N/D 02 400 Connosieur's Choice: Anatase, Hardangervidda, Ullensvang, Norway


N/D 88 446 Large Andalusite Crystals from Campbell County, Virginia: Their Alteration to Kyanite and Sillimanite and Their Other Associated Minerals


M/A 99 122 Connoisseur's Choice: Anglesite in Galena, Touissit Mine. Oujda, Morocco


M/J 95 193 Fluorescent Forum: Apatite: A Remarkable Fluorescent Mineral


M/A 02 126 Collector's note: spectacular new apophyllite from India's Deccan Trap Basalts


M/A 01 128 Through the scope: Austinite and other microminerals from the Ojuela Mine Mapimi, Durango, Mexico


J/F 91 14 Some thoughts about Azurite

J/F 91 24 A Selected List of Worldwide Azurite Localities

J/F 02 40 Connoisseurs's Choice: Azurite, Tsumeb, Namibia and Toussit, Oujada, Morocco


M/J 90 202 New Explorations at the Stoneham, Colorado, Barite Locality

M/J 94 188 Connoisseur's Choice: Barite, Wasta, Pennington County, South Dakota

S/O 94 326 A Barite and Sphalerite Locality in Bath County, Central Kentucky

M/A 96 102 Some Mines and Minerals of Morgan County, Missouri

J/A 98 242 Colorado Barite

N/D 99 396 Specimen Recovery at the Meikle and Murray Mines, Elko County, Nevada


J/F 88 10 Beryl: A Summary

S/O 93 306 Aquamarine in the United States: The Search Continues

S/O 93 332 Connoisseur's Choice: Beryl, Variety Emerald, Chivor Mine, Columbia

S/O 96 339 Beryl from the Catherine No. 1 Mine, Casper Mountain, Natrona County,

S/O 99 318 Chinese Beryl Crystals Mimic Twinning


J/A 87 248 Bornite Crystals from Morocco and the USSR


J/F 00 40 Connoisseur's Choice: Brazilianite, Corrego Frio, Minas Gerais, Brazil


S/O 93 327 Through the Scope: Brookite, Anatase & Rutile from the Silver Link Mine, Ouray County, Colorado

M/A 99 92 Brookite, Rutile Paramorphs after Brookite, and Rutile Twins from Magnet Cove, Arkansas


S/O 84 205 Calcite Occurrences of Ontario

J/F 92 43 Fluorescent Forum: The Mercury Mines of Terlingua, Texas- Blue Fluorescing Calcite, Part 1

M/J 92 179 Calcite from Thomasville, Pennsylvania: Morphology and Twinning

M/J 93 187 Spotlight on Juniors: The Formation of Caliche Deposits

M/J 93 188 Fluorescent Forum: The Mercury Mines of Terlingua, Texas-Blue fluorescing Calcite, Part 2

J/A 94 260 Calcite Crystals from the Old Faylor-Middlecreek Quarry, Winfield, Pennsylvania: Crystal Habits & Twinning

J/A 95 217 Only a Calcite?!

S/O 95 298 Colorado Calcite

S/O 96 347 Conchoidal Fracture in Calcite

N/D 97 370 Brushy Creek Mine, Reynolds County, Missouri

S/O 99 308 The Four Twin Laws of Calcite and How to Recognize Them

S/O 02 348 Collectors note: a remarkable calcite pocket at the York Building supply


J/A 97 248 Connoisseur's Choice: Cassiterite, Cinovec, Czech Republic


M/J 96 180 Connoisseur's Choice: Cavansite, near Wagholi, Poona District, Maharashtra,

J/A 02 274 Let's get it right: Cavansite or pentagonite?


M/A 92 86 Rediscovering Lampasas Celestine, Lampasas County, Texas

M/A 96 112 Connoisseur's Choice: Celestine, Maybee Quarry, Monroe County, Michigan


M/J 97 176 Connoisseur's Choice: Cerussite, Tsumeb, Namibia


S/O 95 335 Through the scope: Microminerals of the Flambeau Mine, Ladysmith, Rusk

N/D 95 392 Connoisseurs Choice: Chalcocite, Bristol, Hartford County, Connecticut

S/O 97 322 The Flambeau Mine, Ladysmith, Rusk County, Wisconsin: A Case Study of Consensus Building in One Community

S/O 97 344 Through the Scope: In Memoriam The Flambeau Mine, Rusk County, Wisconsin, June 1993-March 1997


J/A 96 275 Chesterite, Jimthompsonite, and Clinojimthompsonite from the Type Locality: Carlton Quarry, Chester, Windsor County, Vermont


S/O 99 324 Connoisseur's Choice: Chrysoberyl, Minas Gerais and Bahia, Brazil, and


J/F 95 27 Geology and Mineralogy of the New Idria District, San Benito and Fresno

N/D 96 408 Connoisseur's Choice: Cinnabar Near Lovelock, Pershing County, Nevada


N/D 96 381 The Cliff, America's First Native Copper Mine

J/F 97 10 Arizona Copper

J/F 97 40 Connoisseur's Choice: Copper, Ray Mine, Pinal County, Arizona

M/A 97 107 A Keweenaw Adventure: Specimen Mining at the Caledonia Mine, Ontonagon

M/J 98 182 News from the Keweenaw: Recent Mineral Finds in Michigan's Copper Country

M/J 99 160 The History, Geology, and Mineralogy of the White Pine Mine, Ontonagon

M/J 00 181 Collector's Note: The Point Mills Nugget, Houghton County, Michigan

J/A 00 222 Mineralogy of Point Prospect, Keweenaw County, Michigan

M/J 01 156 The copper-bearing conglomerate lodes of the Michigan Copper Country


S/O 02 334 A new source of gem-quality cordierite and corundum in the Laramie Range of Wyoming


N/D 00 404 Connoisseur's Choice: Cubanite, Chibougamau, Quebec, Canada


J/A 01 248 Connoisseur's Choice: Cuprite, Mashamba West Mine, Shaba, Democratic


M/J 87 195 Rock Chips: Diamonds in the Great Lakes Region

J/A 00 239 Collector's Note: A New Diamond Find in Alabama

S/O 00 344 Connoisseur's Choice: Diamond, Jagersfontein Mine, Free State Province, South

S/O 00 350 Colorado Diamonds: An Update

M/J 02 191 Let's get it right: the Hope diamond weighs 45.52 Carats!


M/J 02 176 Connoisseur's choice: Dioptase, Tsumeb, Namibia


S/O 01 351 Let's get it right: clinozoisite and epidote from Pakistan

M/A 02 131 Let's get it right: more about epidote and clinozoisite

S/O 02 328 Connoisseur's Choice: Epidote, Knappenwald, Untersulzbachtal, Salzburg, Austria


J/A 98 282 Connoisseur's Choice: Ferberite, Panasqueira, Portugal


M/A 93 112 Connoisseur's Choice: Fluorapatite, Inna Nala, near Fighar Village, Nagar District, Pakistan


M/J 95 176 Connoisseur's Choice: Fluorapophyllite, Jalgaon, Maharashtra, India


S/O 90 455 Fluorescent Forum : The many fluorescences of fluorite

M/A 91 147 Fluorite from Veins in Diabase near Kingston, New Jersey

M/J 96 164 Colorado Fluorite

J/F 98 54 Connoisseur's Choice: Fluorite on Quartz, Chamonix, Haute-Savoie, France

J/F 00 54 The Rogerley Mine, Weardale, County Durham, England

N/D 00 407 Collector's Note: Rogerley Mine Update, Summer 2000

J/A 01 218 Green fluorite from the Kettle Mine, Ferry County, Washington


N/D 88 471 A Gahnite Occurrence in Carrol County, Georgia


J/F 89 11 Galena from Mississippi Valley-Type Deposits

N/D 97 374 Galena Crystals from Stope 72B30, Brushy Creek Mine, Reynolds County,

N/D 97 400 Tri-State and Virnum Trend Districts: An Overview


M/J 87 175 Garnets from Delaware County, Pennsylvania

N/D 91 478 The Vesper Peak Garnet Deposit, Snohomish County, Washington

J/F 93 20 Garnet: Featured Mineral Group at the 1993 Tucson Show

M/J 93 176 Connoisseur's Choice: Dermatoid, Val Malenco Sondrio, Italy

M/A 98 126 Connoisseur's Choice: Uvarovite, Outokumpu, Finland

M/A 00 120 Garnet and Clinozoisite from the Nightingale Mining District, Pershing County,


M/A 00 92 Mines and Minerals of Michigan's Iron Country

J/A 01 228 Goethite inclusions in quartz from the Pikes Peak granite


S/O 89 397 Gold Mineralization at Olinghouse, Nevada

J/F 94 40 Connoisseur's Choice: Gold, Jamestown, Tuolumene County, California

J/A 97 218 Colorado Gold: Part 1:The Discovery, Mining History, Geology, and Specimen Mineralogy of Selected Occurrences in the Front Range

S/O 97 304 Colorado Gold: Part 2:The Discovery, Mining History, Geology, and Specimen Mineralogy of Selected Occurrences in Central Colorado and the San Juans

N/D 99 405 Nevada Gold, Silver, and Copper Deposits and Their Minerals

S/O 00 318 The Mineralogy, Geology, and Mining History of the Telluride District, San Miguel County, Colorado: Part I - A Historical Overview of the District and the Smuggler Union and Associated Mines and Veins of the

N/D 00 378 The Mineralogy, Geology, and Mining History of the Telluride District, San Miguel County, Colorado: Part 2-Other Mines and Veins of Marshall Basin and the and Veins of Coronet, Savage, and Ingram Basins


S/O 97 330 Unusual Graphite Crystals from the Lime Crest Quarry, Sparta, New Jersey


S/O 01 347 Naica's glittering new crystal cave, Chihuahua, Mexico


M/J 98 206 Connoisseur's Choice: Hematite, Cavradi, Switzerland


N/D 97 384 Connoisseur's Choice Hemimorphite Pseudomorphs after Calcite, Joplin,


N/D 92 402 Hercynite Crystals from the Kimzey Calcite Quarry, Magnet Cove, Arkansas, Their Distinction from Perovskite


M/A 01 113 Collector's Note: A new heulandite find near Challis, Custer County, Idaho


M/A 94 90 Ice as a Mineral


J/F 83 12 Lapis Lazuli from Lake Harbour, Baffin Island, Canada


N/D 01 404 Connoisseur's Choice: Liroconite, Gwennap, Cornwall, England


M/A 02 120 Connoisseur's Choice: Luanheite, Elisa de Bordos mine, northern Chile


N/D 98 400 Connoisseur's Choice: Ludlamite, Blackbird Mine, Cobalt, Lemhi County, Idaho


J/F 00 32 Minerals of the Brumado Magnesite Deposits, Serra das Eguas, Bahai, Brazil


S/O 98 314 The Curly Malachite of Schwaz-Brixlegg, Tyrol, Austria: New Find from 5,000-Year-Old Locality

S/O 01 326 Connoisseur's Choice - malachite, Shaba Region, Democratic Republic of Congo


J/A 99 250 Connoisseur's Choice: Manganite, Ilfeld, Harz, Germany


S/O 98 352 Connoisseur's Choice: Metatorbernite, Shaba District, Zaire


J/A 93 248 Connoisseur's Choice: Microcline Variety Amazonite, Yucca Hill Prospect, Park County, Colorado

J/F 95 46 The Rocket Mine, Crystal Peak Area, Colorado


J/A 95 256 Connoisseur's Choice: Millerite, Halls Gap, Lincoln County, Kentucky


M/A 01 114 Connoisseur's Choice: Mimetite, Tsumeb, Namibia


J/A 98 279 Orpiment from Hunan, China: A Crystallographic Note

N/D 99 403 Another Nevada Specimen-Recovery Project

M/A 00 112 Connoisseur's Choice: Orpiment, Twin Creeks Mine, Humboldt County, Nevada


J/A 00 250 Connoisseur's Choice: Parisite, Muzo District, Colombia


S/O 85 219 Kings Kanyon Lithium Pegmatites, Crystal Mountain District, Larimer County,

M/J 87 188 Minerals of the Pegmatite Bodies in the Wausau Pluton, Marathon County,

J/A 87 230 Minerals from the Pegmatites of the Crystal Mountain District, Larimer County

M/A 91 129 The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire

N/D 92 380 Minerals of the Etta Pegmatite, Black Hills, South Dakota

J/A 93 232 Minerals of the Morefield Pegmatite, Amelia County, Virginia

J/F 95 36 Minerals of the the Pacoima Pegmatite, Los Angeles County, California

J/F 97 44 Renewed Mining at the Western Quarries of Mount Apatite, Maine

M/J 97 156 Recent Work at the Lithia Dike Claim, Cahuilla Mountain, Riverside County,

M/J 98 156 The Geology, Mineralogy, and History of the Himalaya Mine, Mesa Grande, San Diego County, California

J/A 99 254 Minerals of a Wausau Pegmatite, Marathon County, Wisconsin

N/D 00 408 The Estes Quarry, Cumberland County, Maine: A New Pegmatite Mineral Locality

J/A 01 234 The Copper Mountain pegmatite district, Fremont County Wyoming

S/O 01 298 A brief summary of the mineral deposits of the Pikes Peak batholith, Colorado


J/A 89 294 Arkansas Phosphate Minerals: A Review and Update


J/A 94 248 Connoisseur's Choice: Powellite, Pandulena Hill, Nasik, Maharashtra State, India


S/O 94 330 Through the Scope: An Occurrence of Prehnite in the Red Mountain Mining District, Ouray County, Colorado

M/J 99 178 Connoisseur's Choice: Prehnite, Brandberg, Namibia


S/O 96 344 Connoisseur's Choice: Proustite, Delores Mine, Chanarcillo, Chile


J/A 02 248 Connoisseur's Choice: Pyrargyrite, Fresnillo, Zacatecas, Mexico


M/A 87 109 Pyrite and Other Minerals from Bargers' Quarry, Lexington, Virginia

J/A 93 251 Pyrite Aggregates from Guernsey Limestone Quarry, Washington County, Ohio

N/D 93 394 Connoisseur's Choice: Pyrite, Park City District, Utah

J/A 94 220 Colorado Pyrite, Featured Mineral at the 1994 Denver Show


J/F 92 22 Pyromorphite: A Review

M/A 01 92 Loudville Pyromorphite: The story of an extraordinary boulder unearthed at Easthampton, Massachusetts

M/J 01 190 Connoisseur's choice: pyromorphite, Bunker Hill Mine, Couer d'Alene District Shoshone County, Idaho


J/F 86 25 Second edition: collecting in the big ditch - quartz minerals in the canal zone

J/F 87 6 Ubiquitous Quartz

M/J 89 210 The Ohio Mine, Ouray County, Colorado: A Famous Quartz Locality

J/A 89 293 Ouachita National Forest Implements New Quartz Procedures

N/D 89 456 Amethyst Scepters, Salem, New London County, Connecticut

S/O 90 416 Quartz crystals of unusual habit from Brazil

S/O 91 374 Colorado Quartz: Occurrence and Discovery

N/D 91 466 Washington's Japan-law Twin and Sceptered Quartz Localities

S/O 93 300 Smoky Quartz Crystals from Lake Tahoe, Washoe County, Nevada

J/F 94 44 Amethyst Discovery on Deer Hill, Stow, Oxford County, Maine

J/A 96 248 Connoisseur's Choice: Rutile-included Quartz, Waterbury, Vermont

N/D 96 397 The Smithsonian Institution Gets a Herkimer "Diamond" Quartz Pocket

M/A 97 94 Amethyst, Agate, and Calcite "Skunks" from Uruguay

N/D 97 420 Geodes from the Warsaw Formation of Missouri, Iowa, and Illinois

J/F 98 14 Alpine Minerals: A Review of the Most Famous Localities of the Central Swiss

J/A 00 231 Scepter Quartz Crystals from the Treasure Mountain Diamond Mine near Little Falls, Herkimer County, New York

J/A 00 258 "Red Wood" from the Yellow Cat Area of Grand County, Utah

N/D 01 403 Collector's note: A spectacular find of amygdaloidal agates with native copper

N/D 01 419 Let's get it right: Quartz (Not chalcedony) "fingers" from Jalgon, India

J/A 02 252 Occurrence and genesis of thunder eggs containing plume and moss agate from


J/F 86 7 Rhodochrosite: Hot, pink, & pretty

J/F 93 40 Connoisseur's Choice Rhodochrosite, Alma, Park Country, Colorado

J/A 97 240 Sweet Home Mine Rodochrosite Wall at the Denver Museum of Natural History

S/O 00 302 Colorado Rhodochrosite

M/A 02 94 Spectacular minerals from the Kalahari manganese field, South Africa


J/A 87 243 Serendibite, Sinhalite, Sapphirine and Grandidierite from the Adirondack Mountains at Johnsburg, New York


J/A 92 230 The Geology, Mineralogy, and History of Four Native Silver Localities in

M/A 93 96 Minerals of the Black Hawk District, New Mexico

J/F 94 16 Silver & Silver-Bearing Minerals

J/F 94 54 A Pilgrimage to Silver: Museums, Shows & Mines in Kongsberg, Norway

J/F 03 40 Connoisseur's Choice : Silver, Uchucchacua, Peru


M/J 00 176 Connoisseur's Choice: Smithsonite, Tsumeb, Namibia


J/F 01 40 Connoisseur's Choice: Sperrylite, Talnakh, Noril'sk District, Siberia, Russia


N/D 98 404 A 1946 Find of Gem Sphalerite Crystals at the Balmat Zinc Mine, St. Lawrence County, New York

J/A 99 220 Colorado Sphalerite


J/A 82 155 Spinel from Glencoe Island, Northwest Territories, Canada


S/O 97 340 Connoisseur's Choice: Spodumene var. Kunzite, Nuristan, Afghanistan


N/D 99 392 Connoisseur's Choice: Stibnite, Murray Mine, Elko County, Nevada


S/O 95 314 Connoisseur's Choice: Sulfur, Perticara, Italy

N/D 01 394 The El Desierto sulfur mine, Bolivia


M/J 92 176 Tetrahedrite Crystals from the Zinc Mines at Balmat, St. Lawrence County, New York


J/A 82 162 Second Edition-Minerals of the Thomas Range, Utah

J/F 95 16 Topaz: A Mineralogical Review

S/O 96 306 Colorado Topaz

S/O 96 320 Pikes Peak Topaz

J/A 01 222 Pikes Peak Topaz: An interview with Colorado collector George M. White


N/D 88 440 Black Tourmaline from Little Cahuilla Mountain, Riverside County, California


S/O 02 346 An examination of crystallized turquoise from Lynch Station, Virginia


S/O 94 320 Connoisseur's Choice: Uranocircite, Sao Pedro Mine, Malacacheta District, Minas Gerais, Brazil


J/F 95 40 Connoisseur's Choice: Vanadinite, Mibladen, Morocco


J/A 97 268 Red and Pink Variscite from the Wood Mine, Cocke County Tennessee


M/A 94 112 Connoisseur's Choice: Vivianite, Morococala Area, Oruro, Bolivia


S/O 87 355 Fluorescent Forum: Willemite, Part 1

J/A 88 327 Fluorescent Forum: Willemite, Part Two

J/F 89 57 Fluorescent Forum: Willemite, Part 3


M/A 87 78 The Occurrence of Wollastonite and Titanite Natural Bridge, Lewis County, New


J/F 90 10 Wulfenite, the Desert Mineral

J/F 90 58 Through the Scope: Wulfenite Occurrences in Colorado

M/A 95 120 Connoisseur's Choice: Wulfenite, San Francisco Mine, Magdalena, Sonora, Mexico

J/F 97 28 The Red Cloud Mine: Awakening of a Sleeping Giant


J/A 84 157 Triassic Traprock Minerals of New Jersey

M/J 87 150 Mineralization at the Fanwood and Summit Quarries, New Jersey

J/F 88 25 Minerals of the Crescent Formation, Robertson Pit, Mason County, Washington

M/J 91 226 Through the Scope: Microminerals at Rock Island Dam Douglas county,

J/A 98 268 Minerals from the Weyerhaeuser Lincoln Creek Quarry, Lewis County,


M/A 96 94 Zunyite and associated minerals from the Zuni Mine, San Juan County, Colorado

Main index Rocks & Minerals

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