Hydroxides

Displaying 201 - 223 of 223
Catalog # Name Description
201 1990.53.0125 Cuprite Var. chalcatrichite, acicular (in perky box). Color: RD
202 1990.53.0133 Cuprite Small crystals on matrix. Color: RD
203 1990.53.0175 Hematite, var. turgite Massive. Turgite is hematite with adsorbed water. Color: BK
204 1990.53.0197 Rutile In quartz. Rutilated.
205 1990.53.0257 Romanechite Cluster of rounded forms. Color: BK
206 1990.53.0258 Pyrolusite Coating of 1/4' long fibers on matrix (fuzzy). Color: BK
207 1990.53.0267 Limonite Limonite replacing pyrite in striated cubes.
208 1990.53.0287 Plattnerite Large black crystals, dolomite crystals, then a sprinkling of chalcopyrite crystals
209 1990.53.0288 Plattnerite On limonite.
210 1990.53.0324 Hematite Single "crystal". Color: BK
211 1990.53.0330 Uraninite Irregular, some iridescence. Color: BK
212 1990.53.0343 Goethite Two specimens, a. and b.
213 1990.53.0354 Thorianite None
214 1990.53.0363 Groutite Vug of 3/8" crystals. Color: BK
215 1990.53.0370 Manganite Vug of crystals in slag. Color: BK
216 1990.53.0371 Hematite Shiny, foliated, massive. Color: BK
217 1990.53.0372 Goethite Shows radiating structure. Color: BK
218 1995.36.0017 Ferrocolumbite Massive; striated faces, partial terminations. Color: BK
219 1995.36.0048 Tenorite Banded specimen; tenorite & chrysocolla. Color: BK
220 1995.36.0049 Bindheimite Small yellow blebs in matrix. (Member of stibicomite group). Color: YL
221 1995.36.0061 Ferrotantalite With quartz and albite; massive. Color: BK
222 1996.16.0006 Goethite Surface of betryoidal crystals some broken and radial structure is visible. 3 black vitrious sides with layered radiating structures visible. Bottom has limonite staining. Whole and cleaved radiating balls. Color: BK,BR,YL
223 1996.16.19 Hematite Group of about 50 1/2" balls stuck together. Color: GY 1996.16.19 (Hematite) image