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  • 18 Oct, 2018
    Roger Curry
    The Shinkolobwe radium mine, 1922. The Belgian mining engineer above is sitting on a 7 ton boulder of pitchblende. An immense quantity of gamma-rays is irradiating his gonads. Safety equipment, a tie and a pith helmet....
  • 15 Oct, 2018
    Mark Wrigley (Admin)
    Here I am back in the office on a wet and dull Monday morning after the 2018 Bakewell Show. Having spent a “full on” weekend in the bosom of the UK mineral collecting scene I am feeling a little bit tired. As usual George...
  • 12 Oct, 2018
    Mark Wrigley (Admin)
    Steverustite is a secondary mineral of copper and lead with an interesting and rarely occuring (in nature) thiosulphate anion (S2O3) within its structure. Named after UK mineralogist and collector Steve Rust the mineral was...
  • 08 Oct, 2018
    Mark Wrigley (Admin)
      Some interesting additions made to the e-Rocks catalogue from new seller Marco Frigerio of Classic Rocks and Gems, for both Iridium Chalk and Iridium Clay: these are examples of an iridium rich sediment found...
  • 06 Oct, 2018
    Mark Wrigley (Admin)
    How the days and months seem to fly by, and now summer has passed we are into the autumn season of mineral shows. We start our outings as usual by visiting Bakewell show next week end. Arguably Bakewell (Rock Exchange) is...
  • 05 Oct, 2018
    Roger Curry
    In 1985 I had acquired some palladium metal, as a by-product of some illicit platinum reclamation I was undertaking. I made the above quarter-ounce "nugget" with it, drilled to be worn as a pendant. Natural Pd specimens...
  • 04 Oct, 2018
    Mark Wrigley (Admin)
    We have just unveiled a new app for e-Rocks - we hope you will like it. We have called it My List My List is a feature available to all logged in users of e-Rocks, and it allows anyone to store specific minerals or mineral...
  • 03 Oct, 2018
    Mark Wrigley (Admin)
    Sapphire - September's Birthstone Sapphire - Zazafotsy, Ihosy, Madagascar - 16mm, sold in September 2018   We have not written a "numbers" blog for nearly a year; we figure most people are here for the minerals but...
  • 28 Sep, 2018
    Mark Wrigley (Admin)
    For those who regularly use our Search feature to find minerals listed on e-Rocks, we have just launched a new feature to help get to the latest items. We have created a new filter in your relevant search results that will...
  • 14 Sep, 2018
    Roger Curry
    Crystals to cosmetics, this post is about various minerals which have been used, without chemical alteration, as makeup. OCHRE Evidence of the use of minerals to adorn human skin has been gathered back to around 7000 years...
  • 13 Sep, 2018
    Mark Wrigley (Admin)
    Andyrobertsite and calcioandyrobertsite are two fascinating mineral species present in a single very famous specimen from Tsumeb.  This superb specimen was featured in the cover of the Mineralogical Record vol.30, num. 3,...
  • 27 Aug, 2018
    Mark Wrigley (Admin)
      Poudretteite, pronounced “poo-dret-tay-ite” is a rare borosilicate mineral first discovered in the 1960s but not formally recognised as a mineral until 1986 (IMA1986-028). Named after the Poudrette family, original...