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mascagnite

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Journal Article
Published: 01 August 1951
American Mineralogist (1951) 36 (7-8): 590–602.
...Horace Winchell; Richard J. Benoit Abstract The original type speciment of taylorite is believed located. It is an ammonian arcanite, belonging to the isomorphous series arcanite—mascagnite, K 2−x (NH 4 ) x SO 4 , with x near 0.35, according to a new analysis. 2V=(−) small, N x = 1.5007, N y...
Image
Nataliyamalikite grains on <b>mascagnite</b>, (NH 4 ) 2 SO 4 .
Published: 01 August 2017
Figure 3. Nataliyamalikite grains on mascagnite, (NH 4 ) 2 SO 4 .
Image
A, B) Intergrowth of well-developed crystals of <b>mascagnite</b>, with thenardite...
Published: 01 June 2009
F ig . 6. A, B) Intergrowth of well-developed crystals of mascagnite, with thenardite, lecontite and small glauberite crystals as infillings of the space between those crystals (AV1443b, solid fragment, SEM–BSE; see also Fig. 10A ). Symbols: G: glauberite, Gy: gypsum, K: kalinite, Le: lecontite
Journal Article
Published: 01 June 2009
The Canadian Mineralogist (2009) 47 (3): 573–591.
...F ig . 6. A, B) Intergrowth of well-developed crystals of mascagnite, with thenardite, lecontite and small glauberite crystals as infillings of the space between those crystals (AV1443b, solid fragment, SEM–BSE; see also Fig. 10A ). Symbols: G: glauberite, Gy: gypsum, K: kalinite, Le: lecontite...
FIGURES | View All (27)
Journal Article
Published: 01 February 1963
American Mineralogist (1963) 48 (1-2): 180–188.
... of synthetic NaNH 4 SO 4 ·2H 2 O could be entirely indexed on the cell cited, patterns of natural lecontite possessed several lines which could not be indexed. These unindexed lines, however, coincide with the strong lines of then-ardite, mascagnite and/or arcanite and are probably attributable...
Journal Article
Published: 14 December 2020
The Canadian Mineralogist (2020) canmin.1900085.
... di Pozzuoli, Flegrean Volcanic Complex, Naples Province, Campania, Italy. Associated minerals are adranosite, adranosite-(Fe), godovikovite, huizingite-(Al), mascagnite, and opal. Ferroefremovite forms cubic crystals up to 0.1 mm across. The new mineral is colorless and has a vitreous luster...
Journal Article
Published: 01 February 2019
Mineralogical Magazine (2019) 83 (1): 89–94.
...Italo Campostrini; Francesco Demartin; Marco Scavini Abstract The new mineral russoite (IMA2015-105), NH 4 ClAs 2 3+ O 3 (H 2 O) 0.5 , was found at the Solfatara di Pozzuoli, Pozzuoli, Napoli, Italy, as a fumarolic phase associated with alacránite, dimorphite, realgar, mascagnite, salammoniac...
FIGURES | View All (5)
Journal Article
Published: 01 June 2013
Mineralogical Magazine (2013) 77 (4): 443–451.
... as colourless to white prismatic crystals up to 0.2 mm long, in association with adranosite, mascagnite, alunite and salammoniac. The mineral is identical to the synthetic compound (NH 4 ) 3 Al(SO 4 ) 3 . It is trigonal, space group: R 3İ (no. 148) with a = 15.0324(8), c = 8.8776(5) Å, V = 1737.3(2) Å 3 and Z...
FIGURES | View All (4)
Journal Article
Published: 01 February 2012
The Canadian Mineralogist (2012) 50 (1): 65–72.
..., and hexahydrite, but other ammonium minerals (salammoniac, mascagnite, clairite, boussingaultite, efremovite, koktaite, mohrite, ammoniojarosite, godovikovite, letovicite) as well as native sulfur, millosevichite, alunogen, metavoltine, voltaite, gypsum, anhydrite, halotrichite, butlerite, jarosite, and copiapite...
FIGURES | View All (5)
Series: GSA Field Guide
Published: 01 January 2008
DOI: 10.1130/2007.fld010(01)
EISBN: 9780813756103
...), burnt vegetation, subsidence features, ash, sulfur, and red-oxidized shale. The minerals tschermigite, mascagnite, and gypsum formed in association with coal-fire gas exhaled from a gas vent on the western slope of South Canyon. Tschermigite and gypsum are reaction products of the gas...
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Journal Article
Published: 01 April 1977
American Mineralogist (1977) 62 (3-4): 316–320.
...; it is associated with elemental selenium, monoclinic sulfur, mascagnite, and anhydrous ammonium aluminum sulfate. Generally, crystals of downeyite are colorless, transparent, and have adamantine luster. Downeyite is uniaxial positive, shows parallel extinction, and has moderate birefringence. Indices of refraction...
Journal Article
Published: 01 December 1970
American Mineralogist (1970) 55 (11-12): 1897–1910.
... anhydrous sulfates such as mascagnite, thenardite, glau-berite, anhydrite, palmierite, anglesite, barite and celestite can be explained as combination bands. From the absorption bands of sulfohalite found in the far infrared region, the force constants of the octahedral FNa 6 and ClNa 6 ions were calculated...
Image
A) Fine-grained lecontite and thenardite, occupying the space between masca...
Published: 01 June 2009
F ig . 8. A) Fine-grained lecontite and thenardite, occupying the space between mascagnite crystals (AV1443a, solid fragment, SEM–BSE). B, C) Mascagnite occurring as prismatic crystals showing prominent cleavage perpendicular to the longitudinal axis, and as fan-like aggregates of acicular
Image
A) Fine-grained lecontite and thenardite, occupying the space between masca...
Published: 01 June 2009
F ig . 8. A) Fine-grained lecontite and thenardite, occupying the space between mascagnite crystals (AV1443a, solid fragment, SEM–BSE). B, C) Mascagnite occurring as prismatic crystals showing prominent cleavage perpendicular to the longitudinal axis, and as fan-like aggregates of acicular
Image
A) Fine-grained lecontite and thenardite, occupying the space between masca...
Published: 01 June 2009
F ig . 8. A) Fine-grained lecontite and thenardite, occupying the space between mascagnite crystals (AV1443a, solid fragment, SEM–BSE). B, C) Mascagnite occurring as prismatic crystals showing prominent cleavage perpendicular to the longitudinal axis, and as fan-like aggregates of acicular
Image
List of volcanogenic ammonium minerals.         Mineral  Chemical formula f...
Published: 01 October 2018
) Geysers, California, USA* Dunning and Cooper ( 1993 ) Larderellite (NH 4 )B 5 O 7 (OH) 2 ·H 2 O Larderello, Pisa Province, Tuscany, Italy Bechi ( 1854 ) Letovicite (NH 4 ) 3 H(SO 4 ) 2 Geysers, California, USA* Dunning and Cooper ( 1993 ) Mascagnite (NH 4 ) 2 (SO 4 ) Travale, Montieri
Journal Article
Published: 01 August 2017
American Mineralogist (2017) 102 (8): 1736–1746.
...Figure 3. Nataliyamalikite grains on mascagnite, (NH 4 ) 2 SO 4 . ...
FIGURES | View All (6)
Journal Article
Published: 01 August 2012
American Mineralogist (2012) 97 (8-9): 1446–1451.
... in the area in the years 1988–1997. These products, such as adranosite (NH 4 ) 4 NaAl 2 (SO 4 ) 4 Cl(OH) 2 ( Demartin et al. 2010a ), mascagnite (NH 4 ) 2 SO 4 , and the very rare pyracmonite (NH 4 ) 3 Fe 3+ (SO 4 ) 3 ( Demartin et al. 2010b ), were found only in the last few years. Particularly interesting...
FIGURES | View All (6)
Journal Article
Published: 01 October 2007
The Canadian Mineralogist (2007) 45 (5): 1307–1324.
..., koktaite, konyaite, kröhnkite, lanarkite, langbeinite, langite, lautenthalite, lecontite, leonite, linarite, lishizhenite, lonecreekite, magnesioaubertite, magnesiocopiapite, manganolangbeinite, mascagnite, melanterite, mendozite, mereiterite, metavoltine, minasragrite, mirabilite, mohrite, moorhouseite...
Journal Article
Published: 01 December 2005
Mineralogical Magazine (2005) 69 (6): 1037–1045.
...(?), leonite(?), linarite, mallardite(?), manganolangbeinite, mascagnite, matteuccite, mercallite , metavoltine, melanterite(?), mirabilite, misenite, palmierite , pickeringite, picromerite , piypite, polyhalite, potassium alum , thénardite, voltaite Phosphates, vanadates “mimetite”, fluellite...
FIGURES