The report, newly reformatted and re-released here as BGS Research report RR-99-06, has 34 figures and an appendix listing approved names for igneous rocks. (Adobe Acrobat PDF 797 KB)
Your use of information and materials provided by the British Geological Survey (BGS) is at your own risk. Please read any warnings given about the various limitations of what is provided.
If the disk or file on which the information is delivered to you is corrupt or is otherwise unusable then please call BGS Central Enquiries on +44 (0)115 9363143 and we will replace it provided that you contact us within one month of your purchase.
Except as stated above, BGS gives no warranty as to the quality or accuracy of the information or the medium on which it is provided or its suitability for any use. All implied conditions relating to the quality or suitability of the information and the medium, and all liabilities arising from the supply of the information (including any liability arising in negligence) are excluded to the fullest extent permitted by law.
Except as stated above, BGS accepts no liability for any loss or damage which may be caused by the condition of the disk or file in which the information is provided to you, and you are expected to operate suitable anti-virus software before loading it into your computer system. You are responsible for ensuring that the form of the information you have ordered is compatible with your computer system and any other data with which the information is to be used.
BGS gives no warranty as to the accuracy or completeness of data or images in the form in which they are cached or downloaded to your computer, as they may be affected by on-line conditions over which BGS has no control.
This report is released for download here in .pdf format and should be read using appropriate software, such as Adobe Acrobat Reader. This software is freely available and can be downloaded from Adobe's web site.
It is known that some users have experienced incorrect thumbnail icons being displayed if the PDF file is displayed within their web browser. If you experience any problems displaying the page navigation thumbnails correctly, then try saving the PDF file to disk and then open the newly saved file with Adobe Reader directly.
Please note that PDF documents should be printed on a postscript printer.Download the latest "Adobe Acrobat PDF" reader software