R150063 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Merrillite R150063

Name: Merrillite
RRUFF ID: R150063
Ideal Chemistry: Ca₉NaMg(PO₄)₇
Locality: Suizhou L6 chondrite, Dayanpo, 12.5 km southeast of the city of Suizhou, Hubei Province, China (35°18’N, 113°35’E)
Source: Xiande Xie and Xiangping Gu
Owner: RRUFF
Description: Colorless aggregates of irregular grains, associated with forsterite, enstatite, maskelynite, FeNi metal, troilite, chlorapatite, chromite and ilmenite.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

Mineral Group: [ Cerite (11) ]

CHEMISTRY

RRUFF ID:	R150063.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	Ca_9.00Na_0.98(Mg_0.95Fe_0.06)_1.01(P_1.00O₄)₇
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented Raman on the primary sample

DOWNLOADS:

To download sample data,
please select a specific
orientation angle.

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R150063

Wavelength:

Sample Description:

Unoriented Raman on the primary sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R150063.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 10.3444(3)Å b: 10.3444(3)Å c: 37.0182(11)Å
alpha: 90° beta: 90° gamma: 120° Volume: 3430.5(2)Å³ Crystal System: hexagonal

File Type Information

Calculated diffraction file.

File Type Information

Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

DOWNLOADS:

	DIF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Merrillite
American Mineralogist Crystal Structure Database Record: [view record]
Merrill G P (1917) On the calcium phosphate in meteoric stones, American Journal of Science, 43, 322-324 [view file]
Wherry E T (1917) Merrillite, meteoritic calcium phosphate, American Mineralogist, 2, 119-119 [view file]
Dowty E (1977) Phosphate in Angra Dos Reis: Structure and composition of the Ca₃(PO₄)₂ minerals, Earth and Planetary Science Letters, 35, 347-351 [view file]
Xie X, Minitti M E, Chen M, Mao H-K, Wang D, Shu J, Fei Y (2003) Tuite, ϒ-Ca₃(PO₄)₂: a new mineral from the Suizhou L6 chondrite, European Journal of Mineralogy, 15, 1001-1005 [view file]
Hughes J M, Jolliff B L, Gunter M E (2006) The atomic arrangement of merrillite from the Fra Mauro Formation, Apollo 14 lunar mission: The first structure of merrillite from the Moon, American Mineralogist, 91, 1547-1552 [view file]
Jolliff B L, Hughes J M, Freeman J J, Zeigler R A (2006) Crystal chemistry of lunar merrillite and comparison to other meteoritic and planetary suites of whitlockite and merrillite, American Mineralogist, 91, 1583-1595 [view file]
Hughes J M, Jolliff B L, Rakovan J (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite, American Mineralogist, 93, 1300-1305 [view file]
Adcock C T, Hausrath E M, Forster P M, Tschauner O, Sefein K J (2014) Synthesis and characterization of the Mars-relevant phosphate minerals Fe- and Mg-whitlockite and merrillite and a possible mechanism that maintains charge balance during whitlockite to merrillite transformation, American Mineralogist, 99, 1221-1232
McCubbin F M, Shearer C K, Burger P V, Hauri E H, Wang J, Elardo S M, Papike J J (2014) Volatile abundances of coexisting merrillite and apatite in the martian meteorite Shergotty: Implications for merrillite in hydrous magmas, American Mineralogist, 99, 1347-1354
Shearer C K, Burger P V, Papike J J, McCubbin F M, Bell A S (2015) Crystal chemistry of merrillite from Martian meteorites: mineralogical recorders of magmatic processes and planetary differentiation, Meteoritics and Planetary Science, 50, 649-673
Xie X, Yang H, Gu X, Downs R T (2015) Chemical composition and crystal structure of merrillite from the Suizhou meteorite, American Mineralogist, 100, 2753-2756
Britvin S N, Krivovichev S V, Armbruster T (2016) Ferromerrillite, Ca₉NaFe²⁺(PO₄)₇, a new mineral from the Martian meteorites, and some insights into merrillite-tuite transformation in shergottites, European Journal of Mineralogy, 28, 125-136 [view file]
McCubbin F M, Phillips B L, Adcock C T, Tait K T, Steele A, Vaughn J S, Fries M D, Atudorei V, Vander Kaaden K E, Hausrath E M (2018) Discreditation of bobdownsite and the establishment of criteria for the identification of minerals with essential monofluorophosphate (PO₃F^2-), American Mineralogist, 103, 1319–1328 [view file]
Kaminsky F V, Zedgenizov D A (2022) First find of merrillite, Ca₃(PO₄)₂, in a terrestrial environment as an inclusion in lower-mantle diamond, American Mineralogist, 107, 1652
Atencio D, Azzi A A, Qu K, Miyawaki R, Bosi F, Momma K (2023) Changes to the cerite group nomenclature, European Journal of Mineralogy, 35, 1027-1030 [view file]

REFERENCES for Merrillite

American Mineralogist Crystal Structure Database Record: [view record]

Merrill G P (1917) On the calcium phosphate in meteoric stones, American Journal of Science, 43, 322-324 [view file]

Wherry E T (1917) Merrillite, meteoritic calcium phosphate, American Mineralogist, 2, 119-119 [view file]

Dowty E (1977) Phosphate in Angra Dos Reis: Structure and composition of the Ca₃(PO₄)₂ minerals, Earth and Planetary Science Letters, 35, 347-351 [view file]

Xie X, Minitti M E, Chen M, Mao H-K, Wang D, Shu J, Fei Y (2003) Tuite, ϒ-Ca₃(PO₄)₂: a new mineral from the Suizhou L6 chondrite, European Journal of Mineralogy, 15, 1001-1005 [view file]

Hughes J M, Jolliff B L, Gunter M E (2006) The atomic arrangement of merrillite from the Fra Mauro Formation, Apollo 14 lunar mission: The first structure of merrillite from the Moon, American Mineralogist, 91, 1547-1552 [view file]

Jolliff B L, Hughes J M, Freeman J J, Zeigler R A (2006) Crystal chemistry of lunar merrillite and comparison to other meteoritic and planetary suites of whitlockite and merrillite, American Mineralogist, 91, 1583-1595 [view file]

Hughes J M, Jolliff B L, Rakovan J (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite, American Mineralogist, 93, 1300-1305 [view file]

Adcock C T, Hausrath E M, Forster P M, Tschauner O, Sefein K J (2014) Synthesis and characterization of the Mars-relevant phosphate minerals Fe- and Mg-whitlockite and merrillite and a possible mechanism that maintains charge balance during whitlockite to merrillite transformation, American Mineralogist, 99, 1221-1232

McCubbin F M, Shearer C K, Burger P V, Hauri E H, Wang J, Elardo S M, Papike J J (2014) Volatile abundances of coexisting merrillite and apatite in the martian meteorite Shergotty: Implications for merrillite in hydrous magmas, American Mineralogist, 99, 1347-1354

Shearer C K, Burger P V, Papike J J, McCubbin F M, Bell A S (2015) Crystal chemistry of merrillite from Martian meteorites: mineralogical recorders of magmatic processes and planetary differentiation, Meteoritics and Planetary Science, 50, 649-673

Xie X, Yang H, Gu X, Downs R T (2015) Chemical composition and crystal structure of merrillite from the Suizhou meteorite, American Mineralogist, 100, 2753-2756

Britvin S N, Krivovichev S V, Armbruster T (2016) Ferromerrillite, Ca₉NaFe²⁺(PO₄)₇, a new mineral from the Martian meteorites, and some insights into merrillite-tuite transformation in shergottites, European Journal of Mineralogy, 28, 125-136 [view file]

McCubbin F M, Phillips B L, Adcock C T, Tait K T, Steele A, Vaughn J S, Fries M D, Atudorei V, Vander Kaaden K E, Hausrath E M (2018) Discreditation of bobdownsite and the establishment of criteria for the identification of minerals with essential monofluorophosphate (PO₃F^2-), American Mineralogist, 103, 1319–1328 [view file]

Kaminsky F V, Zedgenizov D A (2022) First find of merrillite, Ca₃(PO₄)₂, in a terrestrial environment as an inclusion in lower-mantle diamond, American Mineralogist, 107, 1652

Atencio D, Azzi A A, Qu K, Miyawaki R, Bosi F, Momma K (2023) Changes to the cerite group nomenclature, European Journal of Mineralogy, 35, 1027-1030 [view file]