Viking Mines is conducting a geophysical program at its picturesque Linka tungsten project in Nevada, USA. Viking Mines (ASX: VKA) has kicked off a suite of detailed ground geophysics programs at its flagship Linka tungsten project in Nevada, as it seeks to unlock the strategic subsurface potential of the high-grade skarn system. The company says it has mobilised contractors to conduct a highly detailed ground gravity survey to identify the key target contact between sedimen