Golden horn batholith
WebGolden Horn batholilh, Washington One-feldspar biotite granite of the Golden Horn batholith has mesoperthite mantled by albite which may be enclosed in an outer mesoperthite zone. The albite mantle is anhedral or rarely subhedral and may have albite twinning. Albite mantle and adjacent string or patch-type exsolutions are optically parallel. Webthe Golden Horn Batholith, Washington - Mineralogical Society of ... EN English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian …
Golden horn batholith
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WebFor sale is a rare pale pink zektzerite from the Golden Horn Batholith at Washington Pass, Okanogan County, Washington. This is a partially terminated crystal with sharp faces and black arfvedsonite inclusions. The crystal exhibits a white zoned rim and a transparent to translucent pinkish interior. I have included a photo of short wave UV ... WebMeter-scale granodioritic enclaves (dark rock) within the Golden Horn batholith. The enclaves represent hotter, less evolved magma that intruded into a crystal-rich granitic magma and cooled quickly. If you look closely you can see crystals that were entrained in the enclaves during intrusion.
http://webmineral.com/data/Zektzerite.shtml WebJul 26, 2013 · The Golden Horn Batholith plugged the Ross Lake Fault Zone, a strike-slip and oblique-slip fault zone that was active along the eastern margin of the North …
WebWashington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA Field of View: 7.48 mm A double terminated, 3,5x2,7 mm zektzerite crystal on matrix from North Cascade, Higway 20, Washington Pass, Okanogan Co, Washington, USA. The history of this specimen is known: It was collected by Bart Cannon in the early days just as the North … WebA black arfvedsonite crystal with white microcline was found in a miarolitic cavity in a granite boulder below the road at mile post 166 along Highway 20, in the Golden Horn Batholith, at Washington Pass, Okanogan County, Washington. Specimen was collected by Randy Becker in 1991. The specimen is in the collection of Randy Becker No. RB344 ...
WebBoiocchi M , Callegari A , Ottolini L , Maras A , American Mineralogist , 89 (2004) p.1540-1545, The chemistry and crystal structure of okanoganite-(Y) and, comparison with vicanite-(Ce), Sample: Golden Horn batholith near Washington Pass, Okanogan County
http://www.minsocam.org/ammin/AM65/AM65_1138.pdf shortcut for n in laptopWebGolden Horn Batholith, WA. I have an ongoing project documenting the history of the Eocene Golden Horn batholith in Washington's North Cascades with Bob Miller (San … sandy township ohio zoning mapWebthe area near mine has been intruded by golden horn batholith and also contains felsite, aplite, and andesitic dikes as much as 20 feet wide. Materials Minerals or other materials present in the mine. shortcut for next line in wordWebMar 31, 2005 · The Golden Horn Batholith is a highly evolved alkaline (sodium-rich) granite that hosts a suite of rare minerals. About 50 million years ago, the magma that formed the batholith cooled and the rock … sandy township pa ordinancesWebOKANOGAN-COUNTY Golden-Horn-Batholith Tunk-Creek sandy township paWebthe Golden Horn Batholith represent both the calcic and alkali amphibole groups. A gradation in the hornblende-ferrohastingsite solid solution series developed as, with … sandy town river cruises st georgeWebalkaline arfvedsonite granite phase of the Golden Horn batholith, which crops out as an approxinately horizontal zone between 1800 and 240o m in eleva-tion in the southeastern part of the batholith. I first found the mineral as only a few small crystals (less than ten mg) in two cavities in September, 1976. sandy township pa map