Duke Geological Laboratory

Stone Ridge, NY

Dukelabs Macro Mineral Collection Gallery

0227_Calcite_Mexico
253
%_tempFileName0227_Calcite_Mexico%

0228a_Quartz_RioGrandeSol_Brazil
254
%_tempFileName0228a_Quartz_RioGrandeSol_Brazil%

0229a_Fluorite_CaveInRock_IL
255
%_tempFileName0229a_Fluorite_CaveInRock_IL%

0230a_Kyanite-Staurolite_Switzerland
256
%_tempFileName0230a_Kyanite-Staurolite_Switzerland%

0231_Tourmaline_MinasGerais_Brazil
257
%_tempFileName0231_Tourmaline_MinasGerais_Brazil%

0232_Lepidolite-Quartz_MinasGerais_Brazil
258
%_tempFileName0232_Lepidolite-Quartz_MinasGerais_Brazil%

0233_Quartz_MinasGerais_Brazil
259
%_tempFileName0233_Quartz_MinasGerais_Brazil%

0234a_Quartz_MinasGerais_Brazil
260
%_tempFileName0234a_Quartz_MinasGerais_Brazil%

0235_Quartz_MinasGerais_Brazil
261
%_tempFileName0235_Quartz_MinasGerais_Brazil%

0236_Quartz_MinasGerais_Brazil
262
%_tempFileName0236_Quartz_MinasGerais_Brazil%

0237_Quartz-Lepidolite-Tourmaline_MinasGerais_Brazil
263
%_tempFileName0237_Quartz-Lepidolite-Tourmaline_MinasGerais_Brazil%

0238_Pyroxene_MinasGerais_Brazil
264
%_tempFileName0238_Pyroxene_MinasGerais_Brazil%

0239_Topaz_MinasGerais_Brazil
265
%_tempFileName0239_Topaz_MinasGerais_Brazil%

0240_Orpiment_GetschellMine_NV
266
%_tempFileName0240_Orpiment_GetschellMine_NV%

0240a_Orpiment_GetschellMine_NV
267
%_tempFileName0240a_Orpiment_GetschellMine_NV%

0241_Quartz_MinasGerais_Brazil
268
%_tempFileName0241_Quartz_MinasGerais_Brazil%

0242_Copper_Keeweenaw_MI
269
%_tempFileName0242_Copper_Keeweenaw_MI%

0243_Cassiterite_Indonesia
270
%_tempFileName0243_Cassiterite_Indonesia%

0244_Rhodonite-Franklinite_Franklin_NJ
271
%_tempFileName0244_Rhodonite-Franklinite_Franklin_NJ%

0245_Rhodonite-Franklinite_Franklin_NJ
272
%_tempFileName0245_Rhodonite-Franklinite_Franklin_NJ%

0246a_Rhodonite_Franklin_NJ
273
%_tempFileName0246a_Rhodonite_Franklin_NJ%

© 2025 Charles Merguerian