Duke Geological Laboratory

Stone Ridge, NY

Dukelabs Thumbnail Mineral Collection Gallery

3051_Halite_PolkowiceMine_Poland.JPG
358

3054_Azurite, Malachite_Laos.JPG
359

3059-1_Erythrite_BouAzzer_Morocco.JPG
360

3059-2_Erythrite_BouAzzer_Morocco.JPG
361

3060_Spinel, Phlogopite_Hunza_Pakistan.JPG
362

3061_Zircon_Hunza_Pakistan.JPG
363

3062_Prehnite, Calcite_O&GQuarry_Southbury_CT_USA.JPG
364

3064_Colemanite, Calcite_OpenPitMine_Boron_KernCo_CA_USA.JPG
365

3065_Galena, Sphalerite_Tri-StateDistrict_MO_USA.JPG
366

3066_Mimetite_AZ_USA.JPG
367

3067-2_Cavansite, Stilbite_WagholiQuarry_nrPoona_India.JPG
368

3067a-1_Cavansite, Stilbite_Wagholi Quarry_nrPoona_India.JPG
369

3068a-1_Borax_WestBakerMine_Boron_KernCo_CA_USA.JPG
370

3069-1_Sphalerite, Calcite_Naica_Mexico.JPG
371

3069a-2_Sphalerite_Naica_Mexico.JPG
372

3070-2_Silver_Schneeberg_Saxony_Germany.JPG
373

3070-4_Silver, Barite_Schneeberg_Saxony_Germany.JPG
374

3071-1_Millerite_Antwerp_NY_USA (3).JPG
375

3071-5_Millerite_Antwerp_NY_USA.JPG
376

3071a-1_Millerite_Antwerp_NY_USA.JPG
377

3072a-1_Calcite_Irai_RioGrandeDoSul_Brazil.JPG
378

© 2025 Charles Merguerian