Black Cloud Pegmatite This location's collecting and accessibility status is currently unknown, so please ask for permission locally before doing any digging or collecting.

Minerals Beryl - Heinrich reported crystals that were partially replaced by bertandite and muscovite (Raines). Biotite - Simmons reports pseudohexagonal crystals to several feet across (Raines). Cassiterite - Foord and Martin reported crystals to 2 cm are found with columbite-tantalite. Some of the cassiterite crystals were twinned (Raines). Thorite - Heinrich and Gross reported small crystals and grains associated with fluocerite (Raines). Xenotime-(Y) - Heinrich and Gross reported crystals were found in fluorite pods (Raines). Field Trip Reports Sorry, no trip reports for this location yet.

References E. Raines, 2001, "Rocks & Minerals" (Vol. 76, September/October, pgs. 298-325) Please see the reference(s) mentioned above for directions to the site if specific instructions are not given on this page.

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