Duke Geological Laboratory

Stone Ridge, NY

Dukelabs Thumbnail Mineral Collection Gallery

2430b_Variscite_ClayCanyon_UT.JPG
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2431a_Calcite_SweetwaterMine_Ellington_MO.JPG
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2432c_Quartz_StJohnsville_NY.JPG
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2433a_Mimetite_Durango_Mexico.JPG
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2450a_Beryl_BiermanQuarry_Portland_CT.JPG
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2452a_Beryl-Ilmenite_Buckfield_ME.JPG
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2453b_Spinel_Franklin_NJ.JPG
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2454a_Descloizsite_Abenab Mine_SWAfrica.JPG
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2455b_Geothite_CrowdersMtn_NC.JPG
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2455c_Geothite_CrowdersMtn_NC.JPG
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2456_Scheelite_Oreana_NV.JPG
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2462_Beryl_CaseQuarry_Portlandt_CT_USA.JPG
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2465_Beryl_CaseQuarry_Portlandt_CT_USA.JPG
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2472_Hastingsite_IsleElba_Tuscany_Italy.JPG
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2473_Sylvite_NM_USA.JPG
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2474_Heulandite, Tridymite_Villanova_MonteLeone_Sardinia.JPG
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2475_Skutterodite_Marionburg, Saxony_Germany.JPG
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2476_Argentite_Mexico.JPG
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2477_Borax_Boron_KernCo_CA_USA.JPG
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2478_Enargite_Butte_MT_USA.JPG
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2479_Titanite_ValFormassa_Ossola_Italy.JPG
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© 2025 Charles Merguerian