Agate Bibliography

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IDAuthorYearArticle
3720Zaraisky, G. P.1995Silicification of rocks associated with acid metasomatism: In Shmulovich, K. I., Yardlwy, B. W., and Gochnar, G. G. (editors): Fluids in the Crust, p. 152-156.
3721Zarin, L. E.1976We met some gems in Oklahoma: Lapidary Journal, v. 30, no. 3, p. 736-741. Petrified wood.
3722Zarins, A.1977Origins and geologic history of siliceous metacolloidal deposits, Cathedral Mountain Quadrangle, Brewster County, west Texas: University of Nebraska, unpublished MS Thesis. 49 p.
3723Zasadil, J.1951The Fairburn agate beds and the Black Hills and bad lands of South Dakota: Lapidary Journal, v. 5, no. 1, p. 14-16, 18. Ribbon Agate, Fairburn Agate, Hells Canyon Agate, Black Agate.
3724Zaveri, C. K.1959aGem mining in India, Part I: Lapidary Journal, v.13, no. 4, p. 546-548, 550, 552-558.
3725Zaveri, C. K.1959bGem mining in India, Part II: Lapidary Journal, v.13, no. 5, 618, 620, 622, 624, 626, 628.
3726Zeitner, A. C.1970South Dakota's most popular gem field: Lapidary Journal, v. 23, no. 12, p. 1668, 1670-1672, 1674-1678.
3727Zeitner, A. C.1975All the way south: Lapidary Journal, v. 28, no.10, p. 1512-1522. General.
3728Zeitner, J. C.1953Trailing agates in Florida: The Mineralogist, v. 21, no. 9, p. 294-296.
3729Zeitner, J. C.1954aChalcedony of the Bad Lands: Earth Science Digest, v. 7, no. 9, p. 9-10. South Dakota, Nebraska, black agates, "fish egg" agates, west of Scenic.
3730Zeitner, J. C.1954bStory of Fairburn agates: The Mineralogist, v. 22, no. 1, p. 6-7.
3731Zeitner, J. C.1954cThe story of a collection: The Mineralogist, v. 22, no. 5, p. 198, 202. G. B. Zeitner collection.
3732Zeitner, J. C.1956aHow to cut agatized coral: Lapidary Journal, v. 10, no. 4, p. 342-344.
3733Zeitner, J. C.1956bSouth Dakota gem trails: The Mineralogist, v. 24, no. 5, p. 195-199.
3734Zeitner, J. C.1956cMany varieties tumbled gems: The Mineralogist, v. 24, no. 11, p. 395-398, 400, 402.
3735Zeitner, J. C.1957aThe Fairburn Agate: Earth Science, v. 10, p. 1, p. 11-13. Nebraska, South Dakota, Kern Beds, Kern Ranch, 14 mi. East of Fairburn, South Dakota, Teppe Canyon, Hells Canyon, State Park, Sweet Water Coral (=chaetetid?).
3736Zeitner, J. C.1957bHow to cut Fairburn Agates: Lapidary Journal, v. 11, no. 2, p. 258, 260, 262.
3737Zeitner, J. C.1957cFossil plants of Fairburn beds: The Mineralogist, v. 25, no. 10, p. 344-346.
3738Zeitner, J. C.1958aBy jeep to the Badlands: The Mineralogist, v. 26, no. 4,5, p. 105-107. South Dakota.
3739Zeitner, J. C.1958bSome Florida Field tours: The Mineralogist, v. 26, no. 12,1, p. 295, 296.
3740Zeitner, J. C.1959aWhere to go in South Dakota: Lapidary Journal, v. 13, no. 1, p. 42, 44, 46, 48, 50, 52, 54. Teepee Canyon, Hell's Canyon, Fish Egg Agate, Fairburns.
3741Zeitner, J. C.1959bNew finds in the Midwest: The Mineralogist, v. 27, no. 4-5, p. 54-57.
3742Zeitner, J. C.1960Rare gems of the Midwest: Earth Science, v. 13, no. 2, p. 58-62. Fairburn, Tepee Canyon, Superior (=Lake Superior), Blue Chalcedony, Dendritic Opalite (Kansas), "Osmundite" = opalized fern, Ohio Flint.
3743Zeitner, J. C.1961aMidwest gem localities: Lapidary Journal, v. 15, no. 1, p. 108-111
3744Zeitner, J. C.1961bChalcedony: The Mineralogist, v. 29, no. 5,6, p. 6-10.
3745Zeitner, J. C.1962aSouth Dakota's new Fair Hills agate: Lapidary Journal, v. 16, no. 4, p. 414-416.
3746Zeitner, J. C.1962bBig Bend Country: Lapidary Journal, v. 16, no. 5, p. 527-530.
3747Zeitner, J. C.1963aThe Burro Cliffs Area: Lapidary Journal, v. 16, no. 11, p. 1044-1045. Arizona, Pastelite.
3748Zeitner, J. C.1963bRocky Mountain-Midwest: Active localities of the Eastern Slope and Midwest. Lapidary Journal, v. 17, no. 1, p. 124-140.
3749Zeitner, J. C.1963cOur Forests of Stone: Lapidary Journal, v. 17, no. 3, p. 436-447.
3750Zeitner, J. C.1963dThose beautiful fortification agates: Lapidary Journal, v. 17, no. 9, p. 940-949.
3751Zeitner, J. C.1964aTreasures of the Desert: Lapidary Journal, v. 17, no. 11, p. 1082-1089.
3752Zeitner, J. C.1964bPlume, the regal agate, Part 1: Lapidary Journal, v. 18, no. 1, p. 129-137.
3753Zeitner, J. C.1964cThe gem woods of Texas: Lapidary Journal, v.18, no.5, p. 565-569.
3754Zeitner, J. C.1964dGems of Nebraska: Lapidary Journal, v. 18, no. 7, p. 754-759.
3755Zeitner, J. C.1964eJasper--Gem of Confusion: Lapidary Journal, v. 18, no. 8, p. 980-998.
3756Zeitner, J. C.1964fMidwest gem trails: A field guide. (3rd Edition, completely revised). Gembooks, Mentone, California, 80 p.
3757Zeitner, J. C.1964gGems of the Rio Grande Valley of Texas: Lapidary Journal, v. 18, no. 1, p. 86-90, 92-96.
3758Zeitner, J. C.1964hMore Agate Varieties: Lapidary Journal, v. 18, no. 2, p. 345-351.
3759Zeitner, J. C.1965aColorful chalcedony gems: Lapidary Journal, v. 18, no. 10, p. 1106-1112.
3760Zeitner, J. C.1965bThe best gem localities of the Midwest: Lapidary Journal, v. 19, no. 1, p. 118-129.
3761Zeitner, J. C.1965cWhat's new in Old Mexico: Lapidary Journal, v. 19, no. 3, p. 336-348.
3762Zeitner, J. C.1966aHow to find more agates and gems: Lapidary Journal, v. 20, no. 1, p. 244-245. General, Field trip.
3763Zeitner, J. C.1966bState rocks and minerals: Lapidary Journal, v. 20, no. 6, p. 764-773.
3764Zeitner, J. C.1967aCollecting in the High Country: Lapidary Journal, v. 20, no. 2, p. 338-345. Blue Forest, Eden Valley, Wyoming. Colorado Localities.
3765Zeitner, J. C.1967bWhen geodes are gems: Lapidary Journal, v. 20, no. 12, p. 1393-1403, 1412.
3766Zeitner, J. C.1967cTexas Palm Today: Lapidary Journal, v. 21, no. 3, p. 430-437, 440.
3767Zeitner, J. C.1968aPan-American Agates: Lapidary Journal, v. 21, no. 10, p. 1212-1226, 1230. Dugway geodes, Cape May, New Jersey, Carnelian Brook, Sterling, New Jersey; Danbury, North Carolina; Wilkes, Madison counties, North Carolina. Savannah River, Paint Rock, Alabama; Poison Creek, Idaho, Bagdad, Agate, Utah; Cedar Breaks Agate, red and yel, Utah?; Elephant Butte, Apache Creek, New Mexico, Nipomo, Horse Canyon California.
3768Zeitner, J. C.1968bA rose by any other name: Lapidary Journal, v. 21, no. 12, 1498-1506.
3769Zeitner, J. C.1968cThe gemstone blues: Lapidary Journal, v. 22, no. 4, p. 516, 520-523, 540-541. Chrysocolla
3770Zeitner, J. C.1968dGem fossils of the South Dakota Badlands: Lapidary Journal, v. 22, no. 7, p. 922-929
3771Zeitner, J. C.1968eAgates and gems of Rhodesia: Lapidary Journal, v. 22, no. 7 p. 960-966 Bembezwane; Macaroni Agate (=stalks, tubes), Glenaroch Road; Lake Cariba; Featherstone, blue and lilac + white; Endledoorn, blue and lilac + white; Gowke, Gwelo, Redcliff
3772Zeitner, J. C.1968fThe agatized coral of West Virginia: Lapidary Journal, v. 22, no. 8, p. 988-1002.
3773Zeitner, J. C.1968gRockhounding in Mississippi: Lapidary Journal, v. 22, no. 9, p. 1246, 1251. Whiskey wood, Mississippi agate.
3774Zeitner, J. C.1968hAppalachian mineral & gem trails: Lapidary Journal, San Diego, California, 134 p.
3775Zeitner, J. C.1969aGems of green: Lapidary Journal,v. 22, no. 10, p. 1310-1319.
3776Zeitner, J. C.1969bThe sunshine gem: Lapidary Journal, v. 22, no. 11, p. 1384-1394. General.
3777Zeitner, J. C.1969cBlack also can be beautiful: Lapidary Journal, v. 23, no. 1, p.4-16.
3778Zeitner, J. C.1969dChalcedony Icicles: Lapidary Journal, v. 23, no. 2, p. 342-347. Cf. Brad's long agate. Spike amygdules of Cohen.
3779Zeitner, J. C.1969eThe opaque white minerals and gems: Lapidary Journal, v. 23, no. 4, p. 586-596. General.
3780Zeitner, J. C.1969fLament for Laguna: Lapidary Journal, v.23, no. 6, p. 788-798
3781Zeitner, J. C.1970aFeathers, flakes, and fans, part I: Lapidary Journal, v. 23, no. 11, p. 1506-1514.
3782Zeitner, J. C.1970bFeathers, flakes, and fans, Part II: Lapidary Journal, v. 23 no. 12, p. 1580, 1582, 1584, 1586, 1588, 1590, 1592, 1613.
3783Zeitner, J. C.1970cFeathers, flakes, and fans, Part III: Lapidary Journal, v. 24, no. 1, p. 4-16.
3784Zeitner, J. C.1970dA Minnesota convention vacation: Lapidary Journal, v. 24, no.3, p. 486 Lake Superior Agate.
3785Zeitner, J. C.1970eWest Virginia Mountain Trails: Lapidary Journal,v. 24, no. 6, p. 780-792. Flint, petrified wood.
3786Zeitner, J. C.1970fWinter field trips: Lapidary Journal, v. 24, no. 9, p. 1164-1178. Texas, New Mexico.
3787Zeitner, J. C.1971aPrecious opal from Nevada: Lapidary Journal, v. 24, no. 12, p. 1534, 1536,1538-1542.
3788Zeitner, J. C.1971bMinerals from New Mexico's mines: Earth Science, v. 24, no. 6, p. 286-289. Deming thunder eggs.
3789Zeitner, J. C.1971c?South Dakota: Earth Science Publishing Company, Box 550, Downers Grove, Ill., 60515. No further details, not seen.
3790Zeitner, J. C.1971dSpring in the southwest: Lapidary Journal, v. 25, no. 1, p. 4-22, Apache Creek, Eagle, Cook's Ranch, New Mexico; Texas plume, bouquet agate.
3791Zeitner, J. C.1971eFee collecting and guides: Lapidary Journal, v. 25, no. 3, p. 466-478.
3792Zeitner, J. C.1971fWiggin's Fork, then and now: Lapidary Journal, v. 25, no. 8, p. 1100-1105.
3793Zeitner, J. C.1971gRemembering: Part one of a two part series: Lapidary Journal, v. 25, no. 9, p. 1246-1256.
3794Zeitner, J. C.1972aA Texas Gravel Pile: Lapidary Journal, v. 26, no. 7, p. 980-988.
3795Zeitner, J. C.1972bPetrified Wood Collages: Lapidary Journal,v. 26, no. 9, p. 1278-1282, 1300-1302. H. & H. Kenfield.
3796Zeitner, J. C.1972cSouthwest mineral & gem trails: Lapidary Journal, San Diego, California. 146 p.
3797Zeitner, J. C.1973aTo the Smithsonian from the AFMS, Part I: Lapidary Journal, v.26, no. 12, p. 1676-1688.
3798Zeitner, J. C.1973bTo the Smithsonian from the AFMS, Part II: Lapidary Journal, v.27, no. 1, p. 98-112
3799Zeitner, J. C.1973cTo the Smithsonian from the AFMS, Part III: Lapidary Journal, v.27, no. 2, p. 324-334
3800Zeitner, J. C.1973dTo the Smithsonian from the AFMS, Part IV: Lapidary Journal, v.27, no. 3, p. 484-498 Keswick Agate, Iowa; Ohio Flint, Wyoming Green Moss, Tennessee Agate, Bruneau Jasper.
3801Zeitner, J. C.1973eFacts about Fairburns: Lapidary Journal, v. 17, no. 5, p. 752-755, 772-777. Color illustrations, George Sherrill.
3802Zeitner, J. C.1973fFortification Agates: Lapidary Journal, v. 27, no. 6, p. 868-870, 872, 874, 876, 878. General.
3803Zeitner, J. C.1973gMidcontinent petrified wood: Lapidary Journal, v. 27, no. 7, p. 1060-1069. General.
3804Zeitner, J. C.1974aWonderful west Texas: Lapidary Journal, v. 27, no. 10, p. 1534-1542. Marfa Plume; Presidio County Bouquet Agate, cf. Marfa plume, except whites.
3805Zeitner, J. C.1974bConverging on Nebraska: Lapidary Journal, v. 28, no. 2, p. 348-358. Color illustrations, Nebraska materials.
3806Zeitner, J. C.1974cQuartz Gems, the lapidary favourite: Lapidary Journal, v. 28, no. 4, p. 612-622.
3807Zeitner, J. C.1974dMaking the most of each gem: Lapidary Journal, v. 28, no.7, p.1048-1058 Lapidary tips.
3808Zeitner, J. C.1975aField trip vignettes: Lapidary Journal, v. 28, no. 12, p. 1816-1820, 1840-1843
3809Zeitner, J. C.1975bGems along the border: Lapidary Journal, v. 29, no. 1, p. 160-169 General, Field
3810Zeitner, J. C.1975cStory of a young lapidary from Texas: Lapidary Journal, v. 29, no. 4, p. 841-845 Brad Cross.
3811Zeitner, J. C.1976aState Stones: a bicentennial report: Lapidary Journal, v. 29, no. 11, p. 1972-1984, 2012-2016. General, Tables.
3812Zeitner, J. C.1976bThe Southwest: a mineral rich land: Lapidary Journal, v. 30, no. 1, p. 50-54, 59-62. General, colored illustrations.
3813Zeitner, J. C.1976cThe minerals that made the west: Lapidary Journal, v. 30, no. 1, p. 130-146, General
3814Zeitner, J. C.1976dThe gem heritage of the south: Lapidary Journal, v. 30, no. 4, p. 962-970. Tampa Bay Coral, Louisiana Agate, Savanna River Agate.
3815Zeitner, J. C.1976eAgates: Lapidary Journal, v. 30, no. 5, p. 1124 - 1134.
3816Zeitner, J. C.1976fThe field gem collectors best hope: Lapidary Journal, v. 30, no. 7, p. 1708-1716.
3817Zeitner, J. C.1976gWestern United States Fee Areas---Part II: Lapidary Journal, v. 30, no. 9, p. 2028-2040, 2074, 2076
3818Zeitner, J. C.1976hThose wonderful patterns: Lapidary Journal, v. 30, no. 10, p. 2252-2264 General
3819Zeitner, J. C.1977aAgates round the world: Lapidary Journal, v. 30, no. 12, p. 2668-2682 General, historic
3820Zeitner, J. C.1977bOur American Gems: Lapidary Journal, v. 31, no. 2, p. 468-478 General.
3821Zeitner, J. C.1977cSome different American gems: Lapidary Journal, v. 31, no. 3, p. 676-688.
3822Zeitner, J. C.1977dColorful chalcedony in America: Lapidary Journal, v. 31, no. 4, p.1026-1032 general
3823Zeitner, J. C.1977eStone arts in early America: Lapidary Journal, v. 31, no. 5, p. 1212-1217 Historical, archeological
3824Zeitner, J. C.1978aLapidary material in the Midwest: Lapidary Journal, v. 31, no. 10, p. 2100-2110 Color illustrations: Nebraska Blue Agate, Fairburn Agate, Ohio Gem Flint, Lake Superior Agate, Iowa Silici-fied Coral, Deuel County, Nebraska Wood, Sunglow Agate, Jasper; conglomerate, cycad of South Dakota.
3825Zeitner, J. C.1978bThe lapidary arts today: Lapidary Journal, v. 32, no. 1, p. 4-12, 26-32. Illusrated: color Priday Plume Agate.
3826Zeitner, J. C.1978cFired up on agates: Lapidary Journal, v. 32, no.4, p. 992-993. Kofa fire agate
3827Zeitner, J. C.1979aGems of Brazil: Lapidary Journal, v. 33, no. 1, p. 142-155.General
3828Zeitner, J. C.1979bTampa and Florida, gems and more: Lapidary Journal, v. 33, no. 2, p. 468, 488-496.
3829Zeitner, J. C.1979cThe opal of Queretaro: Lapidary Journal, v. 33, no. 4, p. 868-880.
3830Zeitner, J. C.1979dA thunderegg review: Lapidary Journal, v. 33, no. 6, p 1260-1272. Priday, Buchanan, Lucky Strike, Valley View, Whistler Springs, Stein's Pillar, White Rock Springs, Whiter Fir Springs, Ironside, Crowley Dry Creek, Ochoco, Oregon.
3831Zeitner, J. C.1979eGeology for lapidaries-sedimentary rocks: Lapidary Journal, v. 33, no. 7, p. 1476-1488.
3832Zeitner, J. C.1981aState stones, fifteen years of progress, Part I: Lapidary Journal, v. 34, no. 10, p. 2164-2174
3833Zeitner, J. C.1981bState stones, fifteen years of progress, Part II: Lapidary Journal, v. 34, no. 11, p. 2588-2598.
3834Zeitner, J. C.1981cState stones, fifteen years of progress, Part III: Lapidary Journal, v. 34, no. 12, p. 2588-2598.
3835Zeitner, J. C.1981dNova Scotia's Official Gem and Mineral: Lapidary Journal, v. 35, no. 2, p. 424-426. Agate, Bay of Fundy.
3836Zeitner, J. C.1981eField trip tips: Lapidary Journal, v. 35, no. 3, p. 634-638. Color illustrations, Deuel County Nebraska, wood; Flint Ridge Flint, Fairburn Agates.
3837Zeitner, J. C.1982aCollecting strange structures: Lapidary Journal, v. 35, no. 10, p. 1980-1982, 1986-1993, 2020-2022.
3838Zeitner, J. C.1982bThe southwest in winter: Lapidary Journal, v. 35, no. 10, p. 2088-2095. Burro Creek Pastellite, + more.
3839Zeitner, J. C.1982cSouth Dakota's Museum of Geology: Lapidary Journal, v. 36, no. 3, p. 628-636.
3840Zeitner, J. C.1982dWhy agate is the favourite: Lapidary Journal, v. 36, no. 5, p. 842-847, 850. Color illustrations Apache, Nipomo, Priday Plume, Fairburn, Carey, Sagenite Hill.
3841Zeitner, J. C.1983Iron in gems: Lapidary Journal, v. 37, no. 5, p. 684-692. Fe+ as chromatophore.
3842Zeitner, J. C.1984aHand engraved jewelry. A master tells us how to do it: Lapidary Journal, v. 37, no. 12, p. 1710-1718.
3843Zeitner, J. C.1984bCollect emeralds, diamonds, rubies, and more for a fee, Part I: Lapidary Journal, v. 38, no. 1, p. 62-77. Note: series name changes in Pts. II and III.
3844Zeitner, J. C.1984cFee basis collecting in the mountain west: Lapidary Journal, v. 38, no. 2, p. 268-280. Woodward Ranch, Rio Grande Agate, etc, field trip.
3845Zeitner, J. C.1984dFee basis collecting in the mountain west: Lapidary Journal, v. 38, no. 3, p. 396-411
3846Zeitner, J. C.1984eThe state stone 1984 update, Part I: Lapidary Journal, v. 38, no. 4, p. 524-535.
3847Zeitner, J. C.1984fThe state stone 1984 update, Part II: Lapidary Journal, v. 38, no. 5, p. 644-656.
3848Zeitner, J. C.1984gSome unusual American Quartzes: Lapidary Journal, v. 38, no. 6, p. 776-782. Mexican Agate, Owyhee picture jaspers.
3849Zeitner, J. C.1985aGem Chrysocolla: Lapidary Journal, v. 38, no. 6, p. 28-33.
3850Zeitner, J. C.1985bGems named for their colors: Lapidary Journal, v. 38, no. 11, p. 1392-1398.
3851Zeitner, J. C.1985cNative Lapidary Materials: Lapidary Journal, v 39, no. 1, p. 26, 28, 30, 32, 34. Fairburns, Ohio Flint, Mozarkite.
3852Zeitner, J. C.1985dSouth Dakota: Land of field trips: Lapidary Journal, v. 39, no. 2, p. 248-253, 262-269. Fairburns, Black and White Agate, color illustrations.
3853Zeitner, J. C.1985eMerry Christmas Gems: Lapidary Journal, v. 39, no. 9, p. 19-24. Red and green jaspers, agates.
3854Zeitner, J. C.1986Quartz, the lapidary favorite: Lapidary Journal, v. 39, no. 11, p. 26-32. General.
3855Zeitner, J. C.1987The Mineral Bandwagon: Lapidary Journal, v. 42, no. 1, p. 52-56. Ohio Flint colored illustration.
3856Zeitner, J. C.1988aRoyal Cycads: Lapidary Journal, v. 42, no. 4, p. 35-40.
3857Zeitner, J. C.1988bLouisiana's Agatized Palm: Lapidary Journal, v. 42, no. 4, p. 43-49.
3858Zeitner, J. C.1988cAmerican Classics: Lapidary Journal, v. 42, ho. 7, p. 36-44. Fairburn, Carey Plume, Platte River Wood.
3859Zeitner, J. C.1988dReader's Choice: Lapidary Journal, v. 42, no. 7, p. 69-72. Survey of most popular named agates.
3860Zeitner, J. C.1989aMidwest gem, fossil, and mineral trails: Prairie States. Gem Guides Book Company, Pico Rivera, California, 110 p.
3861Zeitner, J. C.1989aBurro Creek Arizona: Lapidary Journal, v. 42, no. 10, p. 51, 54, 56. Pastelite, Agate.
3862Zeitner, J. C.1989bGreat Lakes, Great Trips: Lapidary Jounral, v. 43, no. 1, p. 58-64. Ohio Flint, Lake Superior Agates.
3863Zeitner, J. C.1989bReaders' choice: Lapidary Journal, v. 43, no. 1, p. 90-92. Survey results, most popular agate (= Fairburn).
3864Zeitner, J. C.1990aElysian Fields: Lapidary Journal, v. 44, no. 1, p. 44-50. Field Trips, Texas, Nebraska, Montana, Wyoming, North Dakota.
3865Zeitner, J. C.1990bComposite Carvings: Lapidary Journal, v. 44, no. 7, p. 43-46. Lapidary projects.
3866Zeitner, J. C.1990cQuartz Inclusions for Lapidaries: Lapidary Journal, v. 44, no. 9, p. 30-36. Sagenite, plumes, etc., as lapidary objects.
3867Zeitner, J. C.1991Lapidary Fossils: Lapidary Journal, v. 45, no. 6, p. 77-90. Turitella agate, WY; palm wood, TX; red horn coral, UT.
3868Zeitner, J. C.1992aCrystalline Creations: Lapidary Journal, v. 46, no. 1, p. 60-66. Agate carvings.
3869Zeitner, J. C.1992bUncommonly Good: Lapidary Journal, v. 46, no. 3, p. 52-58. San Patricio Opal, Peru.
3870Zeitner, J. C.1992cPatterns and Puzzles: Lapidary Journal, v. 46, no. 4, p. 41-44. Agate origins, inclusions.
3871Zeitner, J. C.1992dPetrified: Lapidary Journal, v. 46, no. 6, p. 36-39. Agatized wood.
3872Zeitner, J. C.1992eGlad to have the blues: Lapidary Journal, v. 46, no. 9, p. 42-47. Chrysocolla.
3873Zeitner, J. C.1999Why I love agate: Metal Stone & Glass, v. 2, no. 4, issue 8, p. 20, 21.
3874Zeitner, J. C., and Bernhardt, V.1979An important new opal carving: Lapidary Journal, v.33, no. 9, p. 2324. Lap proj.
3875Zeitner, J. C., and Millson, H. E.1979aAnother look at agates, Part I: Lapidary Journal, v. 33, no. 2, p. 478-486. Color illustrations: Laguna, Woodward Ranch, Brazilian, Moctezuma agates.
3876Zeitner, J. C., and Millson, H. E.1979bAnother look at agates, Part II: Lapidary Journal, v. 33, no. 3, p. 678-684.Color illustrations: west Texas Plume, Brazilian agates.
3877Zezulka, J., editor1990Vyskyty drahych a ozdovnych Kanenu Czechoslovenska [Occurrences of gemstones and ornamental stones of Czechoslovakia]: Cesky Geologicky Vstau, Prague, Czech Republic, Geologic Map, 1:500,000
3878Zhdanov, G. Sh., Yosupov, S. Sh., and Karpov, V. D.1997Oblitsovochnyye podelochnyye kamni respubliiki Bashkortostan. [Building and dimension stone resources in Republic of Bashkortostan]: Otechestvennaya Geologiya 1997 (7), p. 47-48.
3879Zhou Shuli, Zhang Liangju and Zheng Zhizhi2000Identification of ancient Chinese jadeward and its texture: Giulin Gong, Xueyuan Xuebao = Journal Guilin Institute of Technology, 20, no. 4, p. 356-359.
3880Ziegler, V.1914The minerals of the Black Hills, South Dakota: South Dakota School of Mines Bulletin 10, 250 p. (Not seen).
3881Zirkl, E. J.1962Neues uber den Basalt von Kollnitz im Lavanthal, Karntem: Tschermaks Mineral-ogische Petrografisches Mitteilungen, v. 3, no. 8, p. 96-139. (Not seen).
3882Zodac, P.1930Editor. Special Maine number: Rocks and Minerals, v. 5, no. 2, (Not seen).
3883Zodac, P.1933Editor Special opal number: Rocks and Minerals, v. 8, no. 1, (Not seen).
3884Zodac, P.1936Some observations on fluorescence and phosphorescence: Rocks and Minerals, v. 11, no. 5, p. 68-72.
3885Zodac, P.1936aAgate - some facts and uses: Rocks and Minerals, v. 11, no. 9, p. 137-138.
3886Zodac, P.1936bAgates along the Atlantic Coast: Rocks and Minerals, v. 11, no. 9, p. 182-188.
3887Zodac, P.1936Editor Rocks and Minerals. Special agate number, v. 11, no. 9, p. 190-192.
3888Zodac, P.1936cAgate Glossary: Rocks and Minerals, v. 11, no. 9, p. 190-192.
3889Zodac, P.1936dAgate Bibliography: Rocks and Minerals, v. 11, no. 9, p. 197-200.
3890Zodac, P.1937Inclusions in rock crystal: Rocks and Minerals, v. 12, no. 2, p. 44-48.
3891Zodac, P.1940A chert locality in Alabama: Rocks and Minerals, v. 15, no. 3, p. 89.
3892Zodac, P.1944Dyes serpentine quarry near Delight, Maryland: Rocks and Minerals, v. 19, no. 5,p. 148.
3893Zodac, P.1944A trip to Great Notch, N. J. Rocks and Minerals, v. 19, no. 10, p. 306-309.
3894Zodac, P.1947A chert occurrence near Berne, New York. Rocks and Minerals, v. 22, no. 8, p. 709.
3895Zodac, P.1945Jaspers in southern New Jersey: Rocks and Minerals, v. 20, no. 10, p. 470. 3.5N Woodston, 2S Burlington.
3896Zodac, P.1950New Jersey Brook, a carnelian locality: Rocks and Minerals, v. 25, nos. 9-10, p. 481-483.
3897Zodac, P.1959Opal pseudo after asbestos from Arizona: Rocks and Minerals, v. 34, no. 3,4, p. 129
3898Zollars, H.1953Tips on Rock Importations from Mexico: Lapidary Journal, v. 7, no. 2, p. 116, 118.
3899Zsigsmondy, R.1927Kolloidchemie: Bd. 2, 5. Aufl., Leipzig. (Not seen).
3900Zyprian, H.1992Die Mikroeinshclusse in Karneol, Ostthuringens [Micro-inclusions in chalcedony of eastern Thuringia]: Fundgrube, v. 28, no. 1, p. 27-28.
3901Zyprian, H.1994Mikro-Achate aus Ost-Thuringen. [Micro-agates from east Thuringia]: Mineralien Welt, v. 5, no. 3, p. 44-46.
3902Zuwash, M.1996Mineralogy in Ancient Iran, Volumes 1 & 2: Institute for Humanities and Cultural Studies, Tehran, 1996, 633 p. (In Farsi).