Objects

Displaying 501 - 600 of 42372
Cat. # Name Description
501 00.2.4.20.0003 Hematite Massive, specular. Color: GY
502 00.2.4.20.0005 Quartz Quartz, chalcopyrite, barite (?), tarnished galenite.
503 00.2.4.20.0006 Galena Pocket of cubo-octahedron with drusy quartz. Color: GY
504 00.2.4.20.0010 Galena Massive galena on quartz crystals, some pyrite. Color: GY
505 00.2.4.21.0003 Galena Silver ore, fine grained. Color: GY
506 00.2.4.22.0002 Galena Massive; possibly argentiferous. Color: GY
507 00.2.4.22.0004 Galena Silver ore, fine grained. Color: GY
508 00.2.4.22.0008 Galena Coarse grained, massive. Color: GY
509 00.2.4.23.0005 Galena None
510 00.2.4.23.0014 Pyrite Mass of crystals on quartz crystals.
511 00.2.4.23.0015 Pyrite Small pocket of 1/8" cubes. Color: GD
512 00.2.4.24.0005 Galena Group of cubic crystals coated with drusy pyrites. Color: GY
513 00.2.4.24.0007 Galena Massive ore samples with some chalcopyrite. Color: GY-BK
514 00.2.4.24.0010 Galena And chalcopyrite.
515 00.2.4.24.0011 Galena And chalcopyrite.
516 00.2.4.24.0012 Chalcopyrite Massive, with pyrite & quartz.
517 00.2.4.25.0007 Sphalerite Hand: massive intermixed with chert . Miniature: sphalerite crystals on quartz crystals
518 00.2.4.25.0008 Sphalerite Matrix covered on both sides with sphalerite crystals to 1/2". Crystal system Cubic/iso. Color: BK,RD
519 00.2.4.25.0009 Sphalerite None
520 00.2.4.25.0010 Sphalerite Crystals to 1/8" - 1/4" on chert matrix.
521 00.2.4.26.0003 Sphalerite Massive; 1 miniature has weathered crystals with chalcopyrite crystals
522 00.2.4.26.0005 Sphalerite Massive sphalerite in chert.
523 00.2.4.26.0009 Sphalerite Massive.
524 00.2.4.26.0013 Sphalerite Two glass vials of crushed sphalerite.
525 00.2.4.27.0001 Sphalerite Massive; specimen is cracking.
526 00.2.4.27.0004 Sphalerite Dark crystals to 1/2" covering top of piece; also crystals on bottom partially in chert
527 00.2.4.27.0007 Sphalerite Massive.
528 00.2.4.28.0004 Sphalerite Sphalerite or blende, zinc ore.
529 00.2.4.28.0007 Sphalerite Massive, some cleavage faces; miniature has rough, dull crystals
530 00.2.4.28.0008 Sphalerite Massive, rough cleavage faces & crystals.
531 00.2.4.28.0009 Sphalerite Massive, rough cleavage faces & crystals.
532 00.2.4.29.0001 Cinnabar Specimen crumbling.
533 00.2.4.29.0002 Cinnabar Tiny crystals scattered on matrix. Color: RD
534 00.2.4.29.0003 Cinnabar Ore sample showing primarily blue copper stain. Color: ML
535 00.2.4.29.0004 Cinnabar None
536 00.2.4.29.0005 Cinnabar Crystalline coating. Color: RD
537 00.2.4.29.0006 Chalcocite Black, massive with small quartz blebs.
538 00.2.4.29.0007 Chalcocite Massive, brown-black.
539 00.2.4.29.0008 Chalcocite Massive, tarnished to red-gold; pyrite present
540 00.2.4.29.0009 Bornite Massive, dull black.
541 00.2.4.29.0010 Bornite Massive, dark gray metallic; minor copper minerals (azurite/malachite)
542 00.2.4.29.0011 Bornite Massive, dark gray.
543 00.2.4.29.0012 Pyrrhotite Massive, black.
544 00.2.4.29.0013 Nickeline Massive. Color: PK-OR
545 00.2.4.3.0010 Calcite Crystals & pockets.
546 00.2.4.3.0011 Gold Small gold flakes on quartz and feldspar.
547 00.2.4.30.0001 Pyrite Miniature shows pyritohedral crystals; hand is compact aggregate
548 00.2.4.30.0003 Pyrite One specimen has cubes of pyrite to 3/8" on quartz crystals. Other, massive pyrite in matrix. a. and b.
549 00.2.4.30.0004 Pyrite Crystal faces on one side of rock layer.
550 00.2.4.30.0005 Pyrite Thumbnails mostly massive; miniature has crystals at one end.
551 00.2.4.30.0006 Pyrite Scattered crystals in iron matrix. Poor crystals on quartz.
552 00.2.4.30.0007 Pyrite None
553 00.2.4.30.0008 Pyrite Cubic crystals to 3/8" scattered among quartz crystals; tiny crystls with calcite on matrix
554 00.2.4.30.0010 Pyrite Vial contains decomposed materail; 1 large partial strated crystal on pyrite matrix
555 00.2.4.30.0011 Pyrite None
556 00.2.4.30.0013 Pyrite One massive; other has striated crystals to 3/8" on an end.
557 00.2.4.30.0017 Pyrite Crystals on quartz crystals to 1/4".
558 00.2.4.31.0001 Pyrite Massive pyrite, one side coverd with 3/8" quartz crystals with larger pyrite (1/2") on quartz.
559 00.2.4.31.0002 Pyrite Dubic crystals with iron-stained quartz crystals on massive pyrite & quartz matrix
560 00.2.4.31.0003 Pyrite TN's - pieces of cubic crystals; miniatures - clusters of crystals
561 00.2.4.31.0004 Pyrite Granular aggregate.
562 00.2.4.31.0005 Pyrite Crystals on small quartz crystals. Massive pyrite with pyrite & quartz crystals in vug at one end.
563 00.2.4.31.0006 Pyrite Partial crystals.
564 00.2.4.31.0007 Pyrite Cabinet - cluster of striated crystals ; massive pyrite with quartz; massive - showing some crystal faces
565 00.2.4.31.0008 Pyrite Brown cubic crystals from 1/8" x 1/8" - 3/8" x 3/8"
566 00.2.4.31.0010 Pyrite Crystal clump.
567 00.2.4.31.0012 Pyrite Brassy, striated crystals in pocket of granular pyrite
568 00.2.4.32.0001 Pyrite Vial contains decomposed material; 1 cluster of crystals
569 00.2.4.32.0002 Pyrite Granular aggregate with some quartz.
570 00.2.4.32.0003 Pyrite Scattered pyrite in light gray matrix.
571 00.2.4.32.0004 Pyrite Granular aggregate.
572 00.2.4.32.0005 Pyrite Pyrite finely disseminated in galena(?).
573 00.2.4.32.0006 Pyrite Striated pyrite crystals with quartz.
574 00.2.4.32.0008 Pyrite A few crystals embedded in quartz.
575 00.2.4.32.0009 Quartz Quartz crystals on pyritiferous rock.
576 00.2.4.32.0012 Pyrite Mostly ore material with quartz & feldspar; 1 hand specimen has cluster of cubic crystals
577 00.2.4.32.0014 Pyrite TN - striated partial cube; miniature - bright, brassy cubic crystals to 18"; should be 4 specimens
578 00.2.4.33.0007 Pyrite Pyrite, chalcopyrite, gold or silver probably.
579 00.2.4.34.0003 Pyrite Drusy pyrite on matrix.
580 00.2.4.34.0004 Pyrite Small pyrite crystals lining nodule.
581 00.2.4.34.0006 Pyrite Finely disseminated pyrite.
582 00.2.4.34.0007 Pyrite Crystals in matrix.
583 00.2.4.34.0011 Pyrite Ore samples with quartz & galena; possible rhodocrosite
584 00.2.4.35.0002 Chalcopyrite Massive, in quartz.
585 00.2.4.35.0005 Chalcopyrite Nodule.
586 00.2.4.35.0008 Chalcopyrite Massive, possibly covellite as a decomposition product
587 00.2.4.36.0001 Chalcopyrite Massive.
588 00.2.4.36.0008 Chalcopyrite Massive, disseminated.
589 00.2.4.37.0002 Chalcopyrite Poor crystals on matrix.
590 00.2.4.37.0009 Chalcopyrite None
591 00.2.4.38.0002 Marcasite Small crystals, metallic gold, in quartz.
592 00.2.4.38.0003 Marcasite Small crystals some blackened with quartz.
593 00.2.4.38.0004 Marcasite One - a nodule of marcasite; one - small crystals in quartz seam (starting to disintegrate)
594 00.2.4.38.0005 Marcasite Glass tube - small pieces & dust; TN - decomposing; M - small crystal aggregate
595 00.2.4.38.0008 Marcasite Massive with crystal faces; possible chalcopyrite also
596 00.2.4.38.0009 Marcasite Cockscomb crystal group, partially changed; sprayed 3/5/75
597 00.2.4.38.0011 Marcasite Brassy crystal aggregate; some quartz.
598 00.2.4.38.0012 Marcasite Crystals on sandstone matrix.
599 00.2.4.38.0013 Marcasite Cubic crystals covered with drusy quartz, therefore possibly pyrite
600 00.2.4.39.0003 Chalcopyrite Massive, few scattered crystals; some galena & pyrite
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