Designers say local materials reduce their environmental impact and are aesthetically pleasing, too. By Rachel Garrahan Gray-white billows swirl across the surface of an agate ring in Sian Evans’s new ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Ornamental hard stones such as malachite, turquoise and lapis lazuli have been part of the jewellery vocabulary ...

Picture this: you are wandering through the outdoors, and a glint of something unusual catches your eye. You look down and see a stone, but not just any stone. The colour or texture, or shape makes it ...

Rockhounds will find agate, minerals and rocks from around the world all close at home. The show offers an opportunity to look at agates from across the globe or buy and trade stones. Vendors provide ...

Jaspers and cherts are the rocks most often confused with Lake Superior agates Lakers formed when mineral-infused solutions seeped into the gas bubbles of volcanic rocks Lake Superior agates are ...