Acanthite

Acanthite specimens for sale

215 for sale · $60–$15,000 USD

220 in the gallery

Acanthite is the natural sulfide mineral form of silver sulfide with a metallic luster and a gray to dark silver color. It typically forms in vein and replacement deposits as small to modestly sized crystals, and may occur as granular aggregates or sharp, well-formed crystals that reflect light from their surfaces. Crystal habit ranges from tabular to blocky, often displaying good faces when pristine and free of oxidation. The mineral is commonly associated with other silver minerals and occurs in hydrothermal sulfide-rich settings, contributing to its classic, historically important appearance in mineral collections.

Formula
Ag2S
Rarity
Common
Stability
Stable
Collector interest
High Interest

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Where Acanthite is found

About Acanthite

Notable specimens originate from historic silver districts in Mexico and from German and Czech localities, where acanthite crystals have been collected for many decades. The localities in Mexico and Europe are renowned for supplying bright, metallic examples that highlight acanthite’s high luster and distinctive, uniform silver color. For collectors, acanthite offers a window into silver ore crystallization and a representative sulfide mineral that displays an iconic, reflective surface and crisp outlines when well-preserved. It remains a staple for those assembling classic sulfide suites and cabinet displays.