Rockby LogoRockby

Moonstone look-alikes

Adularia (Orthoclase variety) or Albite (Plagioclase Feldspar variety)

Got a photo? Identify rocks instantly with the Rockby app

Open the app

Several rocks and minerals can be confused with Moonstone. Below are documented look-alikes and the features that tell them apart. Never rely on a single feature. Always check multiple properties.

Similar rocks to compare

Labradorite

(Ca,Na)(Al,Si)2Si2O8

Also known as: Spectrolite

Rainbow Moonstone

(Ca,Na)(Al,Si)2Si2O8

Also known as: White Labradorite

Opal

SiO2·nH2O

Also known as: Hydrated Amorphous Silica

Chalcedony

SiO2

Also known as: Cryptocrystalline Quartz

Explore Moonstone

Identify rocks anywhere

Free on iOS, Android, and Web. Photo identification, full database, and your personal collection.

Open in app