#2512 Ajoite New Cornelia Mine Ajo Pima Co. Arizona USA (2004) FOV:3 mm

#2160 Brookite, Anatase Uri Switzerland (2003) FOV:3.6 mm

#2201 Anatase Uri Switzerland (2003) FOV:1.6 mm

One of the calibration specimens I am using to evaluate my technique. FOV 1.6 mm is a bit past the sweet spot of my current microscope build, but my motorized…

#1913 Ancylite-(Ce) Mt St Hilaire Quebec Canada (2002) FOV:3.6 mm

#2269 Annabergite Var. Cabrerite Los Picayos Mine Asturias Spain (2004) FOV:2.5 mm

#47 Vanadinite Apache Mine Gila Co. Arizona USA (1980) FOV:16 mm. One of the first thumbnail specimens I bought 42 years ago for $0.50.

#2440 Pseudomalachite ps After Chrysocolla Harquahala Mine Salome La Paz Co. Arizona USA (2004) FOV:2.5 mm

#2441 Pseudomalachite Var. Ps After Chrysocolla Harquahala Mine Salome La Paz Co. Arizona USA (2004) FOV:2.5 mm

#2537 Pseudomalachite Harquahala Mine Salome La Paz Co. Arizona USA (2004) FOV:2.5 mm

#2535 Dioptase, Malachite Harquahala Mine Salome La Paz Co. Arizona USA (2004) FOV:4.8 mm