Displaying 601 - 700 of 42096
Cat. # Name Description
601 Millerite Small 1" diameter vug with millerite hair tufts. Color: GD
602 Quartz Crystals with tarnished galenite crystals and pyrite.
603 Quartz Drusy quartz slightly amethystone.
604 Quartz Cut from quartz crystal.
605 Quartz Crystals.
606 Quartz Crystals.
607 Quartz Crystals.
608 Quartz Crystals.
609 Quartz Crystals.
610 Quartz Rock or quartz crystals.
611 Quartz Greasy.
612 Quartz Rock quartz. Two pieces of same rock. Reattached.
613 Gold Roasted ore.
614 Copper None
615 Copper Native copper.
616 Copper Native copper.
617 Copper Native copper.
618 Copper Native copper Gummed label:1019.
619 Copper None
620 Copper Native copper.
621 Chalcopyrite Massive, disseminated through matrix.
622 Copper Native copper; not found in catalog.
623 Sulfur Massive, with matrix.
624 Sulfur Massive, in matrix.
625 Sulfur None
626 Sulfur Massive; depositional.
627 Sulfur Massive with matrix.
628 Sulfur Massive.
629 Sulfur Massive.
630 Realgar Small crystals in tiny vugs. Color: RD-OR
631 Realgar Coating. Color: RD-OR
632 Sulfid Sulfid of antimony.
633 Graphite None
634 Graphite None
635 Graphite None
636 Stibnite Steel, gray, metallic acicular crystals.
637 Molybdenite Metallic gray masses in matrix.
638 Molybdenite Shiny, silfver-gray on a matrix containing quartz, pyrite, etc.
639 Galena Two massive; 1 showing crystal form.
640 Galena None
641 Galena Single cube. Color: GY
642 Lead None
643 Galena Massive, weathered. Color: GY
644 Galena Solid galena, cleavage faces, lime coating. Color: GY
645 Galena None
646 Galena Massive - 1 pseudo cube; other with minor chalcopyrite. Color: GY
647 Galena One piece massive cleavage fragment; 1 piece with galena disseminated throughout matrix. Color: GY
648 Galena Two pieces. a. Group of 2 crystals. b. Massive with cleavage faces. Color: GY
649 Galena Individual crystals. Color: GY
650 Galena None
651 Galena Massive, cleavage faces; T's possible partial crystals. Color: GY
652 Galena Two parts. a. Massive. b. Weathered; crystal cluster. Color: GY
653 Galena Solid galena; large 1" x 1' x 1" cryustal is weathered and coated. Color: GY
654 Galena Massive; pieces form one; cleavage planes visible. Color: GY
655 Galena None
656 Galena Galena in quartz matrix. Core sample. Color: GY,TN
657 Galena Galena & pyrite FINELY disseminated. Color: BK
658 Galena Three specimens. a. Single crystal. b. Weathered group. c. Massive. Color: GY
659 Galena Crystal cluster. Color: GY
660 Galena None
661 Galena Galenite and pyrite.
662 Galena Coarsely grained; massive. Color: GY
663 Quartz With galenite, chalcopyrite and barite, native copper, azurite.
664 Galena Still retains a partial Foote label. Color: GY
665 Hematite Massive, specular. Color: GY
666 Quartz Quartz, chalcopyrite, barite (?), tarnished galenite.
667 Galena Pocket of cubo-octahedron with drusy quartz. Color: GY
668 Galena Massive galena on quartz crystals, some pyrite. Color: GY
669 Galena Silver ore, fine grained. Color: GY
670 Galena Massive; possibly argentiferous. Color: GY
671 Galena Silver ore, fine grained. Color: GY
672 Galena Coarse grained, massive. Color: GY
673 Galena None
674 Pyrite Mass of crystals on quartz crystals.
675 Pyrite Small pocket of 1/8" cubes. Color: GD
676 Galena Group of cubic crystals coated with drusy pyrites. Color: GY
677 Galena Massive galena in quartz with small amounts of chalcopyrite. Color: GY
678 Galena Massive ore samples with some chalcopyrite. Color: GY-BK
679 Galena And chalcopyrite.
680 Galena And chalcopyrite.
681 Chalcopyrite Massive, with pyrite & quartz.
682 Sphalerite Hand: massive intermixed with chert . Miniature: sphalerite crystals on quartz crystals
683 Sphalerite Matrix covered on both sides with sphalerite crystals to 1/2". Crystal system Cubic/iso. Color: BK,RD
684 Sphalerite None
685 Sphalerite Crystals to 1/8" - 1/4" on chert matrix.
686 Sphalerite Massive; 1 miniature has weathered crystals with chalcopyrite crystals
687 Sphalerite Massive sphalerite in chert.
688 Sphalerite Massive.
689 Sphalerite Two glass vials of crushed sphalerite.
690 Sphalerite Massive; specimen is cracking.
691 Sphalerite Crushed.
692 Sphalerite Dark crystals to 1/2" covering top of piece; also crystals on bottom partially in chert
693 Sphalerite Massive.
694 Sphalerite Sphalerite or blende, zinc ore.
695 Sphalerite Massive, some cleavage faces; miniature has rough, dull crystals
696 Sphalerite Massive, rough cleavage faces & crystals.
697 Sphalerite Massive, rough cleavage faces & crystals.
698 Cinnabar Specimen crumbling.
699 Cinnabar Tiny crystals scattered on matrix. Color: RD
700 Cinnabar Ore sample showing primarily blue copper stain. Color: ML