Scanning electron micrograph of montomorillonite-coated spherical bastnaesite crystal clusters. Mud Volcano, Yellowstone National Park, Wyoming. No date.
Summary
Figure caption: Scanning electron micrograph of montomorillonite-coated spherical bastnaesite crystal clusters (?) lining a fracture at 36.0 m. Some spheres appear to consist of aggregates of bladed crystals. No index card. Published as Figure 8 in Hydrothermal alteration in research drill hole Y-11 from a vapor-dominated geothermal system at Mud Volcano, Yellowstone National Park, Wyoming in Wyoming Geological Association Guidebook. Thirty-Third Annual Field Conference. 1982.
Summary
Figure caption: Scanning electron micrograph of montomorillonite-coated spherical bastnaesite crystal clusters (?) lining a fracture at 36.0 m. Some spheres appear to consist of aggregates of bladed crystals.
No index card.
Published as Figure 8 in Hydrothermal alteration in research drill hole Y-11 from a vapor-dominated geothermal system at Mud Volcano, Yellowstone National Park, Wyoming in Wyoming Geological Association Guidebook. Thirty-Third Annual Field Conference. 1982.
Available in the USGS Photographic Collection, MM00714 (MicroMARC) Collection, located in cold storage Box 1MM (Bargar/MM00714).
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