Sulfides

Displaying 201 - 250 of 479
Catalog # Name Description
201 00.2.4.31.0006 Pyrite Partial crystals.
202 00.2.4.31.0007 Pyrite Cabinet - cluster of striated crystals ; massive pyrite with quartz; massive - showing some crystal faces
203 00.2.4.31.0008 Pyrite Brown cubic crystals from 1/8" x 1/8" - 3/8" x 3/8"
204 00.2.4.31.0010 Pyrite Crystal clump.
205 00.2.4.31.0012 Pyrite Brassy, striated crystals in pocket of granular pyrite
206 00.2.4.32.0001 Pyrite Vial contains decomposed material; 1 cluster of crystals
207 00.2.4.32.0002 Pyrite Granular aggregate with some quartz.
208 00.2.4.32.0003 Pyrite Scattered pyrite in light gray matrix.
209 00.2.4.32.0004 Pyrite Granular aggregate.
210 00.2.4.32.0005 Pyrite Pyrite finely disseminated in galena(?).
211 00.2.4.32.0006 Pyrite Striated pyrite crystals with quartz.
212 00.2.4.32.0008 Pyrite A few crystals embedded in quartz.
213 00.2.4.32.0012 Pyrite Mostly ore material with quartz & feldspar; 1 hand specimen has cluster of cubic crystals
214 00.2.4.32.0014 Pyrite TN - striated partial cube; miniature - bright, brassy cubic crystals to 18"; should be 4 specimens
215 00.2.4.33.0007 Pyrite Pyrite, chalcopyrite, gold or silver probably.
216 00.2.4.34.0002 Pyrite All specimens a mixture of pyrite, quartz and crystals of both. Hand specimen is probably chalcopyrite on calcite crystals.
217 00.2.4.34.0003 Pyrite Drusy pyrite on matrix.
218 00.2.4.34.0004 Pyrite Small pyrite crystals lining nodule.
219 00.2.4.34.0006 Pyrite Finely disseminated pyrite.
220 00.2.4.34.0007 Pyrite Crystals in matrix.
221 00.2.4.34.0011 Pyrite Ore samples with quartz & galena; possible rhodocrosite
222 00.2.4.35.0002 Chalcopyrite Massive, in quartz.
223 00.2.4.35.0005 Chalcopyrite Nodule.
224 00.2.4.35.0008 Chalcopyrite Massive, possibly covellite as a decomposition product
225 00.2.4.36.0001 Chalcopyrite Massive.
226 00.2.4.36.0008 Chalcopyrite Massive, disseminated.
227 00.2.4.37.0002 Chalcopyrite Poor crystals on matrix.
228 00.2.4.37.0009 Chalcopyrite None
229 00.2.4.38.0002 Marcasite Small crystals, metallic gold, in quartz.
230 00.2.4.38.0003 Marcasite Small crystals some blackened with quartz.
231 00.2.4.38.0004 Marcasite One - a nodule of marcasite; one - small crystals in quartz seam (starting to disintegrate)
232 00.2.4.38.0005 Marcasite Glass tube - small pieces & dust; TN - decomposing; M - small crystal aggregate
233 00.2.4.38.0008 Marcasite Massive with crystal faces; possible chalcopyrite also
234 00.2.4.38.0009 Marcasite Cockscomb crystal group, partially changed; sprayed 3/5/75
235 00.2.4.38.0011 Marcasite Brassy crystal aggregate; some quartz.
236 00.2.4.38.0012 Marcasite Crystals on sandstone matrix.
237 00.2.4.38.0013 Marcasite Cubic crystals covered with drusy quartz, therefore possibly pyrite
238 00.2.4.39.0003 Chalcopyrite Massive, few scattered crystals; some galena & pyrite
239 00.2.4.39.0004 Pyrite ? Crumbling very badly.
240 00.2.4.39.0006 Pyrite Fairly stable, brassy crystal groups forming botriedal surface
241 00.2.4.39.0011 Chalcopyrite Massive, with galena; dull black.
242 00.2.4.40.0001 Arsenopyrite None
243 00.2.4.40.0002 Covellite Massive, dark blue-black.
244 00.2.4.40.0003 Pyrargyrite Massive, black.
245 00.2.4.42.0001 Galena Weathered crystal group. Color: GY
246 00.2.4.42.0004 Pyrite Octahedron.
247 00.2.4.42.0008 Pyrite Granular mixture of pyrite & galena with small vug showing small crystals of both
248 00.2.4.43.0002 Galena A cherty vug filled with galena; broken and falling apart along cleavage planes. Color: GY
249 00.2.4.43.0004 Chalcopyrite Small bleb of chalco in matrix (pegmatite).
250 00.2.4.43.0005 Pyrite None