sand - orange-tan dune sand with iron-oxide coated grains derived from the Navajo sandstone in the San Rafael Swell - set of two 2-ounce jars The mine is currently owned

The mine is currently owned and operated by Sierra Metals Inc

Diagenesis refers to the conversion of sediments into sedimentary rock

cannot be scratched by a nail and which has a brownish black streak

It is famous for the minerals mined from pegmatites

That's where this sand was collected

sand - orange-tan dune sand with iron-oxide coated grains derived from the Navajo sandstone in the San Rafael Swell - set of two 2-ounce jars The mine is currently ownedTransported from the Appalachians by a continent spanning river system, the Navajo was deposited during the Jurassic as sand in a vast coastal and inland dune field, which subsequently became lithified into a sandstone. Near Hurricane, Utah this sandstone is 2,400 feet thick. It is weathering and forming new dunes where it is picked up by the wind and redeposited. A hematite coating gives this quartz sand its color. The Navajo sandstone is widely