A study of the chemistry, structure, and physical properties of minerals.
Mineralogy
Displaying 1 - 100 of 2805
| Cat. # | Name | Description | ||
|---|---|---|---|---|
| 1 | 00.2.9.51.0006 | Hematite | None |
 |
| 2 | 1986.16.54.0016 | Tourmaline group | None |
|
| 3 | 1990.53.0219 | Gypsum | Var. selenite, reddish brown "rose". |
|
| 4 | 1970.47.1.0374 | Sphalerite | Small damaged pale orange crystals on matrix. |
|
| 5 | 00.2.5.101.0011 | Quartz | Gold-bearing. |
|
| 6 | 1970.47.1.0206 | Galena | None |
|
| 7 | 00.2.2.562.0012 | Columbite (Tantalite group) | Massive. Color: BK |
|
| 8 | 00.2.4.42.0008 | Pyrite | Granular mixture of pyrite & galena with small vug showing small crystals of both |
|
| 9 | 00.2.9.65.0014 | Chrysotile | Fibrous. Color: GR |
|
| 10 | 00.2.10.177.0011 | Calcite | None |
|
| 11 | 1990.53.0031 | Barite | White, bladed crystals with coating. |
|
| 12 | 00.2.5.97.0009 | Quartz | Crystals. |
|
| 13 | 00.2.3.690.0011 | Quartz | Cellular--crystalline quartz. |
|
| 14 | 00.2.3.656.0002 | Pyrite | Parts of cubic crystals, brassy. |
|
| 15 | 00.2.6.230.0003 | Gypsum | Variation selenite, 3 curved crystals. |
|
| 16 | 1990.53.0340 | Quartz | Calcilion quartz. |
|
| 17 | 2006.15.0114 | Quartz var. Geode | Large in size quartz specimen, bands of smoky quartz along outer edges (black/gray) quartz crystals (white) and some bands of chalcedony (cream/brown) with another cluster of quartz crystals in crevice, vitreous luster, 7 on hardness scale, one polished face Color: Brown |
|
| 18 | 1990.53.0144 | Dioptase | Scattered tufts on galena crystals. Color: GR |
|
| 19 | 00.2.4.32.0009 | Quartz | Quartz crystals on pyritiferous rock. |
|
| 20 | 00.2.9.53.0014 | Hematite | Two specimens. a. botryoidal massive. b. coke ore (paper label). Color: RD-BK |
|
| 21 | 1995.36.0010 | Marcasite | Crystals to 1/4" scattered on dolomite crystals. Color: GD,WH,GY |
 |
| 22 | 00.2.10.146.0002 | Calcite | None |
|
| 23 | 1987.3.0038 | Calcite | None |
|
| 24 | 1990.53.0252 | Tourmaline group | None |
|
| 25 | 1970.47.31.0002 | Calcite | Crystals. |
|
| 26 | 00.2.5.106.0011 | Quartz, amethyst | Crystals. |
|
| 27 | 00.2.3.670.0004 | Feldspar | Crystals. |
|
| 28 | 00.2.23.710.0024 | Aragonite | Twinned crystals. |
|
| 29 | 00.2.6.200.0002 | Gypsum | Large, cleavage pieces of clear selenite ( in two boxes). |
|
| 30 | 2006.15.0031 | Aquamarine (Beryl) | Medium in size aquamarine specimen, oceanic (light) blue rock with uneven ridges and a vein of quartz running through top half of rock, vitreous luster, 7.5 on hardness scale, member of Beryl group; Beryllium aluminum silicate Color: Blue |
|
| 31 | 00.2.13.501.0014 | Wolframite | None |
|
| 32 | 1990.53.0073 | Gypsum | Var. selenite, gray crystal group. |
|
| 33 | 00.2.9.91.0007 | Nickeline | Massive. Color: PK |
|
| 34 | 00.2.6.196.0011 | Barite | White barite crystals with malachite. |
|
| 35 | 00.2.4.11.0002 | Sulfur | Massive, in matrix. |
|
| 36 | 00.2.3.661.0001 | Chalcopyrite | Massive, brass colored on dark matrix (epidote?). |
|
| 37 | 00.2.7.395.0005 | Chrysocolla | Massive. Color: GR |
|
| 38 | 1990.53.0376 | Malachite | Vug of spheres of acucular crystals. Color: GR |
|
| 39 | 1990.53.0186 | Wulfenite | Thin, square brown crystal cluster crystals to 5/16". |
|
| 40 | 1970.47.1.0010 | Malachite | None |
|
| 41 | 00.2.9.58.0007 | Limonite | Fibrous limonite, iron ore. |
|
| 42 | 1995.36.0042 | Galena | Large double cube on matrix. Color: GY |
|
| 43 | 00.2.10.152.0003 | Calcite | Limestone pockets bearing calcite crystals. |
|
| 44 | 1990.53.0291 | Calcite | Milky calcite clusters on iron stained quartz Xtals. |
|
| 45 | 00.2.5.132.0002 | Quartz, geode | None |
|
| 46 | 00.2.3.675.0006 | Chondrodite | None |
|
| 47 | 00.2.6.205.0010 | Azurite | None |
|
| 48 | 00.2.9.72.0003 | Gypsum | Crystal ball, var. selenite. |
|
| 49 | 2006.15.0081 | Quartz | Quartz-Agate Small in size agate specimen, center of formation is visible (core-bright red) surrounded by smoothed over quartz crystals and topped with bands of brown and yellow, translucent chalcedony, dull to vitreous luster, 7 on hardness scale Color: Red/Brown |
|
| 50 | 00.2.15.309.0009 | Limonite | Fibrous. |
|
| 51 | 1990.53.0110 | Copper | Copper and calcite. |
|
| 52 | 11.11.0009 | Calcite | Geode, with large yellow crystals; 2 halfs |
|
| 53 | 00.2.4.17.0002 | Galena | Galena in quartz matrix. Core sample. Color: GY,TN |
|
| 54 | 00.2.4.29.0012 | Pyrrhotite | Massive, black. |
|
| 55 | 00.2.4.29.0013 | Nickeline | Massive. Color: PK-OR |
|
| 56 | 00.2.9.51.0007 | Hematite | Granular. Color: RD-BR |
|
| 57 | 1986.16.54.0017 | Tourmaline group | None |
|
| 58 | 1990.53.0220 | Gypsum | Flat, orange selenite with inclusions. |
|
| 59 | 1970.47.1.0375 | Dolomite | Dolomite with chalcopyrite crystals.. |
|
| 60 | 00.2.5.101.0012 | Quartz | Crystal. |
|
| 61 | 1970.47.1.0207 | Galena | None |
|
| 62 | 00.2.2.563.0004 | Enargite | Dark gray, massive. |
|
| 63 | 00.2.4.42.0009 | Corundum | Crystals. |
|
| 64 | 00.2.10.177.0012 | Talc | None |
|
| 65 | 1990.53.0032 | Beryl | None |
|
| 66 | 00.2.5.97.0010 | Quartz | Crystals. |
|
| 67 | 00.2.3.691.0001 | Quartz | Chalcedonic quartz with mammillated and botryoidal lining. |
|
| 68 | 00.2.3.656.0005 | Pyrite | Three dark (tarnished?0 cubes 1 - 1/4" x 14" 2 - 1/8" x 1/8" |
|
| 69 | 00.2.6.230.0004 | Gypsum | Clear, flat cleavage. |
|
| 70 | 1990.53.0341 | Colemanite | Covered with small crystals. |
|
| 71 | 2006.15.0115 | Quartz var. Geode | Small in size quartz specimen, quartz crystals within crevice of rock (geode) one polished face, vitreous luster, 7 on hardness scale, one half of a geode Color: Gray |
|
| 72 | 1990.53.0149 | Sphalerite | None |
|
| 73 | 00.2.4.32.0012 | Pyrite | Mostly ore material with quartz & feldspar; 1 hand specimen has cluster of cubic crystals |
|
| 74 | 1995.36.0011 | Sphalerite | Small sphalerite tetrahedral crystals on dolomite crystals. Scattered larger galena octohedrons. Color: BK |
|
| 75 | 00.2.10.146.0003 | Calcite | Crystals. |
|
| 76 | 1987.3.0039 | Epidote | None |
|
| 77 | 1990.53.0253 | Millerite | Hairs on calcite. Color: GD |
|
| 78 | 1970.47.4.0028 | Serpentine group | None |
|
| 79 | 00.2.5.106.0012 | Quartz, amethyst | Crystals. |
|
| 80 | 00.2.3.670.0006 | Feldspar | Orthoclase common feldspar. |
|
| 81 | 00.2.6.200.0003 | Gypsum | Variety satin spar. |
|
| 82 | 00.2.9.68.0012 | Microcline (Feldspar group) | Var. Amazonite. |
|
| 83 | 2006.15.0032 | Aquamarine (Beryl) | Miniature in size aquamarine specimen, light oceanic blue colour, vitreous luster, 7.5 on hardness scale, member of the Beryl group; Beryllium Aluminum Silicate Color: Blue |
|
| 84 | 00.2.13.504.0004 | Pyrite | Granular aggregates (ore). ! thumbnail with quartz. |
|
| 85 | 1990.53.0074 | Gypsum | Massive, iron stained white with cleavage faces |
|
| 86 | 00.2.9.91.0008 | Azurite | Not listed in Vol. I Geology 1-23 catalog. |
|
| 87 | 00.2.6.196.0012 | Dolomite | Dolomite with pyrite or chalcopyrite crystals. |
|
| 88 | 00.2.4.11.0004 | Sulfur | None |
|
| 89 | 00.2.4.24.0007 | Galena | Massive ore samples with some chalcopyrite. Color: GY-BK |
|
| 90 | 00.2.3.661.0002 | Chalcopyrite | Small brassy crystals on matrix; small amount of malachite? |
|
| 91 | 00.2.7.395.0006 | Strontianite | None |
|
| 92 | 1990.53.0377 | Chrysotile | Fibrous. Color: GR |
|
| 93 | 1978.46.0039 | Halite | White gray color. |
|
| 94 | 1990.53.0187 | Wulfenite | Orange-brown, square, thin, crystals to 1/8". |
|
| 95 | 1970.47.1.0040 | Almandine (Garnet group) | Massive chunk. Color: RD BR |
|
| 96 | 00.2.4.40.0002 | Covellite | Massive, dark blue-black. |
|
| 97 | 00.2.9.59.0001 | Limonite | Yellow ochre. Color: YL |
|
| 98 | 1995.36.0043 | Galena | Cluster of 5 1" cubes on matrix, marcasite crystals on galena sphalerite (ruby) on matrix. Color: GY |
|
| 99 | 00.2.10.152.0008 | Calcite | Crystals in calcite geode. |
|
| 100 | 1990.53.0292 | Quartz, geode | None |
|
