Herb Obodda was calling his two gem crystals "clinoamphibole
." However, Dudley Blauwet's three crystals were carefully identified as richterite by amphibole expert Frank Hawthorne, a sufficienfly authoritative source to be considered definitive.
Associated minerals are: fayalite, magnetite, quartz, annite, laihunite, and clinoamphiboles
(only at the Colorado locality).
Occurrence: Associated minerals are: spessartine, rhodochrosite, pyroxmangite and clinoamphiboles