Locality type: | Deposit |
Classification |
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Species: | Pyrolusite |
Formula: | Mn4+O2 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Pyrolusite data |
Locality Data: | Click here to view Bald Knob deposit, Bald Knob, Sparta, Alleghany County, North Carolina, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 520613 |
Long-form Identifier: | 1:3:520613:1 |
GUID (UUID V4): | 6bb99bd9-2889-472a-abc1-6e01684a9587 |
Nearest other occurrences of Pyrolusite |
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29.7km (18.4 miles) | ⓘCave Hill Iron Mine (Dry Run Iron Mine), Cripple Creek-New River, Wythe County, Virginia, USA |
37.3km (23.2 miles) | ⓘAustinville, Wythe County, Virginia, USA |
38.2km (23.7 miles) | ⓘWedlight Mine 1945 (Langley Mine), Pulaski-Smyth Mining District, Smyth County, Virginia, USA |
38.6km (24.0 miles) | ⓘGlade Mountain Mine 1910 (Wedlight Mine; Langley Mine), Pulaski-Smyth Mining District, Smyth County, Virginia, USA |
58.1km (36.1 miles) | ⓘBelle Hawkins Mine (Wright Mine), Mountain City Mining District, Johnson County, Tennessee, USA |
64.1km (39.8 miles) | ⓘNeely Mine, Shady Valley Mining District, Johnson County, Tennessee, USA |
66.0km (41.0 miles) | ⓘHogback Mine, Shady Valley Mining District, Johnson County, Tennessee, USA |
69.8km (43.4 miles) | ⓘHam Greer Prospect, Shady Valley Mining District, Johnson County, Tennessee, USA |
72.1km (44.8 miles) | ⓘDavis Mine, Shady Valley Mining District, Johnson County, Tennessee, USA |
72.1km (44.8 miles) | ⓘWilson Hill Mine No. 1, Butler Mining District, Johnson County, Tennessee, USA |
References |
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Reference Search (possible matching items) |
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| | Journal (article/letter/editorial) | assemblage in the Mn–Si–O system. Minerals: Pr—pyrolusite, Bx—bixbyite, Hu—haus2 mannite, Mn—manganosite...system comprises the following pure minerals: pyrolusite (Pr) MnO2, bixbyite (Bx) Mn2O3, hausmannite (Hu)...reactions (1) 7 pyrolusite + quartz = braunite + 2 O2 at the highest f O2 and (2) 4 pyrolusite = 2 bixbyite...determine which of two mineral assemblages is stable: pyrolusite + braunite or bixbyite + quartz. If only the...found in metamorphosed Mn-bearing sediments. The pyrolusite + braunite assemblage is widespread at the Shivariapur | | | Journal (issue) | 157 by J. Strobbe Manganese minerals of Bald Knob, North Carolina 167 by W. B. Simmons, Jr., D. R. Peacor...found with vuagnatite at Red Mountain, Mendocino County, California (Pabst et al> 1977), has been determined...mcguinnessite spherules from Red M ountain, Mendocino County, California, were analyzed with an ARL EMX- SM...Stanislaus County, California (Bodenlos, 1950), and malachite from Bisbee, Cochise County, Arizona. Other...3Mcguinnessite (this study) from Red Mountain, Mendocino County, California (M g/Cu = 1.17). D(obs.) by suspension | | | Journal (article/letter/editorial) | them. One exception is the world-class manganese deposit of Nsuta with reserves of 5 million tonnes of oxide...Nangodi and Lawra belts, and of the Nsuta manganese deposit. Early Proterozoic (Birimian) rocks of Ghana are...In Ghana, six parallel greenstone belts trending north to northeast are recognized. The Nangodi belt in...Manganese minerals are present as coarse-grained pyrolusite and fine-grained aggregates of greyish minerals...indicate that they do not replace silicate minerals. Pyrolusite generally postdates cryptomelane. The compositions | | | Journal (volume) | 2013.18G.M.1. BACK COVER: Bob King admiring a fine North Pennine fluorite at the British Mineral and Gem...Hemimorphite replacements of rugose corals from Swaledale, North Yorkshire Brian Young 17-19 PAPERS ‘Cellular’...Zircon pyroxenite from Upper Badcall, Sutherland, North-west Scotland Andy Moffat and Roy E. Starkey 64-67...contributions on aspects of the mineralogy of the North Pennine Orefield. Then, following Frank’s review...‘black blobs’ in Leicestershire, the focus shifts to North Wales with articles on the complex and intriguing | | | Book (edition) | OX5 1 GB, UK 225 Wyman Street, Waltham, MA 02451, USA Copyright © 2015, 2008 Elsevier B.V. All rights reserved...gangue mineral may be considered as waste in one deposit and as ore mineral in another (e.g., hedenbergite)...particular sample derives from the stockwork of such a deposit, it will normally contain amorphous silica/opal...in modern hydrothermal equivalents (e.g., JADE deposit, Okinawa Trough, Japan). Thus, metasomatic/metamorphic...mineral inventory available elsewhere. Further deposit descriptions originated from: binn.strahlen.org |
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