Brass

Brass was an alloy of copper and zinc.

Markets

 * Aurora's Emporium had a large catalogue of brass items from all throughout Faerun.
 * Ember Me More, a specialty store in Ravens Bluff, sold a wide variety of fireplace-related products made from brass.
 * Lamps by Watt, another specialty store in Ravens Bluff, specialized in constructing light fixtures and various other items from brass.
 * Brass was one of many major exports for the Lake of Steam region.

Applications
Brass was used for decorative items, moving metal parts (locks, gears, valves. etc.) and musical instruments (for acoustic properties).

Armor & Weaponry

 * Celestial archons, with the exception of lantern archons, wore armor made of brass to indicate that they had reached the third rank within the archon hierarchy.
 * Cultists who worshipped Baphomet were known to decorate their altars with brass weapons.
 * Orthons were known to carry crossbows made of brass.

Buildings/Construction

 * Boats made of brass were used by efreet to traverse the Sea of Fire.
 * The City of Brass made heavy use of this metal. One notable building in the city to utilize this material was the Charcoal Palace.
 * In Memnonnar, the domes and minarets that topped the buildings were inlaid with brass.
 * The Twin Towers of the Eternal Eclipse had several alarm bells throughout the complex that were made of brass.
 * Brass was one of the many precious metals that decorated the bricks of the Ziggurat of Eternal Victory.

Mundane Items

 * A brass coffin was used for the burial of Theldrin Rallyhorn.
 * A wide variety of horns were typically constructed of brass, including fanfare horns, glaurs, hunting horns, longhorns, and sackbutts.
 * Other musical instruments known to be constructed of brass included wargongs, tockens, and chime lamps.
 * The dining ware found in many inns and taverns was often constructed from brass.
 * Some Calishite lamps were known to be constructed from brass.
 * Kaleidoscopes from the land of Calimshan were typically made from brass.
 * Brass was one of a variety of metals that hook-hands and peg-legs were typically constructed from.
 * Brass was one of three metals that the spinning tops of Amn were known to be constructed with.
 * Brass was one of three metals that Hurricane lamps were known to be constructed with. The craftfolk of Dapplegate were particularly known for crafting brass stormlanterns.

Magic Items

 * The spellbooks Arcanabula of Jume and Detho's Libram were both bound in brass rings.
 * Braziers of commanding fire elemental were constructed of brass.
 * Efreeti bottles were usually constructed of brass.
 * Eversmoking bottles were usually constructed of brass.
 * The Farseer of Illusk was partially made of brass.
 * Harvyn's Ring
 * Helms of underwater action were forged from brass.
 * Some Horns of Valhalla were constructed of brass.
 * Lightbringer was an enchanted mace made entirely of brass.
 * Rings of dragons were brass rings highly prized by members of the Cult of the Dragon.
 * Rings of flying were made with brass lining the edges.
 * Purple dragon rings were always crafted from brass.
 * The serpent rings worn by worshipers of serpent and reptilian deities were fashioned from brass.
 * Staffs of entrapment were traditionally made by the Netherese with brass.
 * The wooden Quarterstaff of Alcedor had brass covers on each end.

Spells

 * Early versions of Bigby's clenched fist required a pair of brass knuckles for casting the spell.
 * Call of despair required a small brass gong for casting the spell.
 * Darsson's music box required a metal cube for casting the spell and brass was one of the two metals that could be used.
 * Detect scrying required a miniature brass hearing trumpet for casting the spell.
 * Dreamspeak required a bell made of either brass or silver for casting the spell.
 * Find familiar required a brass brazier for casting the spell.
 * Horizikaul's versatile vibration required a hollow brass cone as a focus.
 * Hornung's surge selector required a brass spinner for casting the spell.
 * Brass tuning forks were required when using a plane shift spell to enter the Para-Elemental Plane of Magma.
 * Undetectable lies required a handful of brass dust for casting the spell.
 * A brass bell was one of two options for material component when casting the spell Watchware.
 * The Great Brass Gate was the portal though which the noble efreeti Memnon entered the world of Toril to found Memnonnar.

Currency

 * The Waterdhavian taol was worth 2 gp in Waterdeep, but little elsewhere.
 * Gond bells worth 10–20 gp.