Click on a title below to view the abstract EDITORIAL: DATA SECURITY Mick Cooper MOLYBDENITE FROM COIRE BUIHE Simon Ingram • David Anderson • Gordon Todd STRONTIANITE FROM GUNNERSIDE GILL Mick Wood MILLERITE FROM BROWNLEY HILL MINE David Green • David McCallum GOLD RUSHES OF IRELAND Stephen Moreton REVIEWS OAKSTONE AND OTHER PSEUDOSTALACTITIC BARYTE FROM DERBYSHIRE William Sarjeant • Trevor Ford THE RUSSELL MEDAL MINERAL NEWS Mick Cooper • David Green • Robert Sielecki • John Pearce •- Simon Ingram MICROMINERALS FROM IRELAND PART III George Ryback • Stephen Moreton

56 pages, 4 colour.

Molybdenite from Coire Buihe, Glen Creran, Argyll Simon M. Ingram David G. Anderson J. Gordon Todd This classic "Heddle" locality produces fine specimens of molybdenite together with an interesting suite of skarn minerals. Strontianite from Gunnerside Gill, Swaledale, North Yorkshire Mike Wood Strontianite has been reported as a minor gangue mineral at a number of locations in the Mid-Pennines, the Gunnerside Gill Mines have yielded particularly fine crystallized specimens.   Millerite from Brownley Hill Mine, Nenthead, Cumbria David I. Green David McCallum Some of the richest millerite specimens yet discovered in the Northern Pennine Orefield have been found at Brownley Hill Mine   The Gold Rushes of Ireland Stephen Moreton Ireland has a long and interesting history of small-scale gold production but modern prospecting has shown there is much more still in the ground Reviews First Guide to Rocks and Minerals by Frederick H Pough (1991) Mick Wolfe Mines of the Gwydyr Forest Part 4 Aberllyn Mine, Betws-y-Coed and adjacent setts. by Bennet J and Vernon RW (1992) David I Green Mineral version 3.22 Aleph Enterprises and CSIRO Division of Mineral Products (1992) Monica Price Shape version 4.0 Eric Downy (1992) Mick Cooper Register of Natural Science Collections in the Midlands of England by Graham P. Walley (editor) (1993) Mick Cooper