andesite

• NA > United States > New Mexico > Unnamed Andesite Stone Quarry
• NA > United States > Oregon > Little Hay Creek
• NA > United States > Utah > Tabbys Peak Sw Gravel
• SA > Ecuador > Pichincha > Unknown Name
• SA > Ecuador > Pichincha > Unknown Name
• SA > Ecuador > Pichincha > Unknown Name
• SA > Ecuador > Pichincha > Unknown Name

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Source: United States Geological Survey Mineral Resources Program

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