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| THE HISTORI,C IRON MINES OF THE RAiMAPOS By ANDRE FONTAIN'E 69 Seven Lakes Drive, Sloatsburg, N. Y....10974 Located about thirty miles norruwest of New York City are the Ramapo Mountains. These mountains...Wars by supplying a share of the iron needed for armaments. mica, apatite, pyrite, pyrrhotite (magnetic... Magnetite crystals are found mostly at the edge of the veins and in the quartz and feldspars. The ore...Mountains and dip steeply to the southeast. The depth of the beds is so The Outs!anding Ore. Fo~nd i~ this |
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| Magnetite Deposits of the Sterling Lake, N. Y.Ringwood, N. J. Area By PRESTON E. HOTZ CONTRIBUTIONS...OFFICE', WASHINGTON : 1953 UNITED STATES DEPARTMENT OF THE INTERIOR Douglas McKay, Secretary GEOLOGICAL...Wrather, Director For sale by the Superintendent of Documents, U. S. Government Printing Office Washington..._____....--_._....-..___...___..... 170 Problem of the term "Pochuck" ._____-...___..-....._. Metamorphosed...quartz-oligoclase gneiss and hornblende granite. ,0rigin of the granitic rocks._-_-_.-----_-___---_____--_____ |
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| o1945 and \ • Official J ournal A Magazine for of the Mineralogists, Rocks and Minerals Geologists...Inches of assorted materials. Our customers tell the story. Mr. W. T. Baxter, famous author of Jewelry...have used." G. P. E11111er, l111porter and cutter of 908 Jacbo11 Str111, Or11• City, Ore9011 says, " Received...shows no wear at all. We are going to keep a record of the mileage." Art'■ G111t Shop, 218 N. 3rd Street...more 12" diameters. We cut 5000 Sq. Inches with one of the last 12" diameters." A. L Sparks, Lui~ Wy0111in1 |
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| West Paterson. N. J. 5—Garnet, var. Spessartite (orange-red), Haven Avenue nnd 179th Street. Manhattan... BULLETIN OF THE NEW YORK MINER.ALOGICAL CLUB Volume 3, No. 1. THE MINERALS of NEW YORK CITY and ITS...ITS ENVIRONS BY JAMES G. MANCHESTER NEW YORK PUBLISHED BY THE CLUB January, 1931 Copyright, 3931...AFFERTON PRESS NEW YORK I AUTHOR’S NOTE Since his boyhood days the author has been a student of the rocks...or more has spent many of his recreational hours collecting minerals in New York City and its environs |
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| a I The history of chrysoberyl discoveries helps document the growth of mineralogy as a science and...a handful and have yielded only minute quantities of gem-quality material. Chrysoberyl is probably not...review of its properties, geologic associations, and known localities will aid in the discovery of additional...Chrysoberyl's pro clivity to twin leads to an abundance of observed crystal forms. Mineral Varieties The name...his birthday. Alexandrite is a transparent variety of chrysoberyl that is typically green in natural light |
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| JEWELRY MINNESOTA Agates and Minerals R&G KIDS: APATITE HISTORIC DIAMONDS Replicas on Display SILVER...belt guard and motor mount that you attach to rear of unit. • 1/3 HP, 1725 RPM thermal protected ball bearing...1/4-20 right hand canvas polishing disc o 2 grams of 14000 diamond compound o Wheel wetter watering system...belt guard and motor mount that you attach to rear of unit. • 1/3 HP, 1725 RPM thermal protected ball bearing...1/4-20 right hand canvas polishing disc 00 o 2 grams of 14000 diamond compound o Wheel wetter watering system |
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| EMSTONES OF NEW HAMPSHIRE A variety of New Hampshire's beautiful gemstones are represented and private...States. JOHN J . BRADSHAW P. O. Box 7467 Nashua, New Hampshire 03060 Photographs by Tino Hammid except...S M A L L I N A R E A , New Hampshire has provided a considerable variety of fine and rare mineral specimens...outstanding gem material. This is largely true because of its pegmatites, which have long been meccas for the...only in the production of feldspar and mica but also in the discovery of a variety of gemstones. Beryl, quartz |
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| Prairie State, Illinois exhibits a length of 378 miles and a width of 210 miles, with its 56,000 sq. mi. sloping...more than 275 rivers, the state is bounded along ¾ of its circumference by navigable waters, primarily...along the northern borders, rising only to a altitude of 900 to 1,000 feet above sea level. Though well endowed...the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift of the Late Pleistocene Wisconsin...Wisconsin glaciation, the bluffs and detritus of the Ohio and Mississippi rivers, and in the southern Fluorspar |
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| Prairie State, Illinois exhibits a length of 378 miles and a width of 210 miles, with its 56,000 sq. mi. sloping...more than 275 rivers, the state is bounded along ¾ of its circumference by navigable waters, primarily...along the northern borders, rising only to a altitude of 900 to 1,000 feet above sea level. Though well endowed...the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift of the Late Pleistocene Wisconsin...Wisconsin glaciation, the bluffs and detritus of the Ohio and Mississippi rivers, and in the southern Fluorspar |
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| LYCKBERG This time our Collector Interview is with one of the best and most famous European collectors: Adalberto...has concentrated on large, if not huge, specimens of the highest possible quality. All collectors know...specimens, and specimenoriented mineralogists. Two-thirds of the subscribers are from the U.S. and Canada; one...Malmberget mine, Sweden. Benitoite Gem mine, USA Editors: Tomasz Praszkier (Poland) Scott Werschky (USA) GEOLOGY...GEOLOGY Northern Sweden has several of the world’s largest and richest magmatic Continiued on page 14 |
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| DEPARTMENT OF THE INTERIOR UNITED STATES GEOLOGICAL SURVEY GEORGE OTI8 SMITH, DIRECTOR BULLETIN 585...585 USEFUL MINERALS OF THE UNITED STATES COMPILED BY SAMUEL SANFORD AND RALPH W. STONE WASHINGTON...GOVERNMENT PRINTING OFFICE 1914 USEFUL MINERALS OF THE UNITED STATES. Compiled by SAMUEL SANFORD and...EDWARD W. PARKEH. The final chapters of two of the earlier volumes of the Geological Survey's annual report...Mineral Resources of the United States" (the volumes for 1882 and 1887) consist of lists of the useful minerals |
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| JOURNAL OF PETROLOGY VOLUME 49 NUMBER 8 PAGES 1473^1495 2008 doi:10.1093/petrology/egn034 Crystallization...Crystallization of Groundmass Spinel in Kimberlite P. L. ROEDER1* AND D. J. SCHULZE2 1 DEPARTMENT OF GEOLOGICAL...ONTARIO K7L 3N6, CANADA 2 DEPARTMENT OF GEOLOGY, UNIVERSITY OF TORONTO, ERINDALE COLLEGE, MISSISSAUGA...rocks have been analyzed and compared. The majority of the spinel analyses are classified as high-chromium...two significant stages of spinel growth. There are also a significant number of spinel grains that are |
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| Guide for Rock Hounds in the United States Table of Contents Page Preface .........................................................................288 New Hampshire .....................................................................................307 New Jersey ........................................................................................315 New Mexico ......................................................................................329 New York.............................................. |
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| Travertine FOSSILS A Snapshot Of Ancient Life PROJECT: One Ring, Many Cabs APATITE A Phosphate Mineral Group...December 2014 Display until 12/23/14 PRINTED IN USA RG_turquoise_cover_1214.indd 2 ROCKPICK LEGEND...single piece may include plumes or blooms in shades of yellow, pink, salmon and white and botryoidal or...Feather Ridge Plume Agate..................... 12 A new/old discovery in the Owyhee Desert Sandia Mountains...carbonate in southeastern New Mexico by Robert Beard by Philip Stephenson The Apatite Mineral Group ..... |
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| KRISTALLE Est.1971 Laguna Beach, California, USA • Tel: +1 949 494 5155 • Email: info@kristalle.com...Articles Capelinha: Titanite and epidote deposits of the Capelinha Region, Minas Gerais, Brazil ........371 by C. J. Stefano Featured Collection Pages Scott Rudolph Collection ....................................................................307 What’s New in Minerals: Tucson Show 2022 .....................only): $139/one year (Canada) $231/one year, (outside USA other than Canada) $325 for one year Subscription |
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| corner of Kimball Co. where it overlooks both Colorado and Wyoming. The subsurface rock strata of the entire...Mountains as they rose during the Larimide revolution of 100 million years ago that closed the Mesozoic era...west reaches rise to the high, arid sagebrush plains of eastern Wyoming, disclosing spectacular bedrock formations...Nebraska contains most of the gem fields in the state, insomuch as both the Black Hills of South Dakota and...scenic Badlands thrust long spurs into this part of the state. In this rough, uncurried region are found |
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| ES^SMITHSOnWjNSTITUTION I NOIlfUllSf : BULLETIN NEW YORK STATE MDSEDM NATURAL HISTORY IsTo. 7. JUNE...State of New SMOCK, Department of Mineralogy and Economic Geology, AND IN CHARGE OF THE NEW YORK...charles van benthuysen & sons, i88q. York. BULLETIN SEW YORK STATE MUSEUM NATURAL HISTORY. IN~0-...State of New York. SMOCK, Department of Mineralogy and Economic Geology, AND IN CHARGE OF THE NEW...NEW YORK STATE MUSEUM, PRINTED FOR THE M ALBANY: CHARLES VAN BENTHUYSEN & SONS, 1880. v <\3fc1$ |
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| MtN€RfllS of New Vork Stole David €. Jensen Includes 16 pages of minerals in full color jgS0% MIN6RRLS... MIN6RRLS of New Vork State David E. Jensen up WARD PRESS Ward's Natural Science Establishment, Inc...Inc. Rochester, New York • Monterey, California Copyright 1978 by David E. Jensen All rights reserved...versity of Roches Harold L. Ailing's the mining distri* Adirondack Mou somed into a lifet New York State...obtainu University of Roc Science Establishi became head of served until his re ident of the Esta tion expanded |
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| sea which received successively enormous quantities of Ordovician, Silurian, Devonian, Mississippian and...and Pennsylvanian sediments; the erosional products of some 200 million years. Few, if any Mesozoic rocks...rocks appear within the state, but every one of Ohio’s 88 counties is surfaced with Pleistocene debris....underlying black, Upper Devonian (New Albany) shales occasionally produces pieces of silicified wood. Ohio ranks...production of limestone and dolomite, and second in the production of clays. Lesser production of iron, petroleum |
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| boundary with Wyoming. In the far western counties of Lawrence, Meade, Custer and Pennington the land rises...242’ this peak is the highest point in America east of the Rocky Mts. Cambrian rocks are exposed as thick...Cretaceous Dakota sandstone, which underlies most of the Great Plains, and bent the broken edges sharply...vast deltaic accumulation of water absorbing sands covering tens of thousands of sq. mi. with extraordinary...inexhaustible supply of cold artesian, Rocky Mountain snow melt water. Harney Peak is the crest of the geologically |
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| sea which received successively enormous quantities of Ordovician, Silurian, Devonian, Mississippian and...and Pennsylvanian sediments; the erosional products of some 200 million years. Few, if any Mesozoic rocks...rocks appear within the state, but every one of Ohio’s 88 counties is surfaced with Pleistocene debris....underlying black, Upper Devonian (New Albany) shales occasionally produces pieces of silicified wood. Ohio ranks...production of limestone and dolomite, and second in the production of clays. Lesser production of iron, petroleum |
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| Newsletter $3.00 The Rock Dam Gold Prospect A New Quartz Locality, Dickinson Co., Mich~g_an Shawn M...located in central Dickinson County, Michigan, approximately ten kilometers north of the village ofQuinnesec...(test pits and short adits) are developed in outcrops of the Early Proterozoic Sturgeon Quartzite Formation...dominant exposed bedrock in this part of the county. Excavated near the tum of the 20th century, the prospects...muscovite and minor pyrite. Of these prospects, Bayley (1904) states that, "some of these quartz veins contain |
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| . . . . . . . 7 by R. Brandstetter Memoirs of a mineral collector—Part 3: Treasure-hunting in Minas...41 by W. E. Wilson About mineral collecting—Part 3 of 5. . . . . . . . . . . . . . . . .... . . . . . . . . . . . . 4 What’s new in minerals: . Sainte Marie-aux-Mines Show 2008...manganese mine, Conselheiro Lafaiete, Minas Gerais, Brazil. Probably the world’s finest crystal of the species...their wives just don’t understand the importance of mineral collecting. They don’t comprehend that this |
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| color plates courtesy of Dr. C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately...photograph courtesy of Smithsonian Institution. Minerals of Virginia R. V. DIETRICH* Professor of Geology and...and Associate Dean of Arts & Sciences, Virginia Polytechnic Institute Research Division Bulletin 47 Virginia... Blacksburg, Va. 24061 * Present Address: School of Arts & Sciences, Central Michigan University, Mount...Michigan © R. V. Dietrich and the Research Division of Virginia Polytechnic Institute, 1970 Printed and |
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| DEPARTMENT OF THE INTERIOR FRANKLIN K. LANE, Secretary UNITED STATES GEOLOGICAL SURVEY GEORGE OTIS SMITH...SMITH, Director Bulletin 624 USEFUL MINERALS OF THE UNITED STATES**-^ COMPILED BY FRANK C. SCHRADER...SCHRADER, RALPH W. STONE AND SAMUEL SANFORD A revision of Bulletin 585 WASHINGTON GOVERNMENT FEINTING OFFICE.................................... 102 District of Columbia ................................................ New Hampshire........................................................... 190 201 New Jersey |
