Rosasite with Calcite

Rich Olsen Collection

SizeMiniature

Dimensions2.1 x 3.1 x 2.9 cm

Added on05/15/2026

Member since 2026

Mineral guide

copper-zinc carbonate hydroxide with vivid blue-green, velvety botryoids; prized for color, texture, and classic localities like Laurion and Ojuela.

Regional guide

from the Ojuela Mine, Mexico - blue-green botryoidal crystals in iron-oxide vugs, vivid color and velvety textures, a standout oxidized carbonate.

Locality guide

Ojuela Mine, Mexico — renowned locality for vivid adamite, legrandite, mimetite, and wulfenite; prized for color, crystal habit, and mining heritage.