Diamond Powder

You give Agent Dravos Diamond Powder. Agent Dravos tells you, "A rare find! My congratulations.  Here is your Writ of Refuge.  The Empyrean have left many secrets for us to puzzle out.  Their geomancy recently became transparent to us.  This powder might reveal yet another crucial part of their power.  We shall crush the enemy through their own devices!" Agent Dravos gives you Writ of Refuge.