=== Referencer ===
* [http://www.diabas.nu/ Diabasmuseum] {{Webarchive|url=https://web.archive.org/web/20070927093659/http://www.diabas.nu/ |date=27. september 2007 }}, udenfor Vilshult i Blekinge.
* [http://se.gtk.fi/ Geologiska forskningscentralen] {{Webarchive|url=https://web.archive.org/web/20080914054556/http://se.gtk.fi/ |date=14. september 2008 }}, (GTK), nationalt organ for geologisk videnskab i Finland
* [http://www-markinfo.slu.se/sve/mark/berggr.html Markinfo] {{Webarchive|url=https://web.archive.org/web/20061231180124/http://www-markinfo.slu.se/sve/mark/berggr.html |date=31. december 2006 }}, från Institutionen för skoglig marklära, SLU
* [http://www.gtk.fi/aineistot/stenguide/ Stenguide] {{Webarchive|url=https://web.archive.org/web/20070701070100/http://www.gtk.fi/aineistot/stenguide/ |date= 1. juli 2007 }}, från GTK, Finland
* [http://www.svartabergen.nu/ Svarta bergen] {{Webarchive|url=https://web.archive.org/web/20081028102631/http://www.svartabergen.nu/ |date=28. oktober 2008 }}, i Blekinge
* [http://www.markaryd.artisan.se/pages/cgi-bin/PUB_Latest_Version.exe?pageId=220&allFrameset=1&r=1158608085734 Teknik och designprogrammet] {{Webarchive|url=https://web.archive.org/web/20070928205534/http://www.markaryd.artisan.se/pages/cgi-bin/PUB_Latest_Version.exe?pageId=220&allFrameset=1&r=1158608085734 |date=28. september 2007 }}, i Markaryd "Stenriket"
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Geologi