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I've found small amounts of this pretty blue amorphous (not crystal) kyanite, a very high-pressure mineral, scattered at random in quartz all over Medicine Bow and Browns Peaks.

E2_KyaniteInQuartz.jpg (289 Kb) (under photos/24/0813-17_SeminoeSugarloafLaramie/0816_AnotherSnowyRangeHike/)

By Alan Silverstein, ajs@frii.com (page updated Mon May 4 17:54:04 MDT 2026)