Gemmological Instruments

by River Pond
$3.99
eBook

Publisher: Wild Colonial Press

Publication Date: October 20, 2018

ISBN: 1230002179483

Binding: Kobo eBook

Availability: eBook

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This booklet is a very brief guide to some of the instruments used by the gemmologist. It includes some practical hints and tips that will prove useful. It looks in particular at lighting methods for the microscope and how a refractometer works.