Mica Schist from Loch Eilt, Scotland rock thin section Coaster (C60)

A thin rock section of Mica Schist was viewed using crossed polarising filters. This is a metamorphic rock which shows two different types of mica with a background of quartz and feldspar.

From Loch Eilt, Lochaber, Scotland. Part of the Moine Schists. 900 million years old, when the most advanced life was single celled algae in the ocean!

90mm square coasters printed by dye sublimation to give a vibrant, high gloss, scratch resistant finish. 

Supplied with a description on the back of the coaster.

Buy any four coasters for £16 or any six for £22 – just order the 4 or 6 coaster listings and put the numbers of the coasters you want into the text box. Mix them up for variety or get a matching set – whichever you want.

Free UK delivery on orders over £10 (£1 delivery charge for orders below £10).

Delivery charges for overseas orders are calculated in the shopping basket.

Orders are normally sent out within 2 working days.

(Image courtesy of Rob Gill, GeoSec)