 | | Report (issue) | | DESCRIPTIVE MINERALOGY OF PENNSYLVANIA 104 Na 2Al 2 Si3 Oi .2H 2 O; SiO 2 47.4, A1 2 O 3 26.8, Na...Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis: Fe 2 O3 CaO...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating |  | | Report (issue) | | Serpentine Rocks Of the Piedmont Upland Maryland, Pennsylvania And Delaware By NANCY C. PEARRE and ALLEN V...districts ______ -._-_____-_____-___._. Montgomery County, Md_-_-_---_---_-_-----------_-__--_-_-_Soldiers...descriptions_______________________________________ Montgomery County, Md___-_______________________.__ Etchison mine_____-_-...farm________________________________ Pits southwest of Rock Springs, Md_---_-___--_John R. Harris property______________________...Friar quarries.---------.---._.-._.__..__-.-__ Rock Springs quarries..-_.._._._._._._________.._._ Philadelphia |  | | Book (edition) | | for gems and recognize the associated formations rock they occur, and through field how in which...are valued chiefly for pattern, and agate and jasper among semi- precious materials are even classified...topaz crystal And is such a chameleon color, or jasper), etc. gem if you not yellow, nor are might...iLTHOUGH find it, there reason that certain rock formations, some is a saying that gold is where...garnet are associated with such rocks. Because hard rock mining amateur will usually get is tedious and |  | | Book | | Jersey: L a k e Hopatcong, Greenwood L a k e Pennsylvania: S c h u y l k i l l R i v e r Vi r g i n i...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and...visited the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine garnets...Excited collectors took home from old quarries in Pennsylvania and Maryland, pieces of apple green precious...green gem spodumene, was discovered in Alexander County, North Carolina, in 1880 and named for one of its |  | | Book (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...a precise explanation of how to recognize the rock formations in which gems occur. in The tabular...1 2 How fun to hunt for gems to identify 3 Rock formations How which gems occur 1 21 stone...that comes from opening a nodule or a pocket in rock and being the first to see a sparkling crystal fresh...eye. Minerals of this sort, such as agate and jasper, are described as cryptocrystal- line. For example |  | | Book (volume) | | Ohio OHIO Only Paleozoic rock formations underlie Ohio’s Pleistocene surface debris and Quaternary soils...ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...areas of drainage in 336 A Location Guide for Rock Hounds in the Untied States townships of Franklin...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE |  | | Book (volume) | | Ohio OHIO Only Paleozoic rock formations underlie Ohio’s Pleistocene surface debris and Quaternary soils...ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...areas of drainage in 336 A Location Guide for Rock Hounds in the Untied States townships of Franklin...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE |  | | Book (volume) | | A Location Guide for Rock Hounds in the United States NEBRASKA This rectangular Great Plains state rises...overlooks both Colorado and Wyoming. The subsurface rock strata of the entire state are all undisturbed sedimentaries:...borderland from Sheridan Co. to the Wyoming line is good rock hunting country, especially along the southern slopes...Celestite crystals, chalcedony rosettes, agates, jasper, fossil plants and vertebrate remains. The breaks...of Crawford in Dawes Co. and the rather extensive rock beds east of the Orella railroad sta. ranks among |  | | Book (volume) | | commerce. Coarser gemstones, or those which are rock-like in character or abundance, are treated in still...references, among them may be mentioned: Vermont, Pennsylvania, North Carolina, Oregon, Kansas, Alabama, Ohio...Kobuk jade locality. Descriptions of San Diego County, California, gemstones and the mines in which they...the generous assistance of many residents of that county. My special thanks are extended to Elbert H. McMacken... Cowee Creek gravel washing . Yogo Gulch Mine . Rock Creek, Montana, sapphire mine . Cut and rough aquamarines |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...Easy-to-understand instructions for recognizing rock formations; glossary. How to identify gem minerals...is a precise explanation of h< to recognize the rock formation* which gems occur. The tabular Gem ...Maryland; Professor Richard Pearl of Colorado Springs, Colorado; and Professor Jack Hanahan of Belmont... contents fun to hunt for gems 1. It's 2. How 3. Rock formations 4. How 5. Characteristics of important |  | | Book | | the soc1olog1sts to decide " Not everyone takes up rock hunting because of an interest in mineralogy. There...comes when after hours of hammering, a resistant rock splits just the way you want 1t to. And in the end...Ouarnes Rock Masses Abandoned Ouarr,es and Mines When and How to Go Immovable Areas of Loose Rock WHAT...LIKE Freestandmg Crystals Cav1t1es 18 Crystals in Rock Format,ons Compact and Special Forms Druses and...and Crystal Amorphous Forms VII PHASES OF ROCK COLLECTING 28 Inspection and Gathering / Picking I |  | | Book | | Red and gray sandstone shale, and limestone. PENNSYLVANIA 40 I 60 50 Ml I 80 KM 76° -, I II --...l0000unse THE GEOLOGY OF PENNSYLVANIA COMMONWEALTH OF PENNSYLVANIA Mark Schweiker, Governor DEPARTMENT...Department of Geology Slippery Rock University Published by PENNSYLVANIA GEOLOGICAL SURVEY PITTSBURGH...southeastward from Hyner View, Hyner Run Slate Park, Clinton County, showing accordant ridges in the Appalachian...of the Ridge and Valley province in Huntingdon County. Flooded meanders of Raystown Lake on the Raystown |  | | Journal (issue) | | practical conservation of mineral localities and unusual rock for mations. Ever since its foundation in 1928,...c;outheast of the Pit. The cros; roads are known as Rock Springs Run, Md. We found the pits and dumps without much...to visit. Although many textbooks list Madison county, North Carolina, as a source of monazite little...partridges and other game ing large tracts, there are no rock outbirds, to say nothing of myriad,; of black croppings...of the old, are apt to be discouraged by their county. He said that when the family handicaps and say: |  | | Report (issue) | | any other cultural features (city, village, county, township, crossroad, and railroad siding) are named...flowing water that locally may be called a creek, run, river, branch, bayou, or fork. See page XXIV for...appropriate variants. County (fourth column) This column lists the name of the county in which the entity... feature, or area lies in more than one county, the county listed is the one in which the center of...in the case of a stream, valley, or arroyo, the county listed is the one in which the mouth of the feature |  | | Report (volume) | | minable areas._____-_____-___--_----___---_____ Hard-rock field..'.____._..__--_-_.---_-----..-_.--_.__.._..._________--____--______________ _______ Hamilton County. ________-______-__-__-_-_________----_-Clay C...County_--_-_-_____------------------------_-_--___-_ Bradford County----_--_--------_------_------i--_-------Lake and...reserves ___________________________________ Hard-rock phosphate. . JT_ ___________:____.;1!___________________...42 43 44 IV CONTENTS Reserves Continued. Hard-rock phosphate Continued. Estimates of reserves_______________ |  | | Report (issue) | | Investigations of Upper Floridan aquifer discharge to springs, rivers, and lakes ..............................lithology in: 39. Well 47, at Geneva, Seminole County, August 1981.....................................about 0.3 mile southwest of Blue Spring, Volusia County, August 1981 ....................................holes 1 and 2 (wells 14, 17) at Polk City, Polk County, 1979-80 ........................................water levels in: 46. Well 26 (southeast Orange County) for selected values of storage coefficient... |  | | Book (volume) | | [QC611.8.N35] [Former heading] Narrow Lake (Noble County, Ind.) USE Rivir Lake (Ind.) Narrow-leaved black...Selma to Montgomery National Historic Trail (Ala.) Jasper National Park (Alta.) Rocky Mountain House National...) Black Mountains North Wilderness (Ariz.) Black Rock Wilderness (Ariz.) Buenos Aires National Wildlife...(Armenia) — Australia — Azerbaijan NT Alice Springs Telegraph Station Historical Reserve (N.T.) Alpine...(Tas.) Lower Burro Creek Wilderness (Ariz.) Bald Rock National Park (N.S.W.) Baw Baw National Park (Vic |
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