M MineralystRock & Mineral Guide
Rock

Conglomerate

Conglomerate — reference photo

Conglomerate is a rock. It has a Mohs hardness of variable and dull to slightly shiny luster.

Conglomerate properties

TypeRock
Mohs hardnessvariable
Lusterdull to slightly shiny
Typical colorsbrown, gray, yellow, red, and various combinations
Formationformed from the cementation of rounded gravel-sized clasts
Rarity3 / 10
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