C

Calcite and Quartz
$24.00
$24.00

Calcite on Dolomite
$5.00
$5.00

Calcite on Dolomite
$5.00
$5.00

Calcite on Quartz
$34.00
$34.00

Calcite twin
$17.00
$17.00

Calcite with Marcusite inclusions
$18.00
$18.00

Calcite, doubly-terminated on matrix
$12.00
$12.00

Calcite
$24.00
$24.00

Calcite
$50.00
$50.00

Calcite, strange formation
$20.00
$20.00

Calcite, unusual formation
$8.00
$8.00

Caledonite
$8.00
$8.00

Carrollite
$50.00
$50.00

Cassiterite
$16.00
$16.00

Cassiterite
$40.00
$40.00

Cassiterite, epimorph of Pyrite
$195.00
$195.00

Cassiterite on Albite
$85.00
$85.00

Cassiterite on Muscovite
$140.00
$140.00

Cassiterite on Muscovite
$55.00
$55.00

Cassiterite
$45.00
$45.00

Cassiterite, rare location
$65.00
$65.00

Cylindrite
$16.00
$16.00

Celestite and Sulfur
$75.00
$75.00

Cerrusite
$8.00
$8.00

Cerrusite
$10.00
$10.00

Cerrusite, rare location
$40.00
$40.00

Cerrusite
$8.00
$8.00

Cerrusite and Anglesite, rare location
$35.00
$35.00

Chalcedony ps Calcite with Zeolites
$40.00
$40.00

Chalcocite
$34.00
$34.00

Chalcocite
$85.00
$85.00

Chalcocite
$45.00
$45.00

Chalcocite, rare ocation
$30.00
$30.00

Chalcocite
$16.00
$16.00

Chalcopyrite on Calcite
$55.00
$55.00

Cylindrite
$10.00
$10.00

Cinnabar twin
$85.00
$85.00

Clinoatacamite
$16.00
$16.00

Clinohumite on matrix
$95.00
$95.00

Clinohumite
$115.00
$95.00

Clinozoisite
$6.00
$6.00

Columbite, unusual location
$120.00
$120.00

Copper
$5.00
$5.00

Cuprite
$38.00
$38.00

Creedite
$16.00
$16.00

Cuprite, unusual iridescence
$20.00
$20.00

Cuprite and Copper
$65.00
$65.00

Cuprite on Copper
$20.00
$20.00

Cuprite
$18.00
$18.00

Malachite with Chrysocolla
$40.00
$40.00

Copper
$35.00
$35.00

Heulandite, Stilbite, and Calcite
$10.00
$10.00

Rosasite and Calcite
$12.00
$12.00

Crocoite
$35.00
$35.00

Calcite
$65.00
$65.00

Titanite (Sphene) and Calcite
$32.00
$32.00

Quartz with Hematite and Chlorite inclusions
$30.00
$30.00

Anatase, Chlorite included Albite, and Quartz
$57.00
$57.00

Hematite with Calcite
$17.00
$17.00

Chalcedony
$10.00
$10.00

Hematite with Calcite
$18.00
$18.00

Calcite and Celestite
$30.00
$30.00

Chalcopyrite and Byssolite
$16.00
$16.00

Calcite
$20.00
$20.00

Calcite
$18.00
$18.00

Dogtooth Calcite
$15.00
$15.00

Fluorapatite, Hyalite Opal, and Calcite
$28.00
$28.00

Chrysocolla with Azurite
$18.00
$18.00

Chalcopyrite
$70.00
$70.00