Stammelford's dust

Stammelford's dust can be purchased from a number of merchants, including:
 * the herbalist in Glory Lane

It is also used to craft the following items:
 * Black armor dye
 * Enhanced dancing star
 * Enhanced devil's puffball
 * Enhanced dimeritium bomb
 * Enhanced dragon's dream
 * Enhanced grapeshot
 * Enhanced moon dust
 * Enhanced northern wind
 * Enhanced samum
 * Exploding bolts

Stammelford&#39;s dust is a high quality bomb-making base, meaning that it allows Geralt to make bombs which require up to four ingredients.