pennantite

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pennantite [′pen·ən‚tīt]

(mineralogy)

Mn₉Al₆Si₅O₂₀(OH)₁₆Orange mineral composed of basic manganese aluminum silicate; member of the chlorite group; it is isomorphous with thuringite.

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No references found			Penki penknife Penkovskii, Lev Penkovskii, Lev Minaevich Penkovskii, Valentin Penkovskii, Valentin Antonovich Penmanship Manual Penn Penn Central Company Penn plan Penn State Forest Penn, Aleksandr Penn, Arthur Hiller Penn, Irving Penn, John Penn, Sir William Penn, Thomas Penn, William Penn-Roosevelt State Park penna pennaceous Pennacook Pennales Pennamite Wars pennant pennantite pennate Pennatulacea Pennatularia Pennebaker, D. A. Pennell, Joseph Pennellidae Penner Penney Penney, J C Penney, J. C. penniculus Penniman, Richard Wayne Pennine Pennine Alps Pennine Way Pennines Penning gage Penning ion source Penning ionization Penning trap Penning-trap mass spectrometer Pennington County Pennington, Mary Engle Pennington, William Penninite			Penna Ahobilam Balancing Reservoir Penna Powers Brian Haynes Penna River Penna River Penna. Penna. Penna. pennaceous pennaceous Pennaceous feather Pennaceous feather Pennach Pennached Pennacook Pennacook tribe pennae pennae PennAEYC Pennage Pennales penname penname Pennamite Wars Pennamite-Yankee War pennant pennant pennant Pennant (broad) Pennant Hills High School Pennant Mid Week League pennantite Pennants Pennants Pennants pennate pennate pennate pennated pennated pennated Pennatula Pennatulacea Pennatulacea Pennatularia Pennatulida Pennatulida Pennatulidae Pennbrook Middle School Pennbrwc Pennbrwc PennCAP Penncommonwealth Casualty of America Corporation Penncrest High School Penndale Middle School Penndot PennDOT Performance Excellence Criteria penne penne Pennebaker, D. A. penned penned

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