Assaying and Refining Seminar 2011

The Fourth LBMA Assaying and Refining Seminar

7-8 March 2011

Armourers Hall - London

Click here to download all speeches.
Click here to download the Seminar Programme
Click here to download the delegate list
Click here to download details of local restaurants 

Sunday 6th March

18:00-19:30    Informal Networking Event

Venue:  Off the Wall Bar, Apex London Wall Hotel, 7-9 Copthall Avenue, EC2R 7NJ

Day One – Monday 7th March

10:30   Registration and coffee

11:00   Introduction

Chairman's Remarks
Stewart Murray, London Bullion Market Association

The LBMA and the Good Delivery List 
Stewart Murray

Pro-Active Monitoring: The Role of the Supervisor
Andy Smith, Stewart Inspection and Analysis

Proactive Monitoring - Instructive Case Histories (Anonymous)
Rebecca Adamson, London Bullion Market Association

12:30-13:30    Lunch – Fork Buffet

13:30   Reference Materials

Reference Materials – An Overview of their Production and Use
Mike Sargent, Laboratory of the Government Chemist

Silver Analysis – from Reference Materials to a New ISO Standard
Jonathan J. Jodry, Metalor Technologies SA

Challenges in Manufacturing Silver Reference Materials
Valeriy Efimov, Krastsvetmet

Short Comment on the Production and attesting analysis of CRMs (State Standard Samples) produced by JSC "ENFMPP"
Andrey Varvarin, JSC "ENFMPP"

Experience in the Use of the LBMA Reference Materials and Possible Extension of the Project
Mike Hinds, Royal Canadian Mint

15:00   Coffee Break

15:00   Assaying

The Role of Sampling Procedures in Solid High-Fineness Precious Metals Analysis
Michele Genel

Swiss Precious Metal Control Round Robin Analysis
Thomas Brodmann, Swiss Precious Metals Control

Achieving ISO17025 Accreditation
Hiroshi Sawai, Tanaka Kikinzoku Kogyo

Fire Assaying, a Technical Perspective
Pascal Cassagne, Metalor Technologies SA

Proficiency Testing of Fire Assay Laboratories – Proposed LBMA Scheme
Introduction and Discussion led by Professor Michael Thompson

Responses received from GD refiners (introduced by S Murray)

17:30-19:00    Drinks Reception at Armourers Hall

Day Two – Tuesday 8th March

09:30   Weighing

Mass Measurement – the Fundamentals
Ian Severn, National Physical Laboratory

The Approach to Weighing in the London Bullion Market
Stewart Murray, LBMA

Workshop on the Electronic Weighing of Gold
Workshop Organised and Led by Sartorius

David Jagger, the LBMA's weighing consultant, will be available during this session to answer questions regarding the weighing of precious metals in London.

11:00 – 11:30  Coffee

11:30   Physical Defects

Physical Defects – A London Market Perspective
Tony Evanson, Barclays Capital

The Occurrence and Acceptability of Imperfections in Large Bullion Bars -  Refiners' View
Serge Gambs, SG2 Consult Sàrl

New Edition of the Visual Guide to Good Delivery Bar Defects
Discussion led by Stewart Murray, LBMA

12:00   Panel Discussion

Suggestions for Discussions at Future Seminars
Reference Materials – an Extension of the Project?
A Proficiency Testing Scheme for Fire Assayers?

12:30   Concluding Remarks