• Plumbonacrite Mineral Data

    www.webmineral.com/data/Plumbonacrite.shtml Plumbonacrite Crystallography: Axial Ratios: a:c = 1:2.7501 : Cell Dimensions: a = 9.076, c = 24.96, Z = 3; V = 1,780.59 Den(Calc)= 7.13 : Crystal System:
  • plumbonacrite - Wiktionary

    en.wiktionary.org/wiki/plumbonacrite plumbonacrite A hexagonal mineral containing carbon, hydrogen, lead, and oxygen. References “ ...
  • Verification

    www.mindat.org/min-3229.html Large number of pages viewed. While we don't want to limit you viewing as many pages as you would like on mindat.org, we do need to prevent people from automated downloads of our content.
  • What does PLUMBONACRITE mean? - definitions

    www.definitions.net/definition/PLUMBONACRITE Definition of PLUMBONACRITE in the Definitions.net dictionary. Meaning of PLUMBONACRITE. What does PLUMBONACRITE mean? Information and translations of PLUMBONACRITE in the most comprehensive dictionary definitions resource on the web.
  • Plumbonacrite Mineral Data

    webmin.mindat.org/data/Plumbonacrite.shtml Plumbonacrite is Not Radioactive : Plumbonacrite Classification: Dana Class: 16a.05.01.01 Carbonates - Hydroxyl or Halogen : with miscellaneous formulae : Dana Group : 16a.05.01.01 Plumbonacrite Pb10(CO3)6O(OH)6 Unk Hex : Strunz Class: 05.BE.15 05 - CARBONATES (NITRATES) 05.B - Carbonates with additional anions, without H2O
  • Plumbonacrite: Mineral information, data and localities.

    www.mindat.org/show.php Plumbonacrite. This page is currently not sponsored. Click here to sponsor this page. Photos of Plumbonacrite (4) Plumbonacrite Gallery Search Photos of Plumbonacrite. Edit Add Synonym Clear Cache Edit 'Best-of' Discussion. Plumbonacrite Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany.
  • Plumbonacrite Pb5O(CO3(OH)2 - Handbook of Mineralogy

    www.handbookofmineralogy.com/pdfs/plumbonacrite.pdf Plumbonacrite Pb5O(CO3)3(OH)2 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Hexagonal. Point Group: 6mm. As aggregates of scaly crystals, to 0.1 mm. Physical Properties: Hardness = n.d. D(meas.) = 7.07 (synthetic).
  • Rembrandt Used Unexpected Ingredient to Create His ...

    www.smithsonianmag.com/.../rembrandt-used-secret-ingredient-his-signature-tec... The finding in his impasto mix was especially surprising since plumbonacrite is generally found in 20th-century works onward, though it did pop up in a sample of a Vincent van Gogh red lead ...
  • Maestro's Techniques: Unusual plumbonacrite mineral ...

    newsroom.wiley.com/.../maestros-techniques-unusual-plumbonacrite-mine Plumbonacrite is only stable in alkaline (basic) environments. Under the acid production conditions of lead white, the mineral rapidly transforms into (hydro)cerussite. In contrast, a stable, highly basic lead mineral is litharge (PbO). Arguing that PbO was sometimes used as a binding additive at the time, the authors proposed that Rembrandt ...
  • Rembrandt’s secret technique REVEALED | Daily Mail Online

    www.dailymail.co.uk/sciencetech/.../Rembrandts-secret-technique-REVEALED.html Plumbonacrite is extremely rare in historic paint layers and has only ever been detected in some samples from 20th century paintings and in a degraded red lead pigment in a 19th century painting ...