Gemlab.UK         Gemmological Research and Education       

                                                                                                                                                                                                                                                                       

 

NEWS 

An update on the latest additions or alterations to this site

SPECTROSCOPY  

Use of the Direct Vision Spectroscope with a Microscope

SPECTRA DATABASE  

Images and Descriptions of Absorption and Emission Spectra

 

COLOUR FILTERS

The application of colour filters in gem testing.

THROUGH MY SPECTROSCOPE

Spectra of special interest  presented and discussed

ABOUT THE AUTHOR

John S. Harris Engraver and Gemmologist

 

 

              LINKS                         The Scottish Gemmological Association                        www.scottishgemmology.org/ 

                                                              Optical Spectroscopy Software by Dr. F. Menges               www.spectroscopy.ninja               

                                                                                   Hand Made Wedding Rings                              www.richardharrisjewellery.com  

 

DECLARATION OF COPYRIGHT

The images and text shown on this web site are the sole intellectual property of John S. Harris. and may not be copied, transmitted, or used in any way without permission.

Permission may be granted for non-commercial use in education and research in which case please apply to John Harris at  jsh@gemlab.co.uk

Copyright John S. Harris 2000-2016