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Christopher L. Johnston, Mickey E. Gunter, and Charles R. Knowles (1991) Sunstone Labradorite from the Ponderosa Mine, Oregon. Gems And Gemology Winter 220-233

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Year1991
Original EntryChristopher L. Johnston, Mickey E. Gunter, and Charles R. Knowles (1991) Sunstone Labradorite from the Ponderosa Mine, Oregon. Gems And Gemology Winter 220-233
Mindat Ref. ID15969478Long-form Identifiermindat:1:5:15969478:9
GUID0
Full ReferenceChristopher L. Johnston, Mickey E. Gunter, and Charles R. Knowles (1991) Sunstone Labradorite from the Ponderosa Mine, Oregon. Gems And Gemology Winter 220-233
Plain TextChristopher L. Johnston, Mickey E. Gunter, and Charles R. Knowles (1991) Sunstone Labradorite from the Ponderosa Mine, Oregon. Gems And Gemology Winter 220-233

Map of Localities

Locality Pages

LocalityCitation Details
Ponderosa Sunstones Mine (Pinkie Nos. 1-4 Claims), Harney County, Oregon, USA
White Horse Ranch, Harney County, Oregon, USA

Mineral Occurrences

LocalityMineral(s)
Ponderosa Sunstones Mine (Pinkie Nos. 1-4 Claims), Harney County, Oregon, USAβ“˜ Anorthite, β“˜ Chalcedony, β“˜ Fayalite-Forsterite Series, β“˜ Feldspar Group, β“˜ Ilmenite, β“˜ Labradorite, β“˜ Magnetite, β“˜ Native Copper, β“˜ Oregon Sunstone, β“˜ Quartz, β“˜ Spinel, β“˜ Sunstone, β“˜ Wad
White Horse Ranch, Harney County, Oregon, USAβ“˜ Anorthite, β“˜ Feldspar Group, β“˜ Labradorite, β“˜ Oregon Sunstone, β“˜ Sunstone
Dust Devil Mine, Plush, Lake County, Oregon, USAβ“˜ Anorthite, β“˜ Feldspar Group, β“˜ Labradorite, β“˜ Oregon Sunstone, Sunstone

See Also

These are possibly similar items as determined by title/reference text matching only.

Johnston, Christopher L., Mickey E. Gunter, and Charles R. Knowles (1991) Sunstone Labradorite from the Ponderosa Mine, Oregon. Gems and Gemology: Winter: 220-233.
Johnston, Christopher L., Gunter, Mickey E., Knowles, Charles R. (1991) Sunstone Labradorite from the Ponderosa Mine, Oregon. Gems & Gemology, 27 (4) 220-233 doi:10.5741/gems.27.4.220
Pay, Duncan, Weldon, Robert, McClure, Shane, Schumacher, Kevin (2013) Three Occurrences of Oregon Sunstone. Gems & Gemology, 49 (3) doi:10.5741/gems.49.3.162
Gunter, Mickey E., Johnson, Neil E., Knowles, Charles R., Solie, Diana N. (1993) Optical, X-ray, and chemical analysis of four eudialytes from Alaska. Mineralogical Magazine, 57 (389) 743-746 doi:10.1180/minmag.1993.057.389.21
Jin, Shiyun, Palke, Aaron C., Renfro, Nathan D., Sun, Ziyin (2023) Special Colors and Optical Effects of Oregon Sunstone: Absorption, Scattering, Pleochroism, and Color Zoning. Gems & Gemology, 59 (3) 298-322 doi:10.5741/gems.59.3.298
Gunter, Mickey E., Armbruster, Thomas, Kohler, Thomas, Knowles, Charles R. (1994) Crystal structure and optical properties of Na and Pb-exchanged heulandite-group zeolites. American Mineralogist, 79 (7-8) 675-682
(2009) Gems & Gemology Challenge Winners. Gems & Gemology, 45 (3) 233 doi:10.5741/gems.45.3.233
Armbruster, Thomas, Gunter, Mickey E. (1991) Stepwise dehydration of heulandite-clinoptilolite from Succor Creek, Oregon, U.S.A.: A single-crystal X-ray study at 100 K. American Mineralogist, 76 (11-12) 1872-1883
Gems & Gemology, winter 2001, 329.
Smith, Kevin Lane (1988) Opals From Opal Butte, Oregon. Gems & Gemology, 24 (4) 229-236 doi:10.5741/gems.24.4.229
Smith, Kevin Lane (1988) Opals from Opal Butte, Oregon. Gems & Gemology, 24 (4). 229-236
 
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