Porthminster Gallery | Big Modernist names in new show Leach Pottery | Clive Bowen and Roelof Uys, autumn shows Mariners Gallery | ARKangel follow in the footsteps of Laurie Lee Penwith Gallery | Zennor, Spirit of Place: wild times in a wild landscape Leach Pottery | Niek Hoogland: Best of Both Worlds New Craftsman Gallery | Rebecca Polyblank New Craftsman | Exhibition focuses on history of the gallery Anima Mundi | Sax Impey: To The Water Barnoon Arts | Small World, with Zoe Eaton and Peter Giles A Painter and a Poet | Conversations in Colour, Alice Mumford, Sue Leigh St Ives Archive | The diaries of artist Bryan Pearce A stitch in time | One group’s unique view of St Ives