• Macfallite: Mineral information, data and localities.

    www.mindat.org/min-2508.html Russ was an amateur mineralogist interested in systematic mineralogy and an author of six books on popular mineralogy, paleontology, and geology. Russ was also a specialist in the minerals of the region where macfallite was first discovered.
  • Macfallite Mineral Data

    webmineral.com/data/Macfallite.shtml Moore P B , Shen J , Araki T , American Mineralogist , 70 (1985) p.171-181, Crystal chemistry of the (M2)3+ phi2 sheet: Structural principles and crystal, structures of ruizite, macfallite and orientite
  • Macfallite (incl.) - National Gem Lab

    nationalgemlab.in/macfallite-incl MacFallite is a relatively new mineral species discovered in 1974 at the Manganese Mine, Copper Harbor, Keweenaw County, Michigan, USA. MacFallite occurs as radial aggregates of reddish-brown or maroon to the dull pink compact massive material. It is also found as tiny, reddish brown radial crystal inclusions in Quartz along with inclusions of orange skeletal
  • Macfallite dictionary definition | macfallite defined

    www.yourdictionary.com/macfallite macfallite definition: Noun 1. (mineralogy) A monoclinic-prismatic mineral containing aluminum, calcium, copper, hydrogen, magnesium, manganese, oxygen, silicon ...
  • MacFallite : ClassicGems.net

    classicgems.net/gem_macfallite.htm MacFallite was named by Paul Moore et al. to honor author and amateur mineralogist Russell "Russ" Patterson MacFall (1903-1983) from Illinois, USA.. Discovered in 1974; IMA status: Valid (IMA Approved 1974)
  • Macfallite - Mindat.org

    www.mindat.org/gm/2508 5.0 x 3.3 x 1.6 cm. Macfallite is a very rare calcium manganese silicate, named for the US author and amateur mineralogist Russell Patterson "Russ" MacFall. This mineral is only found in four places in the world.
  • macfallite - Wiktionary

    en.wiktionary.org/wiki/macfallite (mineralogy) A monoclinic-prismatic mineral containing aluminum, calcium, copper, hydrogen, magnesium, manganese, oxygen, silicon, sodium, and vanadium
  • What does macfallite mean? - definitions.net

    www.definitions.net/definition/macfallite Definition of macfallite in the Definitions.net dictionary. Meaning of macfallite. What does macfallite mean? Information and translations of macfallite in the most comprehensive dictionary definitions resource on the web.
  • Macfallite Mineral Specimen For Sale - Dakota Matrix Minerals

    www.dakotamatrix.com/products/14156/macfallite Macfallite - Cabinet specimen full of good radiating crystals of reddesh brown Macfallite. This is an ex-University of Chicago/Paul Moore specimen. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.
  • MACFALLITE 2 3+3(SiO4)(Si2O7)(OH)3 A very rare manganese ...

    www.museum.mtu.edu/pdfs/MACFALLITE.pdf MACFALLITE . Ca. 2. Mn. 3+ 3 (SiO. 4)(Si. 2. O. 7)(OH) 3. A very rare manganese mineral named for Russell P. MacFall, a dedicated collector of Keweenaw minerals. Northern Peninsula. Figure 96: A 2 mm spray of macfallite crystals from the Manganese mine, near Copper Harbor, Keweenaw County. Dan Behnke specimen and photograph.