Maine Geology - Economic Geology Photo Gallery  
   Photos of sand and gravel pits and stone quarrying.
   http://www.state.me.us/doc/nrimc/pubedinf/photogal/economic/econphot.htm

Gypsum and Anhydrite in Nova Scotia  
   Provincial government information circular on the Nova Scotia occurrence, mining history, and uses of these minerals.
   http://www.gov.ns.ca/natr/meb/ic/ic16.htm

Scottish Agates  
   A series of images of Scottish agates from the Midland Valley of Scotland, UK with additional material from the Cheviot Hills.
   http://website.lineone.net/~chris_harlow/

Goonvean  
   Europe's largest independently owned kaolin producer, based in Goonvean Cornwall England UK.
   http://www.goonvean.com/

Geology and History of Coal in Nova Scotia  
   Provincial government information circular.
   http://www.gov.ns.ca/natr/meb/ic/ic25.htm

Peat Moss in Nova Scotia  
   Peat is the partially decomposed remains of plants and animals which have accumulated in oxygen poor freshwater environments over the past 11 000-13 000 years. Peat is mined for horticultural purposes, and is also used in distillation, yeast cultivation,
   http://www.gov.ns.ca/natr/meb/ic/ic18.htm

Geoconsultant  
   Technical and commercial specialist, based in the United Kingdom, specializing in the exploration and evaluation of industrial minerals particularly kaolins and calcium carbonates.
   http://www.geoconsultant.co.uk/