Bernard Setaro Clark
Tanzanite, a rare blue gem born in fire and revealed by lightning, is found only in the Merelani Hills of Tanzania. But now the death of a gem smuggler points to another possibility. A South American mine owned by Tabitha Metals may hold the find of a century. But why is it kept hidden from the world? Geologist Brian Graham can draw only one conclusion: the mine’s untraceable wealth is used to fund terrorism. And ...
Explosive violence rocks Canada’s Slocan Valley after the shooting deaths of three teenagers in a bombing attempt at the Keenleyside Dam. A joint U.S.-Canada military force locks down the Valley to protect Columbia River dams critical to both countries but martial law incites more violence. Geologist Alex Graham refuses to let politics stand in her way. She evades military patrols to slip into a restricted zone in her hunt for a silver mine to claim ...