1. Plural of catlinite; a fine-grained, reddish or brownish stone (a type of pipestone) found chiefly in Minnesota, traditionally used by Native Americans to carve pipes and other objects.
Usage: Often capitalized when referring to the specific stone from Pipestone National Monument; Named after the artist George Catlin

Examples

• The museum displayed several carved catlinites from the 19th century.
• Native American artisans have worked with catlinites for generations.
• Catlinites were highly valued for their workability and distinctive color.
• The quarry at Pipestone National Monument produces some of the finest catlinites in North America.