** A harrowing hunt in the California gold country **A young man disappears in the wilderness of the California mother lode. He leaves behind a gold-flecked rock and a vial of liquid mercury. He is a misfit in the modern world, a throwback to the Gold Rush days.A venture capitalist--whose gold country is Silicon Valley--hires forensic geologists Cassie Oldfield and Walter Shaws to track his missing brother.Following one of the 'lost rivers' of California, Cassie and Walter plunge into the dark history of the legendary lands, into the dark past of the brothers, into a poisonous sibling feud that threatens both lives and the land.And the question then becomes: which brother is on the hunt?

There are plenty of ways to die in the Grand Canyon.Forensic geologists Cassie Oldfield and Walter Shaws investigate one way to die: trouble on the canyon's Colorado River.Stranded raft. Life vests unused. Rafters missing.The only clue to the fate of the rafters is a bag of pebbles caught by the bow line. Following that clue, Cassie and Walter uncover a hellish scheme. Not only are the rafters in peril, but the river itself is under attack.The race to stop it takes the geologists deep into the canyon, and onto the mighty river, putting their own survival at stake.► RIVER RUN is the latest adventure in the Forensic Geology Series. "You gotta love a geologist that gets in this much trouble!"► All books in the series are complete novels, and can be enjoyed in any order.

A young man disappears in the wilderness of the California mother lode. He leaves behind a gold-flecked rock and a vial of liquid mercury. He is a misfit in the modern world, a throwback to the Gold Rush days. A venture capitalist—whose gold country is Silicon Valley—hires forensic geologists Cassie Oldfield and Walter Shaws to track his missing brother. Following one of the ‘lost rivers’ of California, Cassie and Walter plunge into the dark history of the legendary lands, into the dark past of the brothers, into a poisonous sibling feud that threatens both lives and the land. And then the question becomes: which brother is on the hunt? AUTHOR'S NOTE: Quicksilver is a complete story that introduces The Forensic Geology Series. It is novella-length, approximately 150 pages. All books in the series are stand-alone, and can be read in any order.  

** Now available in one set: books 1-3 in the award-winning Forensic Geology Series **        ____________________________________* QUICKSILVER *Forensic geologists Cassie Oldfield and Walter Shaws plunge into the dark history of the California gold country, into the dark past of two brothers, into a poisonous feud that threatens lives and the land.* BADWATER *Death Valley earns its name when a terrorist threatens to unleash lethal radioactive toxins. The only ones who can find and stop him are the forensic geologists, and they are up against more than pure human malice. The unstable atom--in the hands of an unstable man--is governed by Murphy's Law. Whatever can go wrong, will go wrong.* VOLCANO WATCH *The volcano beneath the geologists' home town is seething, and the mayor is found murdered with a note saying NO WAY OUT. The fate of the town now rests in the hands of an emergency planner with his own twisted agenda. As the volcano moves toward red alert, the geologists race to prevent 'no way out' from becoming a prophecy.

Golden Bot Award (Wired.com) Best Whodunit: Forensic geologists Cassie Oldfield and Walter Shaws embark on a perilous hunt--tracking a terrorist who has stolen radioactive material that is hotter than the desert in August. He threatens to release it in America's most fragile national park, Death Valley. But first he must stop the geologists who are closing in. As the hunt turns dangerous, Cassie and Walter will need grit along with their field skills to survive this case. For they are up against more than pure human malice. The unstable atom--in the hands of an unstable man--is governed by Murphy's Law. Whatever can go wrong, will go wrong. And it does.

NO WAY OUT--so says the note in the pocket of the murdered mayor.The volcano beneath her town is seething, and the fate of Mammoth Lakes now rests in the hands of emergency planner Adrian Krom.But Krom has his own agenda.Investigating the case, forensic geologist Cassie Oldfield tracks mineral clues to discover how the mayor died--and what she found. As the volcano moves toward red alert, Cassie races to prevent 'no way out' from becoming a prophecy.