Objects
Displaying 501 - 600 of 42389
| Cat. # | Name | Description | ||
|---|---|---|---|---|
| 501 | 00.2.4.20.0003 | Hematite | Massive, specular. Color: GY |
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| 502 | 00.2.4.20.0005 | Quartz | Quartz, chalcopyrite, barite (?), tarnished galenite. |
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| 503 | 00.2.4.20.0006 | Galena | Pocket of cubo-octahedron with drusy quartz. Color: GY |
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| 504 | 00.2.4.20.0010 | Galena | Massive galena on quartz crystals, some pyrite. Color: GY |
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| 505 | 00.2.4.21.0003 | Galena | Silver ore, fine grained. Color: GY |
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| 506 | 00.2.4.22.0002 | Galena | Massive; possibly argentiferous. Color: GY |
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| 507 | 00.2.4.22.0004 | Galena | Silver ore, fine grained. Color: GY |
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| 508 | 00.2.4.22.0008 | Galena | Coarse grained, massive. Color: GY |
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| 509 | 00.2.4.23.0005 | Galena | None |
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| 510 | 00.2.4.23.0014 | Pyrite | Mass of crystals on quartz crystals. |
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| 511 | 00.2.4.23.0015 | Pyrite | Small pocket of 1/8" cubes. Color: GD |
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| 512 | 00.2.4.24.0005 | Galena | Group of cubic crystals coated with drusy pyrites. Color: GY |
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| 513 | 00.2.4.24.0007 | Galena | Massive ore samples with some chalcopyrite. Color: GY-BK |
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| 514 | 00.2.4.24.0010 | Galena | And chalcopyrite. |
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| 515 | 00.2.4.24.0011 | Galena | And chalcopyrite. |
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| 516 | 00.2.4.24.0012 | Chalcopyrite | Massive, with pyrite & quartz. |
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| 517 | 00.2.4.25.0007 | Sphalerite | Hand: massive intermixed with chert . Miniature: sphalerite crystals on quartz crystals |
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| 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 |
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| 519 | 00.2.4.25.0009 | Sphalerite | None |
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| 520 | 00.2.4.25.0010 | Sphalerite | Crystals to 1/8" - 1/4" on chert matrix. |
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| 521 | 00.2.4.26.0003 | Sphalerite | Massive; 1 miniature has weathered crystals with chalcopyrite crystals |
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| 522 | 00.2.4.26.0005 | Sphalerite | Massive sphalerite in chert. |
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| 523 | 00.2.4.26.0009 | Sphalerite | Massive. |
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| 524 | 00.2.4.26.0013 | Sphalerite | Two glass vials of crushed sphalerite. |
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| 525 | 00.2.4.27.0001 | Sphalerite | Massive; specimen is cracking. |
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| 526 | 00.2.4.27.0004 | Sphalerite | Dark crystals to 1/2" covering top of piece; also crystals on bottom partially in chert |
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| 527 | 00.2.4.27.0007 | Sphalerite | Massive. |
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| 528 | 00.2.4.28.0004 | Sphalerite | Sphalerite or blende, zinc ore. |
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| 529 | 00.2.4.28.0007 | Sphalerite | Massive, some cleavage faces; miniature has rough, dull crystals |
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| 530 | 00.2.4.28.0008 | Sphalerite | Massive, rough cleavage faces & crystals. |
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| 531 | 00.2.4.28.0009 | Sphalerite | Massive, rough cleavage faces & crystals. |
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| 532 | 00.2.4.29.0001 | Cinnabar | Specimen crumbling. |
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| 533 | 00.2.4.29.0002 | Cinnabar | Tiny crystals scattered on matrix. Color: RD |
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| 534 | 00.2.4.29.0003 | Cinnabar | Ore sample showing primarily blue copper stain. Color: ML |
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| 535 | 00.2.4.29.0004 | Cinnabar | None |
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| 536 | 00.2.4.29.0005 | Cinnabar | Crystalline coating. Color: RD |
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| 537 | 00.2.4.29.0006 | Chalcocite | Black, massive with small quartz blebs. |
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| 538 | 00.2.4.29.0007 | Chalcocite | Massive, brown-black. |
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| 539 | 00.2.4.29.0008 | Chalcocite | Massive, tarnished to red-gold; pyrite present |
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| 540 | 00.2.4.29.0009 | Bornite | Massive, dull black. |
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| 541 | 00.2.4.29.0010 | Bornite | Massive, dark gray metallic; minor copper minerals (azurite/malachite) |
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| 542 | 00.2.4.29.0011 | Bornite | Massive, dark gray. |
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| 543 | 00.2.4.29.0012 | Pyrrhotite | Massive, black. |
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| 544 | 00.2.4.29.0013 | Nickeline | Massive. Color: PK-OR |
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| 545 | 00.2.4.3.0010 | Calcite | Crystals & pockets. |
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| 546 | 00.2.4.3.0011 | Gold | Small gold flakes on quartz and feldspar. |
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| 547 | 00.2.4.30.0001 | Pyrite | Miniature shows pyritohedral crystals; hand is compact aggregate |
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| 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. |
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| 549 | 00.2.4.30.0004 | Pyrite | Crystal faces on one side of rock layer. |
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| 550 | 00.2.4.30.0005 | Pyrite | Thumbnails mostly massive; miniature has crystals at one end. |
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| 551 | 00.2.4.30.0006 | Pyrite | Scattered crystals in iron matrix. Poor crystals on quartz. |
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| 552 | 00.2.4.30.0007 | Pyrite | None |
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| 553 | 00.2.4.30.0008 | Pyrite | Cubic crystals to 3/8" scattered among quartz crystals; tiny crystls with calcite on matrix |
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| 554 | 00.2.4.30.0010 | Pyrite | Vial contains decomposed materail; 1 large partial strated crystal on pyrite matrix |
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| 555 | 00.2.4.30.0011 | Pyrite | None |
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| 556 | 00.2.4.30.0013 | Pyrite | One massive; other has striated crystals to 3/8" on an end. |
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| 557 | 00.2.4.30.0017 | Pyrite | Crystals on quartz crystals to 1/4". |
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| 558 | 00.2.4.31.0001 | Pyrite | Massive pyrite, one side coverd with 3/8" quartz crystals with larger pyrite (1/2") on quartz. |
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| 559 | 00.2.4.31.0002 | Pyrite | Dubic crystals with iron-stained quartz crystals on massive pyrite & quartz matrix |
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| 560 | 00.2.4.31.0003 | Pyrite | TN's - pieces of cubic crystals; miniatures - clusters of crystals |
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| 561 | 00.2.4.31.0004 | Pyrite | Granular aggregate. |
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| 562 | 00.2.4.31.0005 | Pyrite | Crystals on small quartz crystals. Massive pyrite with pyrite & quartz crystals in vug at one end. |
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| 563 | 00.2.4.31.0006 | Pyrite | Partial crystals. |
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| 564 | 00.2.4.31.0007 | Pyrite | Cabinet - cluster of striated crystals ; massive pyrite with quartz; massive - showing some crystal faces |
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| 565 | 00.2.4.31.0008 | Pyrite | Brown cubic crystals from 1/8" x 1/8" - 3/8" x 3/8" |
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| 566 | 00.2.4.31.0010 | Pyrite | Crystal clump. |
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| 567 | 00.2.4.31.0012 | Pyrite | Brassy, striated crystals in pocket of granular pyrite |
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| 568 | 00.2.4.32.0001 | Pyrite | Vial contains decomposed material; 1 cluster of crystals |
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| 569 | 00.2.4.32.0002 | Pyrite | Granular aggregate with some quartz. |
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| 570 | 00.2.4.32.0003 | Pyrite | Scattered pyrite in light gray matrix. |
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| 571 | 00.2.4.32.0004 | Pyrite | Granular aggregate. |
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| 572 | 00.2.4.32.0005 | Pyrite | Pyrite finely disseminated in galena(?). |
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| 573 | 00.2.4.32.0006 | Pyrite | Striated pyrite crystals with quartz. |
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| 574 | 00.2.4.32.0008 | Pyrite | A few crystals embedded in quartz. |
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| 575 | 00.2.4.32.0009 | Quartz | Quartz crystals on pyritiferous rock. |
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| 576 | 00.2.4.32.0012 | Pyrite | Mostly ore material with quartz & feldspar; 1 hand specimen has cluster of cubic crystals |
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| 577 | 00.2.4.32.0014 | Pyrite | TN - striated partial cube; miniature - bright, brassy cubic crystals to 18"; should be 4 specimens |
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| 578 | 00.2.4.33.0007 | Pyrite | Pyrite, chalcopyrite, gold or silver probably. |
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| 579 | 00.2.4.34.0003 | Pyrite | Drusy pyrite on matrix. |
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| 580 | 00.2.4.34.0004 | Pyrite | Small pyrite crystals lining nodule. |
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| 581 | 00.2.4.34.0006 | Pyrite | Finely disseminated pyrite. |
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| 582 | 00.2.4.34.0007 | Pyrite | Crystals in matrix. |
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| 583 | 00.2.4.34.0011 | Pyrite | Ore samples with quartz & galena; possible rhodocrosite |
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| 584 | 00.2.4.35.0002 | Chalcopyrite | Massive, in quartz. |
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| 585 | 00.2.4.35.0005 | Chalcopyrite | Nodule. |
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| 586 | 00.2.4.35.0008 | Chalcopyrite | Massive, possibly covellite as a decomposition product |
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| 587 | 00.2.4.36.0001 | Chalcopyrite | Massive. |
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| 588 | 00.2.4.36.0008 | Chalcopyrite | Massive, disseminated. |
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| 589 | 00.2.4.37.0002 | Chalcopyrite | Poor crystals on matrix. |
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| 590 | 00.2.4.37.0009 | Chalcopyrite | None |
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| 591 | 00.2.4.38.0002 | Marcasite | Small crystals, metallic gold, in quartz. |
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| 592 | 00.2.4.38.0003 | Marcasite | Small crystals some blackened with quartz. |
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| 593 | 00.2.4.38.0004 | Marcasite | One - a nodule of marcasite; one - small crystals in quartz seam (starting to disintegrate) |
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| 594 | 00.2.4.38.0005 | Marcasite | Glass tube - small pieces & dust; TN - decomposing; M - small crystal aggregate |
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| 595 | 00.2.4.38.0008 | Marcasite | Massive with crystal faces; possible chalcopyrite also |
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| 596 | 00.2.4.38.0009 | Marcasite | Cockscomb crystal group, partially changed; sprayed 3/5/75 |
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| 597 | 00.2.4.38.0011 | Marcasite | Brassy crystal aggregate; some quartz. |
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| 598 | 00.2.4.38.0012 | Marcasite | Crystals on sandstone matrix. |
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| 599 | 00.2.4.38.0013 | Marcasite | Cubic crystals covered with drusy quartz, therefore possibly pyrite |
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| 600 | 00.2.4.39.0003 | Chalcopyrite | Massive, few scattered crystals; some galena & pyrite |
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