uu ((HALLOYSITE)) $10 MINIMUM BID, Dragon Mine, Tintic District, Eureka, Utah, 13 x 10 x 4 cm, Cabinet | |
Here is a large cabinet specimen of Halloysite, a clay mineral, which was deaccessed from University of Utah Geology department. ex U of U Geol. and Geophysics Dept with only a hand written label on a scrap of paper |