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Geosec slides are made in lincolnshire with modern materials, but are hand finished in the traditional manner.

Mugs, coasters, keyrings and mirrors, plus jewellery items are made by an associate company in Yorkshire using images of slides produced by Geosec. 

Slides made to Order. If you have missed a slide that you wanted to buy, or can see one in the SOLD ITEMS FOR REFERENCE section that you would like to have, Geosec can in most cases make another for you at the same price as the original. For details click here  Made to Order

 

Displaying items 289 - 324 of 490 Sort: 
P1010049.jpeg
Monzonite. USA Thin Section Microscope Slide
£ 11.99
Geosec Slides
  15191_1
Mullite (TL) Buchite, Isle of Mull Scotland Thin Section Microscope Slide
£ 15.95
Geosec Slides
  14892_1
Mullite Buchite, Nun's Pass, Isle of Mull Scotland Thin Section Microscope Slide
£ 9.95
Geosec Slides
14880_1
Mylonite, Gastern, Switzerland. Thin section Microscope Slide
£ 13.95
Geosec Slides
  ebay 016
Mylonite, Harris, Outer Hebrides. Thin Section Microscope Slide
£ 13.95
Geosec Slides
  ebay 009
Mylonitic Gabbro, Tuscany, Italy. Thin Section Microscope Slide
£ 12.95
Geosec Slides
13610_1
Myrmekitic Granodiorite Thin Section Microscope Slide
£ 11.95
Geosec Slides
  15257_1
Natrolite in Basalt, Magheramore Quarry, N. Ireland. Thin Section Microscope Slide
£ 16.95
Geosec Slides
  ebay 001
Natrolite with Raite, Kola, Russia. Thin Section Microscope Slide
£ 10.95
Geosec Slides
14828_1
Naujaite, Ilimaussaq, Greenland. Thin Section Microscope Slide
£ 19.95
Geosec Slides
  14827_1
Naujakasite Lujavrite. Greenland. Thin Section Microscope Slide
£ 21.95
Geosec Slides
  P1010046.jpeg
Nepheline Syenite Thin Section Microscope Slide
£ 14.95
Geosec Slides
14619_1
Nepheline Syenite, Ledmore, Assynt, Scotland. Thin Section Microscope Slide
£ 8.95
Geosec Slides
  P1010060.jpeg
Nephelinite Lapilli, Auf Dickel, Eifel Germany. Thin Section Microscope Slide
£ 12.95
Geosec Slides
  21_12973x
Nephelinite Lava, Udersdorf, Eifel Germany Thin Section Microscope Slide
£ 14.95
Geosec Slides
10062_1
Nephelinite volcanic bomb Eifel, Germany. Thin Section Microscope Slide
£ 7.95
Geosec Slides
  ebay 022
Norite (Charnockite) Norway Thin Section Microscope Slide
£ 13.95
Geosec Slides
  ebay 030
Norite gabbro, Brady Glacier. Alaska USA. Thin Section Microscope Slide
£ 12.95
Geosec Slides
P1010013.jpeg
Norite Norway Thin Section Microscope Slide
£ 10.95
Geosec Slides
  07563_1
Norite, Rhynie, Aberdeenshire, Scotland. Thin Section Microscope Slide
£ 11.95
Geosec Slides
  P1010012
Nosean/Hauyne Tephrite, Germany, Thin Section Microscope Slide
£ 13.95
Geosec Slides
ebay 029
Nummulite Limestone Borneo Thin Section Microscope Slide
£ 9.95
Geosec Slides
  ebay 008
Nummulite Limestone France Thin Section Microscope Slide
£ 11.95
Geosec Slides
  P1010063
Nummulite Limestone Java Thin Section Microscope Slide
£ 14.95
Geosec Slides
P1010068
Obsidian from Lipari Thin Section Microscope Slide
£ 12.50
Geosec Slides
  ebay 022
Oceania, Olivine Basalt, Oahu, Hawaii. USA Thin Section Microscope Slide
£ 13.95
Geosec Slides
  P1010015
Olivine Andradite Garnet Crystal Tuff, Vesuvius, Italy Thin Section Microscope Slide
£ 19.95
Geosec Slides
P1010021.jpeg
Olivine Basalt Antartica! Thin Section Microscope Slide
£ 12.95
Geosec Slides
  ebay 013
Olivine Basalt Kenya, Africa. Thin Section Microscope Slide
£ 13.95
Geosec Slides
  14329_1
Olivine Basalt Samoa Thin Section Microscope Slide
£ 12.95
Geosec Slides
15127_1
Olivine Basalt, Castle Rock, Edinburgh, Scotland. Thin Section Microscope Slide
£ 13.95
Geosec Slides
  P1010018
Olivine Basalt, Lanzarote, Canary Isles. Thin Section Microscope Slide
£ 11.95
Geosec Slides
  P1010037
Olivine Basalt, Timanfaya, Lanzarote, Canary Isles. Thin Section Microscope Slide
£ 12.95
Geosec Slides
P1010053
Olivine Basalt. Ostrzyca, Poland. Thin Section Microscope Slide
£ 12.99
Geosec Slides
  ebay 009
Olivine Diabase (Dolerite) USA. Thin Section Microscope Slide
£ 14.95
Geosec Slides
  P1010013
Olivine Diabase, Palisades Sill USA. Thin Section Microscope Slide
£ 13.95
Geosec Slides

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NEW

GEOSEC is pleased to announce a new

MINERAL
IDENTIFICATION
ASSISTANT

To help identify minerals
in thin section slides. 

 

Latest addition: TOURMALINE