Duke Geological Laboratory

Stone Ridge, NY

Dukelabs Thumbnail Mineral Collection Gallery

3139a_Beryl_Sichuan_China.JPG
463

3140_Pyromorphite_Guanxi_China.JPG
464

3140a_Pyromorphite_Guanxi_China.JPG
465

3141_Galena_Tri-StateDistrict_MO_USA.JPG
466

3141a_Galena_Tri-StateDistrict_MO_USA.JPG
467

3142a-1_Marcasite_Kent_England.JPG
468

3142a-2_Marcasite_Kent_England.JPG
469

3143a_Stilbite_Callahan'sQuarry_NJ_USA.JPG
470

3144_Stilbite_Callahan'sQuarry_NJ_USA.JPG
471

3144a_Stilbite_Callahan'sQuarry_NJ_USA.JPG
472

3145-1_Apophyllite_Bombay_India.JPG
473

3145a-1_Apophyllite_Bombay_India.JPG
474

3146a_Cinnabar_Sichuan_China.JPG.JPG
475

3147a_Hematite, Quartz_Cumberland_England.JPG
476

3148_Cerussite_Mammoth Mine_Tiger_AZ_USA.JPG
477

3148a-2_Cerrusite_MammothMine_Tiger_AZ_USA.JPG
478

3149_Quartz, Sphalerite_Huaron_Peru.JPG
479

3150_Quartz var Agate_HogCreekQuarry_WashingtonCo_ID_USA.JPG
480

3151_Barite_HuanzalaMine_DeptHuanuco_Peru.JPG
481

3152a-2_Beryl_AguaVermelha_MinasGerais_Brazil.JPG
482

3153a-2_Spodumene_AguaVermelha_MinasGerais_Brazil.JPG
483

© 2025 Charles Merguerian