Red Beryl from Wah Wah Mountains, Utah


M & W Minerals

Walter R. Kellogg


517 294 6709


All Prices US Dollars


Fine mineral specimens. Specializing in minerals from North and South America, rare species, native Copper specimens, specimens from Michigan, Tourmaline, Beryl and Topaz specimens.

Updates occur every Wednesday at 12:00 noon EST time (5:00 PM GMT) except in the case of holidays. Also, for the summer months, the schedule deviates from the weekly schedule.

Currently for sale on the website there is a total of 2454 mineral specimens,  which includes 1056  specimens with individual web pages,  735 thumbnail specimens,  and 683  on the galleries of mineral specimens priced under 25 dollars.

Minerals sold on the website (first sale 12/5/09): 5575

Minerals returned (with full refund) - 12  --- and resold to a satisfied customer): 8  Minerals returned and exchanged for a different specimen: 6

Minerals returned  due to damage in shipping (with full refund): 5   Packages lost in transit: 3 --- packages  returned because of delivery problems: 2

Minerals damaged in transition for which a partial refund was made and the collector kept the specimen: 7

Mineral specimens returned without the collector opening the package, because they decided they wanted something different (and better): 5

Updates Email Bulletins: If you want to receive an email each time new minerals are added to the website (usually, each Wednesday) please send an email to We do not automatically add you to the email list when you buy something and then force you to tell us to take you off the email list.

Minerals sold to collectors in the countries of Austria, Australia, Belgium, Brazil, Canada (all 10 provinces), China, Denmark, England, Finland, France, Germany, Greece, Indonesia, Israel, Italy, Japan, Malaysia, Mexico, Mongolia, Netherlands, Norway, Pakistan, Peru, Poland, Portugal,  Russia, Scotland, Singapore, Slovak Republic, Slovenia, South Africa, Spain, Switzerland, Thailand and Wales

and all 50 of the states of the U.S. and Washington D.C.

Mineral Galleries    Under 25 Dollars   Study & Hobby Samples   Links  Thumbnails Show Schedule



Latest Updates

  Minerals Specimen: Scheelite, Muscovite from Pingwu beryl mine (Xuebaoding deposit), Huya Twp., Mt Xuebaoding, Pingwu Co., Mianyang Pref., Sichuan, China

Previous Updates


Minerals Specimen: Hurealite from Cigana claim, Conselheiro Pena, Doce valley, Minas Gerais, Brazil




Minerals from Geographic Regions

United States

Minerals Specimen: Fluorite and Sphalerite on Druze Quartz from W.L. Davis-Deardorff Mine, Ozark-Mahoning Group, Cave-In-Rock, Hardin Co., Illinois



Minerals Specimen: Rutilated Quartz with Hematite from Novo Horizonte, Bahia, Brazil



Minerals Specimen: Spessartine Garnet on Smoky Quartz from Tongbei, Yunxiao County, Zhangzhou Prefecture, Fujian Province, China



Minerals Specimen: Eudialyte, Aggrelite, Nepheline, Ferri-katophorite (Magnesiokatophorite) from Kipawa, Les Lacs-du-Temiscamingue, Temiscamingue RCM, Quebec, Canada



Minerals Specimen: Amethyst Pseudomorph after Calcite? from Guanajuato, Mexico



Minerals Specimen: Morganite from Alto Ligonha pegmatites, Alto Ligonha District, Zambezia Province, Mozambique



Minerals Specimen: Orange Quartz on Sphalerite from 2nd Sovietskii Mine, Dal'negorsk, Primorskiy Kray, Far-Eastern Region, Russia

South and Central America


Minerals Specimen: Sigloite Pseudomorph after Paravauxite from Siglo Veinte Mine, Llallagua, Rafael Bustillo Prov., Potosi Dept., Bolivia



Minerals Specimen: Turquouise in China Clay from Treverbyn, St Austell District, Cornwall, England



Minerals Specimen: Okenite Included in Optical Calcite from Mumbai District, Maharashtra, India



Minerals Specimen: Copper Crystals from Copper Falls Mine, Copper Falls, near Eagle Harbor, Keweenaw County, Michigan, USA



Minerals Specimen: Vanadinite from Pure Potential Mine (North Geronimo Mine), Silver District, Trigo Mts, La Paz Co., Arizona, USA


New York

Minerals Specimen: Herkimer Diamonds from Herkimer, New York, USA



Minerals Specimen: Gold on Quartz from Harvard Mine, Jamestown, Mother Lode belt, Tuolumne Co., California, USA



Minerals Specimen: Orpiment Crystal from Getchell Mine, Humboldt Co., Nevada, USA


New Jersey

Minerals Specimen: Prehnite Casts from Lane & Sons Traprock quarries, Westfield, Hampden County, Massachusetts, USA


New England

Minerals Specimen: Watermelon Tourmaline from Mt. Mica, Paris, Oxford County, Maine, USA



Galleries by Special Interest

Rare Species

Minerals Specimen: Barbosalite and Hureaulite from Lavra do Tome, Galileia, Doce valley, Minas Gerais, Brazil


Pseudomorphs and Casts

Minerals Specimen: Malachite pseudomorph after Cuprite from Chessy copper mines, Chessy-les-Mines, Le Bois d'Oingt, Rhone, Rhone-Alpes, France


Minerals with Inclusions

Minerals Specimen: Okenite Included in Optical Calcite from Mumbai District, Maharashtra, India



Minerals Specimen: Two Generation Fluoresecent Calcite from Chihuahua, Mexico


Polished and Worked

Minerals Specimen: Agate from Baker Egg Ranch, Carrizalillo District, Luna Co., New Mexico, USA


Sorted by Most Recent

 Minerals Specimen: Spessartine Garnet on Smoky Quartz from Tongbei, Fujian, China


Sorted Alphabetically 

Minerals Specimen: Amazonite from Father's Day Pocket, Crystal Creek Area, Teller Co., Colorado June2007


Galleries by Species or Group



Minerals Specimen: Tourmaline from Pederneira claim, Sao Jose da Safira, Doce valley, Minas Gerais, Brazil



Minerals Specimen: Copper Crystals from Flint Steel Mine, Ontonagon County, Michigan, USA



Minerals Specimen: Orange Heulandite, Stilbite and Chalcedony Stalactites from Jalgaon District, Maharashtra, India 


Minerals Specimen: Two Generation Fluoresecent Calcite from Chihuahua, Mexico



Minerals Specimen: Smoky Quatrz Scepter on Amethyst from Itaguacu, Espirito Santo, Brazil



Minerals Specimen: Fluorite from Cave-In-Rock, Hardin County, Illinois



Minerals Specimen: Pink Topaz on Quartz with Magnesite from Brumado, Bahia, Brazil




Minerals Specimen: Red Beryl on Rhyolite Matrix from Violet Claims, Wah Wah Mountains, Beaver County, Utah, USA


Gold and Silver

Minerals Specimen: Gold on Quartz from Harvard Mine, Jamestown, Mother Lode belt, Tuolumne Co., California, USA



Minerals Specimen: Raspberry Garnet (Grossular) from Sierra de Cruces, Coahuila, Mexico




Systematic Galleries


Native Elements 

Minerals Specimen: Sulfur from Maybee Quarry, Maybee, Monroe Co., Michigan

Oxides & Hydroxides

Minerals Specimen: Rutile on Hematite from Novo Horizonte, Bahia, Brazil



Minerals Specimen: Marcasite Stalactite (Repaired) from Blackstone Mine, Shullsburg, Lafayette Co., Wisconsin



Minerals Specimen: Rhodochrosite, Hubnerite and Quartz from Pasto Bueno District, Pallasca Province, Ancash Department, Peru



Minerals Specimen: Purple Halite from Intrepid East Potash Mine, Carlsbad, Edy Co., New Mexico



Minerals Specimen: Galena, Cerussite, Pyromorphite and Quartz from Wheatley Mines, Phoenixville Mining District, Schuylkill Township, Chester Co., Pennsylvania, USA



Minerals Specimen: Selenite on Red Gypsum from Michigan Cold Storage, Wyoming, Kent Co., Michigan


Borates and Hydrocarbons

Minerals Specimen: Tincalconite from Boron, Kern Co., California



Minerals Specimen: Chalcopyrite Crystals on Danburite from Mina La Aurora, Charcas, San Luis Potosi, Mexico



Minerals Specimen: Datolite from Cape Mine, Mosquito District, Copper Harbor, Keweenaw Co., Michigan, USA



Minerals Specimen: Rhodonite Crystal with Galena and Sphalerite from Broken Hill, Yancowinna Co., New South Wales, Australia




Minerals Specimen: Amazonite from Florissant, Teller Co., Colorado, USA


Minerals Specimen: Benitoite with minor Neptunite from Gem Mine, San Benito County, California, USA



Minerals Specimen: Lepidolite from Coronel Murta, Minas Gerais, Brazil





Galleries by Price 


Under 25 Dollars

Minerals Specimen: Rosasite with Hemimorphite from Mina Ojuela, Mapimi, Durango, Mexico


25 to 49 Dollars

Minerals Specimen: Creedite from Mina Navidad, Abasolo, Durango, Mexico


50 to 99 Dollars

Minerals Specimen: Schorl Tourmaline on Aquamarine from Mimoso do Sul Mine, Mimoso do Sul, Espirito Santo, Brazil


100 to 199 Dollars

Minerals Specimen: Lazulite Pseudomorph after Sodalite with Pyrite and Mica from Faisbad, Koksha Valley, Jurm District, Badakhshan Province, Afghanistan


200 to 299 Dollars

Minerals Specimen: Morganite from Urucum Mine, Galileia, Minas Gerais, Brazil


300 to 499 Dollars

Minerals Specimen: Tourmaline on Quartz from Barra do Salinas, Coronel Murta, Minas Gerais, Brazil


500 Dollars and Greater

Minerals Specimen: Etched Goshenite on Aquamarine Crystal from Minas Gerais, Brazil


Wulfenite on Mottramite from the 79 Mine, Hayden, Gila Co., Arizona