• Jahnsite-(CaMnMn): Mineral information, data and localities.

    www.mindat.org/min-2068.html Named in 1990 by Joel Denison Grice, Pete J. Dunn, and Robert A. Ramik in honor of Richard Henry Jahns (March 10, 1915 Los Angeles, California, USA - December 31, 1983 Palo Alto, California, USA), mineralogist and pegmatite expert, Stanford University, Palo Alto, California, USA.
  • Jahnsite-(CaMnMn) Mineral Data

    www.webmineral.com/data/Jahnsite-(CaMnMn).shtml General Jahnsite-(CaMnMn) Information : Chemical Formula: CaMn++Mn++2Fe+++2(PO4)4(OH)2•8(H2O) Composition: Molecular Weight = 874.61 gm Calcium 4.58 % Ca 6.41 % CaO: Manganese 18.84 % Mn 24.33 % MnO: Iron 12.77 % Fe 18.26 % Fe 2 O 3: Phosphorus 14.17 % P 32.46 % P 2 O 5: Hydrogen 2.07 % H 18.54 % H 2 O: Oxygen 47.56 % O
  • Jahnsite-(CaMnMn) Mineral Specimen For Sale

    www.dakotamatrix.com/products/24214/jahnsite-camnmn Jahnsite-(Camnmn) - Prismatic nearly opaque micro crystals of Jahnsite-(CaMnMn) less that 1.0mm eith red Variscite. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.
  • Jahnsite-(CaMnMg): Mineral information, data and localities.

    www.mindat.org/min-2067.html Named in 1974 by Paul (Paulus) Brian Moore and Takaharu Araki in honor of Richard Henry Jahns (March 10, 1915 Los Angeles, California, USA - December 31, 1983 Palo Alto, California, USA), mineralogist and pegmatite expert, Stanford University, Palo Alto, California, USA.
  • Category:Jahnsite-(CaMnMn) - Wikimedia Commons

    commons.wikimedia.org/wiki/Category:Jahnsite-(CaMnMn) Media in category "Jahnsite-(CaMnMn)" This category contains only the following file.
  • New Gallery #121 - mindatnh.org

    www.mindatnh.org/New%20Gallery%20121.html Species: JAHNSITE-(CaMnMn) Locality: Fletcher Mine, N. Groton, NH Specimen Size: 4 mm field of view.Yellow crystaline matrix is the jahnsite-(CaMnMn). Field Collected: Clayton Ford, 1960's.Acquired by Gordon Jackson 9/22/03. Gifted to T. Mortimer 3/19/16.
  • Jahnsite-(CaMnMn) Mineral Specimen For Sale

    www.dakotamatrix.com/products/18571/jahnsite-camnmn Jahnsite-(Camnmn) - Yellow brown, long bladed crystals of Jahnsite-(caMnMn) to 2mm with raspberry red Strengite. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.
  • Jahnsite-(CaMnMg) Mineral Data

    www.webmineral.com/data/Jahnsite-(CaMnMg).shtml 42.11.02.03 Jahnsite-(CaMnMn) CaMnMn2Fe2(PO4)4(OH)2•8(H2O) P 2/a 2/m 42.11.02.04 Jahnsite-(MnMnMn) * MnMnMn2Fe2(PO4)4(OH)2•8(H2O) P 2/a 2/m Strunz Class:
  • Palermo Mine Minerals 3 - mindatnh.org

    www.mindatnh.org/Palermo%20Gallery%203.html Species: JAHNSITE-(CaMnMn) Locality: Palermo #1 Mine, Pod 3, N. Groton, NH Specimen Size: 1.2 mm field of view, top photo. 0.08 mm blocky, lemon-yellow, jahnsite-CaMnMn crystals on rockbridgeite. Field Collected: Forrest Fogg ex. Gordon Jackson Catalog No.: u1460 Notes: Jahnsite-CaMnMn indicated by EDS analysis.Bob Whitmore's book, The Pegmatite Mines Known as Palermo notes two species of the ...
  • Jahnsite-(CaMnMn), a new member of the whiteite group from ...

    www.minsocam.org/ammin/AM75/AM75_401.pdf JAHNSITE-(CaMnMn) Fig. l. Jahnsite-(CaMnMn) crystals flattened on {001}. Crrnurcn coMPosITroN Jahnsite-(CaMnMn) was chemically analyzed for ele-ments with atomic numbers greater than nine using an ARL-sEMe electron microprobe with an operating volt-age of l5 kV and a sample current of 0.025 pA, measured on brass.