If you require any of these mineral species for your collection or current research, you may use this list as an order form. Simply print out the list (Netscape users set right and left margins at 0"), check off the items of interest, and mail this list to us. Or... email your request to us. Please specify the size of specimens you would prefer to receive information on, and list any other information you feel would help us in making selections for you. A written quotation will be prepared for you including brief descriptions of the specimens available, with individual sizes and prices.

OFFRETITE - Herbstein, Vogelsberg, Hessen, Germany                                        
OFFRETITE – Spray, Wheeler County, Oregon
OLGITE – Mt. Karnasurt, Lovozero Massif, Kola Peninsula, Russia  D, T
OLIVINE - Dreisler Weiher Daun, Eifel District, Rhineland, Germany – See FORSTERITE
OLIVINE – La Cuerva Volcano, Le Geria, Tias, Lanzarotte, Canary Islands – See FORSTERITE
OLIVINE - Sigurdfjelet Volcano, Svalbard, Spitzbergen Island, off the coast of Norway – See FORSTERITE
OLMSTEADITE – Big Chief Pegmatite, Glendale, Pennington County, South Dakota  D, T
OMPHACITE – Glaucophane Ridge, 5 Miles No. of Llanada, Southern San Benito County, California
OPAL Var. Hydrophane - Square Top Mountain, near Dalby, Southeast Queensland, Australia
ORDONEZITE - 27 Km. SW of Agua Prieta, La Morita, Sonora, Mexico                                     
ORIENTITE - Manganese Exploration Mine, Copper Harbor, Michigan                           
ORPIMENT – Allchar, Macedonia (formerly Yugoslavia)  D
ORTHOJOAQUINITE-(Ce) – Dallas Gem Mine, Southern San Benito County, California  D, T
OSARIZAWAITE - Cordillera Mine, New South Wales, Australia                                
OSARIZAWAITE - Omega Mine, Pima County, Arizona                                           
OSARIZAWAITE - Osarizawa Mine, Kazumo Shi, Akita Prefecture, Japan  T                     
OSARIZAWAITE - Silver Hill Mine, Pima County, Arizona                                     
OSARIZAWAITE - Teutonic Bore, near Agnew Ni Deposit, W.A., Australia                      
OSUMILITE - Funtanafigu Quarry, Monte Arci, near Oristano, Sardinia, Italy                
OSUMILITE - Sakkabira, Kagosima Prefecture, Kyushu, Japan                                 
OWYHEEITE - Banner Mine, Boise County, Idaho  D                                           
OWYHEEITE - Broken Hills Mining District, Mineral County, Nevada 
OWYHEEITE - Morey Mine, Nye County, Nevada
OXYKERCHENITE - Kerch Peninsula, Crimea Oblast, Ukraine - See VIVIANITE                
OYELITE - N'Chwaning II Mine, Kalahari Manganese Field, N. Cape Prov., Rep. S. Africa     

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