Brushite R070554
Name: Brushite
RRUFF ID: R070554
Ideal Chemistry: Ca(PO3OH)·2H2O
Locality: Biogenic
Source: Henry J. Sun [view label]
Owner: RRUFF
Description: Colorless platy crystals
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Gypsum (12) ]
CHEMISTRY 
RRUFF ID: R070554.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070554
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R070554
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.815(2)Å    b: 15.196(6)Å    c: 6.362(2)Å
alpha: 90°    beta: 118.54(1)°    gamma: 90°   Volume: 493.9(2)Å3    Crystal System: monoclinic
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Brushite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Shepard C U (1856) Five new mineral species, American Journal of Science and Arts, 22, 96-99   [view file]

Dana J D (1865) On the crystallization of brushite, American Journal of Science and Arts, 39, 45-46   [view file]

Moore G E (1865) On brushite, a new mineral occurring in phosphatic guano, American Journal of Science and Arts, 39, 43-44   [view file]

Frondel C (1943) Mineralogy of calcium phosphates in insular phosphate rock, American Mineralogist, 28, 215-232   [view file]

Murray J W, Dietrich R V (1956) Brushite and taranakite from Pig Hole Cave, Giles County, Virginia, American Mineralogist, 41, 616-626   [view file]

Fiore S, Lavanio R (1991) Brushite, hydroxylapatite, and taranakite from Apulian caves (southern Italy): New mineralogical data, American Mineralogist, 76, 1722-1727   [view file]

Schofield P F, Knight K S, van der Houwen J A M, Valsami-Jones E (2004) The role of hydrogen bonding in the thermal expansion and dehydration of brushite, di-calcium phosphate dihydrate, Physics and Chemistry of Minerals, 31, 606-624

Madsen H E L (2008) Optical properties of synthetic crystals of brushite (CaHPO42 * H2O), Journal of Crystal Growth, 310, 617–623   [view file]