 | | Journal (article/letter/editorial) | | accepted abstracts follow. THE GARNET LINE IN OXFORD COUNTY, MAINE, PEGMATITES. M. M. Felch, W. B. Simmons...intermediate and core zones in many of the Oxford County, Maine, pegmatites. This study primarily focuses...examples from Maine: Mt. Mica and western Mt. Apatite pegmatites. Both of these two pegmatites have produced...Sps, whereas garnets from the garnet line in Mt. Apatite are 30.98–27.03% Sps. Garnets from both garnet...similar to the model proposed for the San Diego County pegmatites (Webber et al. 1997, 1999). The garnet |  | | Report (issue) | | Howard, Baltimore, and Anne Arundel Counties, Maryland By Avery Ala Drake, Jr. 1 Open-File Report 98-757...HOWARD, BALTIMORE, AND ANNE ARUNDEL COUNTIES, MARYLAND by Avery Ala Drake, Jr. INTRODUCTION The Piedmont...largely in Howard County, Maryland. The northeasternmost part is in Baltimore County, Maryland and about 0...0.03 square miles is in Anne Arundel County. Most of the area is suburban and almost all outcrops are...Bromery (1968). REGIONAL GEOLOGY This part of the Maryland Piedmont is on the east limb of the Baltimore |  | | Journal (article/letter/editorial) | | 1965 season. Dr. Kenneth N . Weaver, Director of Maryland Geological Survey, addressed the Mineralogical...talk with slides on nearby collecting areas in Maryland. Roger Williams and Grant Edwards led a group...a Field Trip to three pegmatite localities in Maryland. At the Baugh pegmatite, south of Marriottsville...schist, kyanite and feldspar were the rewards. At Henryton, mica and beryl were found in fairly large pieces...feldspar, enormous hornblende crystals, sphene, apatite and other materials were found. A brand new Bulletin |  | | Report (issue) | | ...........................................96 Maryland ................................................Arkansas, Alabama, Georgia, North Carolina, Virginia, Maryland, Pennsylvania, Massachusetts, Vermont, and New...principally for dimension stone uses. Talc production in Maryland has been from various serpentinite bodies present...altered serpentinite and are similar to those in Maryland. Deposits in Middle Proterozoic dolomitic marble...this report on Virginia, District of Columbia, Maryland, and Pennsylvania contain much input supplied |  | | Report (issue) | | Deposits in Serpentine Rocks Of the Piedmont Upland Maryland, Pennsylvania And Delaware By NANCY C. PEARRE...districts ______ -._-_____-_____-___._. Montgomery County, Md_-_-_---_---_-_-----------_-__--_-_-_Soldiers...descriptions_______________________________________ Montgomery County, Md___-_______________________.__ Etchison mine_____-_-...chromite mine. Index map of the Piedmont Upland, Maryland, Pennsylvania, Page and Delaware__.__________...and small building-stone quarries in serpentine, Maryland and Pennsylvania__________________ 2. Production |  | | Report (volume) | | CHAPTER II. GRANITES OP MARYLAND ...................................... The Maryland Piedmont region.......102395 4 CONTENTS. CHAPTER II. GRANITES OF MARYLAND Continued. PageScientific discussion Continued......... 51 Baltimore County .................................... 51 Howard County............................. Chesterfield County (south of James River)................ Henrico County (north of James River)......................................... Fairfax County area ......................................... |  | | Journal (issue) | | Fluorite Crystals with Galena Crystals, Socorro County, N. Mex. A very fine selection in stock. Crystals...(chalcedony pseudomorph after coral) from Hamilton County, Florida, near the famous Suwannee River. This...and Mineral Fair will be held at the Jefferson County Fair Grounds west of Denver, Colo., on U. S. 6...1965—5th Annual Swapping Bee and Picnic of the Fulton County Mineral Club will be held at John Boyd Thatcher...Eric Engel donated an excellent faceted green gem apatite from Brazil. tion was the recipient of a ^737 carat |  | | Report (issue) | | PHASE AD-ADULARIA AN-ANGLESITE AL-ALLANITE AP-APATITE AU-GOLD 01-BIOTITE 3R-dRINE CC-CHALCOCITE CE-CERUSSITE...PK( BATHOLITH Y )CRYSTAL Y )PP8-1K Y )PPRS-1K MARYLAND 1000MY-PALEOZOIC BALTIMORE GNEISS (HISTORY:FORMATION...(PAL)TOPSHAM KF PUB 1? 15.80 38.90 PEG DTH 65J MARYLAND PALEOZOIC PJB PUb Puu PUb PUB PUB PUB PUB PUd...ELLICUTT(PAL)B21 U.S.,MD,FALLS RD(PAL)bl-P U.S.,MD,HENRYTON(PAL)PE4-P KF KF KF KF (F KF KF Mu KF KF (F KF |
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