony Waltham (UK) This article accompanies a book review of Tony Waltham’s book, The World of Geology. The text is broadly taken from the book itself. The world of geology is the world as we know it, that we see and that we live on. It is all about the… … Read More
This is a lovely example of photographs used to inspire and text to explain. For many years, Dr Tony Waltham has produced a photo plus explanatory text for the back cover of the glossy magazine, Geology Today.
Matt Salusbury and Tim-Holt Wilson (UK) “The Wonder of Our Times: Being the True and Exactly Relation of the Body of a Mighty giant dig’d up at Brockford Bridge neer Ipswich in the county of Suffolk.” That’s the title of a printed pamphlet from 1651, now in the Thomason Collection… … Read More
Jon Trevelyan (UK) Those of you with a long memory (and an admirable loyalty to Deposits magazine) may remember that, several years ago, I produced a few articles on British geology museums, including the National Stone Centre in Derbyshire and Whitby Museum (the latter jointly with Dean Lomax). I have… … Read More
This is a new edition of the classic little guide on Blue John by Trevor Ford, who has now sadly passed away. The guide provides a comprehensive overview of the geology and mineralogy of Blue John fluorite from Derbyshire and also provides a description of its mining in the past and today, and its use in the production of ornaments and jewellery.
Mervyn Jones (UK) GA field meeting on 6 and 7 April 2019 This field meeting was the second following the publication of Prof Cope’s GA Guide No 73, Geology of the South Devon Coast (reviewed in Issue 51 of Deposits), the companion to GA Guide No 22, Geology of the… … Read More
Chris Duffin (UK) The Hortus Sanitatis (1491) On 23 June 1491, a new volume was printed and bound for distribution in the German University town of Mainz. The publisher was Jacob von Meydenbach, who might also have been responsible for compiling many of the entries in the book. The volume… … Read More