Mineralogy

A study of the chemistry, structure, and physical properties of minerals.

Displaying 1101 - 1200 of 2805
Cat. # Name Description
1101 1995.36.0019 Beryl Crystal section. Color: BL
1102 00.2.9.73.0005 Beryl None
1103 00.2.5.102.0010 Quartz Crystal.
1104 1990.53.0072 Gypsum Var. selenite, single crystals & large cluster w/sand inclusions; clear & brown
1105 1970.47.1.0398 Pyrite None
1106 00.2.3.665.0002 Rhodochrosite Rhodocrosite with calcite on black limestone. Original catalog entry indicates 3 specimens.
1107 00.2.4.45.0004 Copper None
1108 00.2.3.676.0004 Serpentine group Color: BK
1109 1990.53.0279 Beryl None
1110 2006.15.0040 Rose Quartz Large in size rose quartz specimen, milky candy pink coloured rock with uneven ridges, vitreous luster, 7 on hardness scale; silicon dioxide Color: Pink
1111 00.2.9.88.0002 Chabazite Shiny, botryoidal. Color: BK
1112 00.2.5.98.0006 Calcite Crystals; catalog says 1 specimen quartz crystals.
1113 00.2.15.331.0016 Realgar Massive on matrix, glassy coating. Color: RD
1114 00.2.6.204.0007 Smithsonite None
1115 00.2.4.18.0007 Galena Galenite and pyrite.
1116 1990.53.356.0002 Fluorite Small green fluorite octohedron Color: GN
1117 00.2.9.66.0007 Garnet group None
1118 1970.47.1.0003 Malachite None
1119 00.2.3.652.0004 Sphalerite With iron pyrite.
1120 00.2.4.38.0004 Marcasite One - a nodule of marcasite; one - small crystals in quartz seam (starting to disintegrate)
1121 00.2.10.177.0001 Calcite Crystal aggregate.
1122 00.2.9.51.0001 Hematite Massive red with black botryoidal coating. Color: RD-BK
1123 1990.53.0210 Quartz Crystals.
1124 00.2.5.108.0005 Quartz, geode From geode beds.
1125 1990.53.0109 Celestite White, bladed crystals, intertwined.
1126 00.2.3.692.0003 Quartz Crystal on chalcedonic base.
1127 1990.53.0315 Quartz Geode; 1 specimen, geode half, quartz crystal lined with one large calcite xtal cluster and one single calcite.
1128 00.2.9.54.0012 Magnetite Needles on brecciated pinkish matrix. Color: GY
1129 2006.15.0090 Quartz Quartz-Agate Medium in size agate formation known as "thunderball eggs" one polished face (half), bands of white chalcedony across rock and outlining edges, star shaped, middle filled with yellowish and blueish water looking substance encased in host rock, dull to vitreous luster, 7 on hardness scale; silicon dioxide Color: Brown, Blue
1130 11.11.0002 Fluorite Purple; Fluorite crystals with a few calcite crystals and some small crystals of pyrite.
1131 1986.16.54.0015 Tourmaline group None
1132 00.2.4.28.0008 Sphalerite Massive, rough cleavage faces & crystals.
1133 00.2.10.145.0001 Calcite None
1134 00.2.6.229.0006 Gypsum Massive, white, with cleavage faces.
1135 1990.53.0131 Copper None
1136 1994.41.0002 Quartz Drusy quartz in red-pink and white agate vugs. Color: RD,PK,WH
1137 00.2.9.68.0020 Microcline var. Amazonite (Feldspar group) Amazon stone, feldspar.
1138 00.2.4.9.0008 Copper Native copper.
1139 1990.53.0030 Barite "Desert roses".
1140 1970.47.1.0269 Calcite Fits #70.47.1.268.
1141 1970.47.1.0168 Hematite Iron.
1142 00.2.3.659.0007 Wolframite (Ferberite) Blades of Ferberite in quartz.
1143 00.2.4.41.0004 Franklinite Franklinte and zincite granules with willemite. Color: BK
1144 00.2.3.670.0010 Orthoclase, var. moonstone (Feldspar group) Cligoclase moonstone.
1145 1990.53.0243 Sphalerite Small 1/8" ruby crystals scattered on matrix.
1146 00.2.5.137.0008 Vesuvianite None
1147 00.2.6.199.0007 Gypsum Groups of clear crystals.
1148 00.2.4.11.0008 Sulfur Massive.
1149 1990.53.0351 Marcasite large galena crystal with marcasite crystals to 14" on two sides
1150 00.2.9.61.0006 Hematite, var. martite Each specimen is a group of 1" - 1/4" crystals. Color: BK
1151 2006.15.0123 Quartz var. Geode Medium in size quartz geode rough, unopened rock, possibly agate, presumably massive quartz crystals within, dull luster, 7 on hardness scale, crystals unknown colors Color: Brown
1152 2006.15.0124 Quartz var. Geode Medium in size quartz geode rough, unopened rock, presumably with massive quartz crystals inside, dull luster, 7 on hardness scale, tan host rock, crystals unknown colors Color: Gray
1153 1987.3.0038 Calcite None
1154 00.2.3.643.0001 Copper None
1155 00.2.4.31.0006 Pyrite Partial crystals.
1156 00.2.10.151.0002 Calcite Satin spar.
1157 00.2.7.395.0001 Malachite Malachite crystals and other copper ores.
1158 1995.36.0020 Analcime (Feldspathoid group) Zeolite group. Small crystals on basalt. Color: CL
1159 00.2.9.73.0006 Almandine (Garnet group) Single crystal 2" x 2"; micaceous coating. Color: BR
1160 00.2.5.103.0001 Quartz Druzy.
1161 1990.53.0073 Gypsum Var. selenite, gray crystal group.
1162 1970.47.1.0399 Pyrite None
1163 00.2.4.46.0001 Sulfur None
1164 00.2.3.677.0002 Serpentine group Massive, translucent. Color: GR
1165 1990.53.0280 Adamite Color: TN, YL, OR Adamite image
1166 2006.15.0041 Rose Quartz Small in size rose quartz specimen, candy pink rock with uneven ridges, vitreous luster, 7 on hardness scale; silicon dioxide Color: Pink
1167 00.2.9.89.0001 Limonite Limonite-velvet ore.
1168 00.2.5.99.0002 Quartz Mamillated quartz geode.
1169 00.2.15.334.0004 Garnet group Color: YL
1170 00.2.6.204.0008 Strontianite None Strontianite image
1171 00.2.4.18.0010 Galena Coarsely grained; massive. Color: GY
1172 00.2.9.66.0008 Almandine (Garnet group) Three 3/4" crystals in schist. Color: RD-BR
1173 1970.47.1.0004 Malachite None
1174 00.2.3.653.0001 Sphalerite Crystals to 1/2" covering one side; few chalcopyrite crystals at one end
1175 00.2.4.38.0005 Marcasite Glass tube - small pieces & dust; TN - decomposing; M - small crystal aggregate
1176 00.2.10.177.0002 Calcite Fragment of calcite geode lined with rhomboidal crystals of calcite.
1177 00.2.9.51.0002 Hematite With copper.
1178 1990.53.0211 Quartz On hematite.
1179 1995.36.0050 Mordenite Zeolite group. acicular crystals in vug. Color: WH
1180 00.2.5.108.0007 Quartz, geode Fragments.
1181 1990.53.0110 Copper Copper and calcite.
1182 00.2.3.692.0004 Quartz, geode None
1183 1990.53.0316 Quartz, geode None
1184 00.2.9.54.0013 Magnetite Massive. Color: BK
1185 2006.15.0091 Quartz var. Agate (Silicate Group) Quartz-Agate Medium in size half of agate "thunderball eggs" host rock is green, bands of chalcedony (blues) along out rim of center in the centers semi-translucent color, star or pentagon type formation shape, 3 "eyes" or complete swirls branch-like inclisions at one of feet, one polished face, vitreous luster, 7 on hardness scale Color: Blue, Green
1186 11.11.0003 Azurite None
1187 1986.16.54.0016 Tourmaline group None
1188 00.2.23.709.0010 Chalcopyrite Crystals on dolomite crystal matrix.
1189 00.2.4.28.0009 Sphalerite Massive, rough cleavage faces & crystals.
1190 00.2.10.145.0002 Calcite None
1191 00.2.6.229.0007 Gypsum Pink, massive granular.
1192 1990.53.0132 Chrysotile Massive, fibrous. Color: GD
1193 1994.41.0003 Quartz Variety agate, botryoidal crystal masses on grey white matrix. Color: GY,WH
1194 00.2.9.68.0021 Feldspar Microcline feldspar.
1195 00.2.4.9.0009 Copper Native copper.
1196 1990.53.0031 Barite White, bladed crystals with coating.
1197 1970.47.1.0286 Quartz, geode Transformed into calcydeon.
1198 1970.47.1.0199 Calcite Crystals.
1199 00.2.3.659.0008 Wolframite Massive pyrite with copper crystals.
1200 00.2.4.41.0005 Franklinite Color: BK
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