This resource shows different igneous rocks as seen under a polarising microscope. These images are ‘free to use’ for non-commercial educational purposes. Please acknowledge their source as GeoHubLiverpool.
Igneous rocks in thin section
This resource shows a range of different igneous rocks as seen under a polarising microscope. For each igneous rock there is a photograph of a thin section taken under plane polarised light (PPL) and an image of the same thin section taken under crossed polars (XPL).
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0069-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0068a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0087c-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0086c-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/amygdaloidalbasaltPPLa-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/amygdaloidalbasaltxpla-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0075a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0074-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0064a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0065a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0055a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0054a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0093-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0092a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/Ignimbrite-ppl-1-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/IgnimbriteXPL-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0083a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0082a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0067a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0066a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0062a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0063a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0090a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0091a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0070a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0071a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0056a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0057a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0079a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0078a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0076a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0077a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0089a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0088a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0084a-150x150.jpg)
![](https://geohubliverpool.org.uk/wp-content/uploads/2020/02/mag-0085a-150x150.jpg)