FERBERITE on QUARTZ
Eureka Mine, Boulder County, Colorado, USA
4.2 × 3 × 2.5 cm,
SOLD
CHALCOPYRITE with QUARTZ
Alice Mine, near Idaho Springs, Clear Creek County, Colorado, USA
4.5 × 4.5 × 3 cm,
SOLD
FLUORITE on RHODOCHROSITE
Sunnyside Mine, near Silverton, San Juan County, Colorado, USA
4.6 × 3.9 × 3.2 cm,
SOLD
MALACHITE
Sherman “Tunnel” Mine, Leadville, Lake County, Colorado, USA
5.5 × 3.2 × 2.1 cm,
SOLD
MOLYBDENITE on QUARTZ and BERYL var. Aquamarine
California Mine, Mt. Baldwin, Mt. Antero area, Chaffee County, Colorado, USA
4 × 3 × 1.5 cm,
SOLD
MOLYBDENITE and FERRIMOLYBDITE on QUARTZ and BERYL var. Aquamarine
California Mine, Mt. Baldwin, Mt. Antero area, Chaffee County, Colorado, USA
4 × 3.5 × 1.5 cm,
SOLD
LIMONITE after PYRITE with QUARTZ
Mount Antero, Chaffee County, Colorado, USA
6.5 × 2 × 3.5 cm,
SOLD
MOLYBDENITE with QUARTZ and BERYL
California Mine, Mt. Baldwin, Mt. Antero area, Chaffee County, Colorado, USA
9.5 × 7 × 5 cm,
SOLD
TITANITE and ALLANITE-(Ce) with CALCITE on QUARTZ
Mount Antero, Chaffee County, Colorado, USA
2 × 5 × 2 cm,
SOLD
MUSCOVITE with QUARTZ var. Smoky and ALBITE
Mount Antero, Chaffee County, Colorado, USA
4.5 × 4 × 3.5 cm,
SOLD
PHENAKITE on QUARTZ var. Smoky
Mt. White, Mt. Antero area, Chaffee County, Colorado, USA
2.5 × 2 × 5.5 cm,
SOLD