Browse Collections (34 total)

(R) General Rocks


Contains all rocks that are not part of a designated suite and have an ID number starting with R.

Contributors: Various sources

(SFM) Igneous Suite -- St. Francois Mountains, Southeastern Missouri

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This collection is composed of igneous volcanic and intrusive rocks from the St. Francois Mountains of Missouri. The variation within the collection…

Contributors: Western Minerals, Inc.

(TMJ) Quartz-rich Metamorphic Suite -- Tanzawa Mountains, Kanto, Japan

Andesite Tuff

The Tanzawa Mountains in Japan were created in an arc-arc collision, when the Izu-Bonin-Mariana Arc was subducted beneath the Honshu Arc. This…

Contributors: Western Minerals, Inc.