Web6 Mar 2024 · using Smithsonian mineral standards of olivine (Mg and Fe) and Durango apatite (Ca and P) 64 , and Harvard (Amelia) albite (Na) 65 . Merrillite occurs within synthesized whitlockite at a level of ... Web25 Aug 2016 · Simple oxide and metal standards were used for calibration, linked to a cobalt reference standard and checked with Smithsonian mineral standards. Formulae calculations of mica were accomplished with the Mica + geological software (Yavuz 2003 ).
Shock-transformation of whitlockite to merrillite and the ... - Nature
Web19 Jun 2024 · Calibration was achieved using various Astimex and Smithsonian mineral and pure element standards. Corrections were applied to address overlaps of the Kβ peaks of V, Cr, Mn, and Fe on the Kα peaks of Ti, V, Cr, and Co, respectively. A comparison between the data obtained by EDS and EPMA was assessed by Brzozowski et al. . The trace element ... http://www.smithsonianeducation.org/educators/lesson_plans/minerals/acknowledgements.html small hd 1303 hdr monitor
P–T evolution of meta-peridotite in the Penjwin ophiolite
Web15 Feb 2012 · Smithsonian Standards and Guidelines on Accessibility Smithsonian Directive 215, Accessibility for People with Disabilities Policy (SD 215): This Smithsonian directive follows the guidance provided by the legislative provisions of the Architectural Barriers Act of 1968, the Rehabilitation Act of 1973, and the Americans with Disabilities Act of 1990 … Web1 Jul 2024 · The quality of the measurements was assured by repetitive measuring of the Smithsonian mineral standards NMNH 115900 Plagioclase (United States), NMNH 143966 Microcline (Unknown), NMNH 122142 Kakanui Augite (New Zealand) and NMNH 111312-44 San Carlos-Olivine (Arizona/United States). Web15 Aug 2024 · The Smithsonian mineral standards were prepared from rock fragments that were gently crushed, hand-picked, and imaged by SEM, to avoid mixed mineral phases, prior to subsequently being hand powdered and dissolved. The fine-grained 3B3 and 461 B, coarse-grained Type A EK5-2-1R, and chondrule all come from slabs cut from a single … songwriter for michael jackson