Overview
The silver mines are the reason people settled in the remote, isolated Vale Sangora in the first place. According to "The Secret History of Vale Sangora," a narrative lore document from Rebel Wolves, the surrounding mountains were rich with silver, and its "cold gleam lured men like moths to a fire." The rocky slopes are pockmarked with mine entrances, and the steady knocking of pickaxes echoed through the valley all day long.
Connection to Coen
Coen worked in the silver mines alongside his father Pieter since childhood, a harsh experience that left lasting marks on both his body and spirit. Years of prolonged exposure caused him to develop argyria, a real medical condition where silver accumulates in the body's tissues. This poisoning turned out to be the single most important factor in Coen's story: when vampires later attempted to turn him, the silver already present in his blood and flesh prevented the complete transformation. Instead of becoming a full vampire, Coen became a Dawnwalker, a being who is human during the day and vampiric at night.
Why the Silver Made a Dawnwalker, Not a Vampire
The childhood spent in the mines is the canonical explanation for why Coen survives the turning ritual as a Dawnwalker rather than as a full vrakhir. Mining silver from boyhood gave him a high concentration of silver dust accumulated in his blood and tissue. When Brencis later pulls a fang and pierces Coen's heart, the silver content in Coen's body blocks the tooth's vital energy from completing the transformation. The fang takes root, but the half-turn leaves him with vampire abilities at night and human capacities, hex magic included, during the day. No other character in the canonical lore is confirmed to have come through a botched turning by the same mechanism, which is why Coen is the protagonist and not just another villager.
Political Significance
Knyaz Skender Dragosti, the human lord who ruled Vale Sangora before Brencis seized power, used proceeds from the silver mines to expand the dungeons beneath Greifberg castle. He chose military construction over religious or civic investment, which gives some insight into the kind of ruler he was. The wealth generated by the mines made Vale Sangora worth conquering, and Brencis's takeover was at least partly motivated by control of these resources.
Silver Under Vampire Rule
Silver is contraband in the finished game. Coen can loot it freely, and pieces of it are flagged in the inventory with a chalice icon, but ordinary merchants will not touch it and carrying it openly is a liability rather than an asset. That is consistent with who now runs the valley: the metal that made the place worth settling is the same metal that is dangerous to the vrakhiri, and Coen's own half-turned condition is the proof of what prolonged exposure to it does.
There is one documented buyer, a trader in the Neustadt district of Svartrau, and he will not deal until Coen has completed a quest called Into the Den. That quest begins near Laslea with an optional fight against a bear, and ends with a note pointing at where silver can be sold. Approaching the trader without it gets Coen turned away. Selling through him avoids the Infamy that moving contraband would otherwise attract, and silver fetches far more than the ordinary junk a player accumulates, which makes the mines an early economic engine as well as a piece of backstory. One of the game's achievements tracks earning a thousand denarii this way.
The workings themselves are still occupied. Kobold dens sit in the old shafts, and clearing them is tied into the crafting chain for one of the valley's legendary swords, which is covered under Equipment and Crafting.
The Valley's Isolation
Vale Sangora sits deep within the Carpathian Mountains, accessible only through narrow gorges and only during summer months. The silver mines are what drew settlers to endure this isolation. The combination of mineral wealth, geographic remoteness, and the Black Death sweeping through Europe in 1347 created the perfect conditions for the Vrakhiri vampires to establish dominance over a population with nowhere to flee.