150 Complete Slice Of A Seymchan Meteorite — Extraterrestrial Gemstones In Natural Metallic Matrix

151 Complete Slice Of Brenham Meteorite — An American Pallasite

152 Opal

153 Opal

154 A Fine Aquamarine on Matrix

155 An Impressive Spodumene var Kunzite

156 A Fine Colombian Emerald

157 An Impressive Tourmaline

158 An Aesthetic Bicolor Tourmaline

159 An Excellent Pink Tourmaline on Quartz

160 An Aesthetic Tourmaline with Lepidolite

161 Schorl Tourmaline with Quartz

162 Schorl Tourmaline

163 Schorl Tourmaline with Quartz and Albite

164 Tourmaline

165 An Impressive Rhodochrosite Stalactite Slice

166 Rhodochrosite

167 A Fine Chinese Rhodochrosite

168 A Fine Sicilian Sulphur

169 An Exquisite Pyrite

170 An Impressive Pyrite

171 Pyrite

172 A Superb Pyrite on Matrix

173 An Impressive Pyrite on Matrix

174 A Fine Pyrite on Matrix

175 Pyrite

176 Pyrite

177 Pyrite

178 Pyrite

179 Pyrite

180 Pyrite

181 Pyrite with Quartz

182 Pyrite Concretion

183 Pyrite with Quartz

184 Pyrite with Quartz and Galena

185 Pyrite

186 Chalcopyrite

187 Chalcopyrite on Calcite

188 Iridescent Copper

189 An Important Azurite with Malachite

190 A Fine Tsumeb Azurite

191 A Fine Azurite

192 Azurite

193 Azurite

194 Azurite

195 Malachite

196 An Impressive Elmwood Calcite on Sphalerite

197 A Fine Elmwood Calcite