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'Be it Proclaimed' - Salute to Dr. Mary Poulton (Univ AZ)

Sen. McCain aide (l) reading letter thanking Mary Poulton (r). At today's Arizona Mining Alliance luncheon, Dr. Mary Poulton, Professor, University of Arizona, was honored for her long service to America's mining industry and to her students and colleagues at the University of Arizona. Show More Summary

Managing the Colorado River | 27 April

Interested in the fate of the Colorado River in a period of overallocation, drought and climate change? Come join the discussion next Thursday, 27 April at 4:00 p.m. on the campus of the Univ. of Arizona: Environment and Natural Resources 2, Room S107, Tucson, AZ.

Arizona House Rules Committee Passes SB1415

Today, the Arizona House Rules Committee passed SB1415. SB1415 transfers the Polly Rosenbaum Building and the former mineral and mining artifact collections to the Univ. of Arizona. I gather this was a pro forma meeting before the Rules Committee as it ended less than 10 minutes after it began. Show More Summary

Essential collectibles #8: Coprolites

Our look at those fossils that commonly bought rather than collected has so far looked at the fossil remains of animals, whether shells, teeth or whatever. But this time we’re looking at a trace fossil; […]...

Blue John stone: a remarkable fluorite from a limestone cavern

Blue John stone is the name given to banded fluorite found in the Castleton area of Derbyshire in England (Ollernshaw, 1964). It has been prized for centuries. Chemically, it is a calcium fluoride (CaF2) and […]...

Geology and terrestrial life of the Carboniferous

The Carboniferous Period is a fascinating time in earth history. It spanned 60myrs (359.2 to 299.0mya), towards the end of the Palaeozoic era, falling between the Devonian and Permian. During the Carboniferous, the supercontinent Pangaea […]

An Ammonite Pendant from Highland New Guinea

In recent years, a number of ammonite pendants, similar to the one in Fig. 1, have been offered by tribal art dealers. As scientific objects, they offer the interest all fossils – a chance to […]...

Denizens of the Oxford Clay

In many ways, Britain is the birth-place of palaeontology, and the heady years of the 19th century saw the discovery of creatures that have inspired the imagination of small boys ever since – myself included. […]...

Orphan mine site taken into care

One of New Zealand’s most contaminated sites, the Tui Mine near Te Aroha, is to be cleaned up. The New Zealand budget for 2007 confirmed that NZ$9.88 million was available for the two-year project. The […]...

Fossil folklore: ammonites

People have collected fossils since prehistoric times. In pre-scientific times, a remarkable folklore developed about how fossils originated and their usefulness. Folklore refers to the beliefs – usually non-scientific – and customs of ordinary people. […]

Geoscience and Arizona - coming soon from AGI

Front page of 2-p Factsheet The American Geosciences Institute in Washington D.C. is pioneering a nationwide program going state-by-state to examine the geoscience resources, funding, and research environment in each state. New Mexico was the latest beneficiary; Geoscience and New Mexico released just the other day. Show More Summary

A historical note on amber

Throughout Roman times, amber was considered the ‘Gold of the North’. It was believed to have medicinal properties that cured arthritis, protected people from suffering mental illness, and healed sore throats. People also thought it […]

Hunting the Dutch beach of Hoek van Holland for fossils

Holland is a small country that lies for the most part below sea level, which can be quite problematical. However, if you are a fossil collector hunting for the fossils of animals from the Weichselian […]...

A preliminary study on a large scraper from Central Wyoming

This paper is about an unusual artefact from Wyoming that may have been used by prehistoric people. It has now been studied and the preliminary research results are complete. This ancient scraper is a bifacial, […]...

The geology of the Moray Coast

When most people think of Scotland, the images that come to mind are those of high, heather covered mountains like Ben Nevis, islands like Skye, Arran or Rum, or the endless rugged coastline of the […]...

Interesting borings

It is unfortunate that the miscellaneous holes, pits and depressions produced in wood, rocks and skeletons (bones, shells and tests), both pre- and post-mortem, by a wide range of invertebrates, plants and fungi, are called […]...

Work as a Biology Instructor at Modesto Junior College!

It's true it's not geology, but this is really a natural history blog, and I want to make you aware that Modesto Junior College is currently seeking an instructor of biology (tenure-track). If you are seeking employment as a biologist, Modesto Junior College is a marvelous place to teach. Show More Summary

Mineral colours

One of the main attractions of a mineral specimen is its colour and this is often due to the chemical composition of the mineral. Commonly, transition metals (nickel, chromium, copper and so on) give rise to […]...

Meat-eating dinosaur from Argentina had bird-like breathing system

Mendoza, Argentina. The remains of a new ten-meter-long predatory dinosaur discovered along the banks of Argentina’s Rio Colorado are helping to unravel how birds evolved their unusual breathing system. In September 2008, palaeontologists, led by […]

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