- Huanzala fluorite.
In the Peruvian update (May-June), Jaroslav Hyrsl wrote that there have been no new finds of pink octahedral fluorite from Huanzala. However, during my trip to Peru in May of 2002 I purchased a pink, modified cube of fluorite on ......
- Chumar Bakhoor fluorite.
In August 1999, at the Seven Brothers House, Askordas, Nagar, Pakistan, I had the opportunity to see and buy pink fluorite specimens from Chumar Bakhoor of similar quality to those in the recent article by Roberto Appiani (vol. 38, no....
- New Jersey Shows 1999.
During the last nine months (December-August 1999) I have traveled to mineral shows in Maryland, Long Island (New York), Delaware, Pennsylvania and New Jersey. With the exception of the New Jersey Earth Science Show in April, all were typically small, ......
- Khaidarkanite.
[Cu.sub.4][A1.sub.3][(OH).sub.14][F.sub.3]*2[H.sub.2]O Locality: The Khaidarkan antimony-mercury deposit near Khaidarkan, northern slope of the Alai Range, Fergana Valley, Kyrgyzstan. Occurrence: Associated minerals are: calcite, quartz, barite, fluorite, malachite, cuprian allophane, conichalcite, chrysocolla and A1-F fluorohydroxide. General appearance: Needle-like crystals (up to 3 ......
- IX. Friends of Mineralogy, Mineralogical Society of America and Tucson Gem and Mineral Society Mineralogical Symposia.
Dates, Topics and Chairmen: 1974 - Feb. 10-11 "Mineralogy and Paragenesis of Porphyry Copper Deposits and Nomenclature, Terminology and Systematics" (Chairman: Joel Arem) 1975 No Symposium 1976 - Feb. 15-17 "Crystal Chemistry and Paragenesis of Gem Minerals" (Chairmen: Paul Moore ......
- Korobitsynite.
[Na.sub.3][(Ti,Nb).sub.2][[Si.sub.4][O.sub.12]][(OH,O).sub.2]3-4[H.su b.2]O Locality: (1) Mount Alluaiv and (2) Mount Karnasurt, Lovozero alkaline massif, Kola Peninsula, Russia. Occurrence: In high-alkaline hydrothermalites. Associated minerals are: (1) aegirine, albite, elpidite, epididymite, lorenzenite, quartz, shortite, sidorenkite, natroxalate, leifite, rhodochrosite, tainiolite, pyrrhotite, sphalerite, galena, thermonatrite, ......
- 8. The Ed McDole memorial trophy.
"Montana Mineral King, A Legend in His, Own time." These are the words on Ed McDole's tombstone in Silverton, Colorado where he died May 21, 1970. Ed was born in Goodman, Wisconsin in 1912. Some say he ran away from ......
- Occurrence of barian celestine at the Elmwood zinc deposit, Smith County, Tennessee.
Rare specimens of a fibrous white mineral from the Elmwood zinc orebodies previously believed to be anglesite have been shown both by X-ray diffraction and atomic absorption analysis to be barian celestine. Physical evidence strongly suggests that the occurrence of ......
- Delaware Show 2000.
[March 4] The Delaware Show is held in Claymont, Delaware, each year. This year Broken Back Minerals of Newark was disbursing a collection of Pennsylvania minerals from classic locations; they had a good selection of almandine crystals to 2 cm ......
- Chalcocite and associated minerals from the Flambeau mine, Ladysmith, Wisconsin.
When the Flambeau copper mine opened near Ladysmith. Wisconsin in 1993 no one would have guessed that it was destined to become a world-class mineral locality. The orebody was similar in origin to other volcanogenic sulfide deposits in the Canadian ......
- Fluorannite: Monoclinic. (Abstracts of new mineral descriptions).
[KFe.sup.2+.sub.3][AlSi.sub.3][O.sub.10][F.sub.2] Locality: The western suburb of Suzhou City, about 80 km west of Shanghai, People's Republic of China. Occurrence: In the Huangshan granite. Associated minerals are: quartz, hafnian zircon, tantalite-columbite, fluorite and magnetite. General appearance: Euhedral to subhedral grains and ......
- Ralph Clark. (Collector Profile).
Interested in building a "small" collection of large significance? Look no farther for a role model than Ralph Clark, a thumbnail collector from Denver, Colorado. His amazing accumulation of little jewel-like one-inch specimens shows connoisseurs hip in aesthetics, science and ......
- The Quiruvilca District.
Santiago de Chuco Province La Libertad Department LOCATION The Quiruvilca District is located 80 km east of Trujillo at the head of the Moche River Valley. The elevations of the various workings in the district vary between 3,800 and 4,000 ......
- The Picos de Europa lead-zinc deposits, Spain.
Since the 1860's superb specimens of sphalerite, perhaps the finest in the world, have been found in the lead-zinc deposits of the Picos de Europa Mountains, especially at the Aliva mines. Unfortunately the closing of the last mines in 1990 ......
- Adamsite-(Y): Triclinic. (Abstracts of new mineral descriptions).
NaY[([C0.sub.3]).sub.2].6[H.sub.2]O Locality: Poudrette Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada. Occurrence: A late-stage, low-temperature hydrothermal phase in cavities in a large alkaline pegmatite dike. Associated minerals are: aegirine, albite, analcime, ancylite-(Ce), calcite, catapleiite, dawsonite, donnayite-(Y), elpidite, epididymite, eudialyte, eudidymite, fluorite, ......