A study of the chemistry, structure, and physical properties of minerals.
Mineralogy
Displaying 601 - 700 of 2805
| Cat. # | Name | Description | ||
|---|---|---|---|---|
| 601 | 1970.47.1.0393 | Pyrite | None |
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| 602 | 00.2.6.230.0001 | Gypsum | Orange, var. selenite. |
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| 603 | 00.2.5.137.0014 | Fluorite | None |
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| 604 | 00.2.15.334.0004 | Garnet group | Color: YL |
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| 605 | 1990.53.0221 | Gypsum | Var. selenite, 14 1/2" connected "roses"; Note: Specimens not numbered - not suitable space. |
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| 606 | 00.2.9.68.0021 | Feldspar | Microcline feldspar. |
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| 607 | 00.2.15.298.0007 | Quartz | Quartz, geode. Peculiarly encrusted crystals. |
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| 608 | 00.2.4.20.0002 | Galena | Still retains a partial Foote label. Color: GY |
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| 609 | 2006.15.0024 | Native Copper | Miniature in size with nodules protruding form all parts, rough surface, 2.5-3 on hardness scale, brown/burnt orange colour with flecks of gold colour, dull luster Color: Burnt Orange |
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| 610 | 00.2.4.27.0007 | Sphalerite | Massive. |
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| 611 | 00.2.3.653.0001 | Sphalerite | Crystals to 1/2" covering one side; few chalcopyrite crystals at one end |
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| 612 | 11.11.11.0408 | Pyrite | Plate of embedded crystals. |
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| 613 | 1990.53.0326 | Millerite | Color: GD |
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| 614 | 00.2.6.199.0011 | Gypsum | Crystal cleaved in almost perfect halves; a. and b. |
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| 615 | 00.2.5.103.0011 | Quartz | Nodule. |
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| 616 | 2006.15.0140 | Quartz var. Agate | Medium in size half of "Thunderball Egg" type of agate in host rock (orange, brown) with bands of chalcedony (white and translucent) with clusters of polished crystal formations (yellow,pink) one polished face, dull to vitreous luster, 7 on hardness scale Color: Orange, White |
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| 617 | 00.2.4.41.0001 | Cuprite | Massive with thin malachite veins. Color: BR |
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| 618 | 1990.53.0150 | Beryl | None |
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| 619 | 00.2.9.61.0010 | Rutile | A single striated crystal, cluster of crystals showing some twinning. Color: BK |
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| 620 | 1995.1.0010 | Quartz | Clear to gray quartz crystals lining vugs in Color: CL |
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| 621 | 00.2.10.164.0005 | Calcite | Geode with pyrite crystals with 2 particles of bitumen. |
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| 622 | 00.2.3.693.0001 | Quartz | Crystals with tarnished galenite crystals and pyrite. |
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| 623 | 1990.53.0110 | Copper | Copper and calcite. |
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| 624 | 00.2.7.395.0003 | Malachite | Catalog says that specimen has no. "751" in addition to "395-3". Color: GR, GY, BR, WH |
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| 625 | 00.2.23.709.0010 | Chalcopyrite | Crystals on dolomite crystal matrix. |
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| 626 | 00.2.9.84.0007 | Spinel | None |
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| 627 | 1990.53.0254 | Tourmaline group | None |
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| 628 | 00.2.9.73.0006 | Almandine (Garnet group) | Single crystal 2" x 2"; micaceous coating. Color: BR |
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| 629 | 1986.16.54.0016 | Tourmaline group | None |
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| 630 | 2006.15.0065 | Quartz, var. Opal | Miniature in size, white iredescent opal, vitreous luster, 5.5-6.5 on hardness scale Color: White |
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| 631 | 00.2.4.31.0002 | Pyrite | Dubic crystals with iron-stained quartz crystals on massive pyrite & quartz matrix |
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| 632 | 00.2.3.659.0008 | Wolframite | Massive pyrite with copper crystals. |
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| 633 | 1990.53.0364 | Celestite | Blue crystals on matrix. |
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| 634 | 00.2.10.0161 | Calcite | Dog tooth spar on carboniferous limestone. Catalog says that this was deaccessioned in 6/93. |
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| 635 | 00.2.3.671.0003 | Chondrodite | None |
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| 636 | 1990.53.0031 | Barite | White, bladed crystals with coating. |
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| 637 | 2016-11-1 | Copper | A sample of raw copper ore found by the donors dad in Lake Michigan. Often found as distorted masses or extremely distorted crystals. Crystals, which are uncommon, are usually cubic or dodecahedral with modified faces. Octahedral crystals do occur, but are very rare. Also occurs as flattened crystals, scales, dendrites, and wires. This example has a defined crystle structure throught the sample. |
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| 638 | 1970.47.1.0262 | Talc | Color: PK |
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| 639 | 00.2.6.205.0004 | Azurite | None |
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| 640 | 00.2.5.110.0002 | Quartz | Geode. |
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| 641 | 00.2.4.44.0007 | Hematite | Earthy, greasy feel. Color: RD |
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| 642 | 1990.53.0188 | Vivianite | Small crystal stellate group. |
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| 643 | 00.2.9.66.0008 | Almandine (Garnet group) | Three 3/4" crystals in schist. Color: RD-BR |
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| 644 | 1995.36.0030 | Pyromorphite | Coating of crystals on matrix. Color: GR |
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| 645 | 00.2.4.12.0006 | Graphite | None |
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| 646 | 00.2.9.51.0004 | Hematite | One is partially oolitic; one almost shaly. Color: RD-BR |
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| 647 | 00.2.3.643.0001 | Copper | None |
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| 648 | 00.3.9.60.0001 | Limonite | Iron ore, limonite. |
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| 649 | 1990.53.0293 | Calcite, geode | None |
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| 650 | 1987.3.0038 | Calcite | None |
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| 651 | 00.2.4.9.0013 | Copper | Native copper in conglomerate. |
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| 652 | 2006.15.0107 | Quartz (with Mica) | Medium in size quartz crystal with a cluster of mica (bronze color) and limestone at the other end of rock, dull to vitreous luster, 7 on hardness scale Color: Colorless |
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| 653 | 00.2.4.37.0009 | Chalcopyrite | None |
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| 654 | 1970.47.1.0153 | Calcite | None |
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| 655 | 00.2.9.54.0014 | Magnetite | Massive. Color: BR |
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| 656 | 00.2.10.150.0010 | Calcite | Iridescent. |
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| 657 | 00.2.3.678.0003 | Calcite | Calcite rhomb spar exhibiting refraction; var. Iceland spar |
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| 658 | 1990.53.0074 | Gypsum | Massive, iron stained white with cleavage faces |
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| 659 | 1970.47.1.0394 | Pyrite | None |
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| 660 | 00.2.6.230.0002 | Gypsum | Clear crystal pieces. |
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| 661 | 00.2.5.137.0015 | Fluorite | None |
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| 662 | 00.2.15.334.0010 | Almandine (Garnet group) | Crystals in nephelite - syenite matrix. Color: RD BR |
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| 663 | 1990.53.0222 | Gypsum | Reddish brown selenite "rose". |
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| 664 | 00.2.9.68.0022 | Microcline (Feldspar group) | Microcline, green feldspar. |
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| 665 | 1978.46.0039 | Halite | White gray color. |
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| 666 | 00.2.15.299.0003 | Marcasite | Nodule. |
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| 667 | 00.2.4.20.0003 | Hematite | Massive, specular. Color: GY |
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| 668 | 2006.15.0025 | Native Copper | Miniature in size copper cluster with traces of green malachite, rough surface, contains traces of iron, 2.5-3 on hardness scale, metallic luster, bright metallic orange colour Color: Bright Orange |
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| 669 | 00.2.4.28.0004 | Sphalerite | Sphalerite or blende, zinc ore. |
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| 670 | 00.2.3.653.0002 | Sphalerite | Sphalerite nodule with partial galena filling. |
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| 671 | 11.11.11.0409 | Pyrite | Cluster of crystals; decomposing and in pieces. |
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| 672 | 1990.53.0327 | Almandine (Garnet group) | Garnets in phyllite. Color: RD BR |
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| 673 | 00.2.6.200.0001 | Gypsum | Seam of clear crystals. |
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| 674 | 00.2.5.104.0006 | Quartz | Cherty quartz with crystals. |
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| 675 | 2006.15.0141 | Quartz var. Agate | Medium in size "Duothunderball Egg" type of agate, two separate thunderballs fuzed together, one polished face, bands of chalcedony (brown, blue, white, translucent) other half of host rock, crystals beneath the dark black-ish colored area, some smoothed over crystal formations along edges and up top near blue, dull to vitreous luster, 7 on hardness scale Color: Black, Blue |
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| 676 | 00.2.4.41.0002 | Cuprite | Massive, also known as Tile Ore (Dana); probably contains iron. Color: RD-BR |
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| 677 | 1990.53.0155 | Quartz | None |
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| 678 | 1995.1.0011 | Sphalerite | Black sphalerite crystals to 1/4" on matrix. Color: BK |
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| 679 | 00.2.10.165.0002 | Calcite | Pocket within calcareous tufa. |
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| 680 | 00.2.3.693.0003 | Quartz | Drusy quartz slightly amethystone. |
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| 681 | 1990.53.0111 | Calcite | Two pieces, a. and b. |
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| 682 | 00.2.7.395.0004 | Azurite | None |
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| 683 | 00.2.5.99.0009 | Quartz | Iron stained crystals. |
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| 684 | 00.2.23.710.0001 | Quartz | Crystals. |
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| 685 | 1990.53.0255 | Phlogopite | Twinned book. Color: GR |
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| 686 | 00.2.9.73.0007 | Garnet group | Var. melanite. Color: GD, GY, WH |
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| 687 | 1986.16.54.0017 | Tourmaline group | None |
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| 688 | 2006.15.0076 | Quartz, var. Chalcedony | Small in size pebble of Jasper or possibly marble, one polished face, mixed reds with translucent veins crosswise, greasy, dull to vitreous luster, 7 on hardness scale; silicon dioxide Color: Red |
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| 689 | 00.2.4.31.0003 | Pyrite | TN's - pieces of cubic crystals; miniatures - clusters of crystals |
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| 690 | 00.2.3.660.0001 | Corundum | Rounded (stream worn) rock. Color: TN |
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| 691 | 1990.53.0365 | Gypsum | Transparent, golden, massive with smaller clear crystals attached |
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| 692 | 00.2.10.0163 | Calcite | Geode and limestone. |
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| 693 | 00.2.3.671.0004 | Apophyllite | Agate matrix with small cubic crystals. Color: CL |
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| 694 | 1990.53.0032 | Beryl | None |
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| 695 | 1970.47.1.0263 | Talc | Color: PK |
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| 696 | 00.2.6.205.0009 | Malachite | Complete chemical composition Cu3 (CO3)2(OH)2 or (Cu2(CO3)2(OH)2 |
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| 697 | 00.2.5.110.0003 | Quartz | None |
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| 698 | 00.2.4.45.0001 | Marcasite | Massive galena & sphalerite with marcasite rosettes in calcite |
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| 699 | 1990.53.0190 | Wulfenite | Square, flat, orange crystals to 3/8" on matrix (nice group). Color: GD, BG |
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| 700 | 00.2.9.66.0009 | Almandine (Garnet group) | Almost a crystal conglomerate. Color: RD-BR |
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