Charts

COSTS

Michel Levy Charts are £1.00 each + p&p at cost
Stereonets are available in 10cm or 20cm versions.
10cm are 50p each, £35/100 + p&p at cost
20cm are 75p each, £60/100 + p&p at cost

These prices are correct at 1st December 2020

All enquiries to Gary T. Billington
email: g.t.b_lgs@hotmail.co.uk

(Please note that Gary’s email address has an underscore between b and lgs).

Michel Levy Chart

Lambert Equal Area Polar Projection

This is a tool to identify minerals in thin section using a petrographic microscope. With a known thickness of the thin section, minerals have specific and predictable colours in cross-polarized light, and this chart can help identify minerals

Lambert Equal Area Equatorial
Projection

Wulff net