Some pegmatite deposits in southeastern Alaska
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Some pegmatite deposits in southeastern Alaska

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Published by U.S. G.P.O. in Washington .
Written in English

Subjects:

  • Pegmatites -- Alaska -- Baranof Island.,
  • Mines and mineral resources -- Alaska -- Baranof Island.,
  • Geology -- Alaska -- Baranof Island.,
  • Intrusions (Geology) -- Alaska -- Baranof Island.

Book details:

Edition Notes

Includes bibliographical references (p. 161).

Statementby C. L. Sainsbury.
SeriesMineral resources of Alaska, Geological Survey bulletin -- 1024-G
The Physical Object
Paginationiv, 141-161 p., [1] leaf of plates :
Number of Pages161
ID Numbers
Open LibraryOL22974424M

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Some pegmatite deposits in southeastern Alaska (OCoLC) Material Type: Government publication, National government publication: Document Type: Book: All Authors / Contributors: C L Sainsbury; Geological Survey (U.S.). Get this from a library! Some pegmatite deposits in southeastern Alaska. [C L Sainsbury; Geological Survey (U.S.),]. Geology of Southeast Alaska: Rock and Ice in Motion - Kindle edition by Stowell, Harold. Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Geology of Southeast Alaska: Rock and Ice in s: 6. MINING IN SOUTHEASTERN ALASKA. By CHARLES W. WEIGHT. INTRODUCTION. The year has marked but little advance in the mining industry of southeastern Alaska as compared with previous years. At some of the gold mines in the Juneau district the Treadwell group and the Perseverance and Eagle River mines a substantial gain was.

emerged to revise some of the pegmatite classes and families (e.g., Č ern´ y & Kjellman , Č ern´ y ), and to take into account several new (or previously. The paper presents new geological, mineralogical, and isotope geochronological data for rare-metal pegmatites in the Kalba granitic batholith (Eastern Kazakhstan). Mineralization is especially abundant in the Central-Kalba ore district, where pegmatite bodies occur at the top of large granite plutons and at intersections of deep faults. The pegmatites contain several successive mineral. Alaska is a great gems and fossils state. Although Alaska has a harsh landscape and terrain, deep in their unbearable landscape, there are quite a number of rare but valuable and beautiful gemstones. Alaska is known for its garnets, jades, and fossils. Some of the top gems you can find in Alaska are: Jade Jade is Alaska's most important gem. Some are regular in form, whereas others are tapered or are marked by less systematic variations. Most of the crystals occur singly, but some others are grouped in irregular clusters, and many of those with prismatic or tabular habit form groups in which the individuals are parallel, radiating, or diversely oriented.

The mining industry grew rapidly in Alaska after the United States purchased the region from Russia in By , gold was being mined near Windham Bay and near Sitka, in southeastern Alaska. The first major hard-rock gold mining began at the Alaska-Juneau, Perseverance, and Treadwell mines near present-day Juneau following the discovery of. B G / Sainsbury, C. L. / SOME PEGMATITE DEPOSITS IN SOUTHEASTERN ALASKA, , 18 pages, 1 plate, 5 figs., 2 tables, $ 10 B H / Sainsbury, C. L. / A GEOCHEMICAL EXPLORATION FOR ANTIMONY IN SOUTHEASTERN ALASKA, , pb, pages - , 3 plates (2 in pocket), 3 figs., 3 tables, $ 8. Geological Survey bulletin E. Mineral resources of Alaska. Notes Title from title screen (viewed J ). Additional title page description: "A description of sulfide-bearing deposits in the southwestern part of Prince William Sound area." Includes bibliographical references (page ). Subject headings. St Turbidite deposits of southeast Alaska (Silurian) Sl Limestone, southeast Alaska (Silurian) Phb Volcanic rocks of the Halleck Formation and related rocks of southeast Alaska (early Permian) TKtsp Foliated tonalite sill and pegmatite, Coast plutonic complex of Brew and Morrell (b) (Tertiary.