Manasseite R060527

Name: Manasseite
RRUFF ID: R060527
Ideal Chemistry: Mg₆Al₂CO₃(OH)₁₆·4H₂O
Locality: Jacupiranga Pegmatite, Sao Paulo State, Brazil
Source: Michael Scott S100217 [view label]
Owner: RRUFF
Description: Orange hexagonal prisms topped with steep pyramids
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.

CHEMISTRY

RRUFF ID:	R060527.2
Sample Description:	Microprobe Fragment

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (Processed)
	RRUFF File
	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R060527.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 3.037(3)Å b: 3.037(3)Å c: 15.08(2)Å
alpha: 90° beta: 90° gamma: 120° Volume: 120.51(4) Crystal System: hexagonal

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REFERENCES for Manasseite
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]
Frondel C (1941) Constitution and polymorphism of the pyroaurite and sjögrenite groups, American Mineralogist, 26, 295-315 [view file]
Ross G J, Kodama H (1967) Properties of a synthetic magnesium-aluminum carbonate hydroxide and its realtionship to magnesium-aluminum double hydroxide, manasseite and hydrotalcite, American Mineralogist, 52, 1036-1047 [view file]
Taylor H F W (1973) Crystal structures of some double hydroxide minerals, Mineralogical Magazine, 39, 377-389 [view file]