sedimentary

Painted Garden Rock

Coated Siltstone or Mudstone

AI-generated identification · may be incorrect

Hardness: 3-5 (base rock); Color: Red and Purple acrylic paint; Luster: Dull/Matte (painted); Structure: Fine-grained clastic; Cleavage: None/Irregular

Hardness: 3-5 (base rock)
Color: Red and Purple acrylic paint
Luster: Dull/Matte (painted)

Identified July 21, 2026More sedimentary →

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Physical properties

Hardness: 3-5 (base rock); Color: Red and Purple acrylic paint; Luster: Dull/Matte (painted); Structure: Fine-grained clastic; Cleavage: None/Irregular

Formation & geological history

Riverside or sedimentary deposit formation, later modified by human activity (painting) in 2023. The base rock is likely a fine-grained sedimentary clast composed of clay or silt particles.

Uses & applications

Hobbyist craft, sentimental keepsake, garden decoration, or personalized gift.

Geological facts

This specimen is a 'kindness rock' or a commemorative craft piece labeled 'MASON 2023'. While the paint obscures the mineralogy, the shape suggests it is a water-worn river cobble.

Field identification & locations

Identify by the presence of artificial pigments over a natural stone base. Commonly found in craft stores, gardens, and urban trails as part of the 'Kindness Rock' movement.