• Larderellite Mineral Data

    webmineral.com/data/Larderellite.shtml Larderellite Crystallography: Axial Ratios: a:b:c =1.6265:1:1.3212 : Cell Dimensions: a = 11.63, b = 7.15, c = 9.447, Z = 4; beta = 96.75° V = 780.12 Den(Calc)= 2.01
  • Larderellite | Definition of Larderellite by Merriam-Webster

    www.merriam-webster.com/dictionary/larderellite Larderellite definition is - a mineral (NH4)2B10O16.5H2O(?) consisting of a hydrous ammonium borate and occurring as a white crystalline powder.
  • Larderellite Mineral Data - Mineralogy Database

    webmin.mindat.org/data/Larderellite.shtml Larderellite Crystallography: Axial Ratios: a:b:c =1.6265:1:1.3212 : Cell Dimensions: a = 11.63, b = 7.15, c = 9.447, Z = 4; beta = 96.75° V = 780.12 Den(Calc)= 2.01
  • LARDERELLITE (Ammonium Borate Hydroxide)

    www.galleries.com/Larderellite Larderellite is a rare borate mineral. It is found at its type locality of Larderello, Val di Cecina, Piza, Toscana, Italy. Larderellite is formed from boron rich waters that steam out of volcanic exhalations.At larderello, the steam is used for the production of boric acid.
  • Larderellite - RRUFF Database: Raman, X-ray, Infrared, and ...

    rruff.info/Larderellite Name: Larderellite RRUFF ID: R130392 Ideal Chemistry: (NH 4)B 5 O 7 (OH) 2 ·H 2 O Locality: Larderello Lagoon, Tuscany, Italy Source: Bob Jenkins (capsule), Rock Currier (rock piece) Owner: RRUFF Description: Soft, vitreous, opaque white botryoidal crust, in part altered on surface to off-white tiny granules of ammonioborite Status: The identification of this mineral has been confirmed by ...
  • Larderellite (NH4)B5O7(OH)2 H2O - Handbook of Mineralogy

    www.handbookofmineralogy.com/pdfs/larderellite.pdf Larderellite (NH4)B5O7(OH)2• H2O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic. Point Group: 2/m. Crystals are rhombic, flattened on {001},to
  • Larderellite - Mindat.org

    www.mindat.org/gm/2332 An incredibly rare specimen of the borate larderellite from the type locality in Italy, Larderello in Tuscany which dates back to 1854 according to the label (it was described in Dana 5th ed. as bechilite in 1868). Larderellite is only found in two localities in the world, both in Italy, and is nearly impossible to find on the ...
  • Spectroscopic characterization of rare hydrated ammonium ...

    www.sciencedirect.com/science/article/pii/S0022286018301042 1. Introduction. Larderellite is a very rare mineral formed by hydrated ammonium borate (NH 4)B 5 O 7 (OH) 2 ·H 2 O. It is known mostly from two sites in the world: in Larderello, Italy [, , ] and second in Panarea (Eolie Islands) in the volcanic crater Isola located north of Sicily [].This kind of mineral was named after F. de Larderell, owner of the Tuscan borax industry from Montecerboli.
  • Larder | Definition of Larder by Merriam-Webster

    www.merriam-webster.com/dictionary/larder Larder definition is - a place where food is stored : pantry. Recent Examples on the Web The Trump administration turned to a larder of medical supplies called the Strategic National Stockpile, only to find that the 100 million respirators and masks that had been dispersed during the 2009 flu pandemic were never replaced. — Ed Yong, The Atlantic, "How the Pandemic Defeated America," 3 Aug ...
  • Structural mechanism of thermal reactions of larderellite ...

    www.sciencedirect.com/science/article/pii/S0925838897000364 IR spectra of larderellite heated at various temperatures, 194 I. Waclawska / Journal of Alloys and Compounds 257 (1997) 191-195 that up to the temperature 573 K the only gaseous product of the decomposition of larderellite is water vapour. 4. Discussion The thermal decomposition of hydrated ammonium borate larderellite is a multistage process.