Ammonium bromide NH4 Br
—
—
0
2
0
IR
Halide , Ammonium , Compound
Ammonium chloride NH4 Cl
—
—
0
2
0
IR
Halide , Ammonium , Compound
Ammonium fluoride NH4 F
—
—
0
2
0
IR
Halide , Compound , Ammonium
Amphibole AX2 Z5 ((Si,Al,Ti)8 O22 )(OH,F,Cl,O)2
—
Clinoamphibole , w(OH, F, Cl)-dominant amphibole , Scandio-winchite , Ferro-ferri-holmquistite
Open
Tremolite from Mt Ibity, Antananarivo Province, Madagascar
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
1
1
4
EDS
Silicate , Supergroup
Analcime NaAlSi2 O6 ·H2 O
Zeolite (group) , Minerals containing H2O —
Open
Analcime on microcline, from Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
Photo by Modris Baum (via Wikimedia Commons), Public Domain
1
7
0
IR, PL, PL/Laser
Mineral, Hydrated , Aluminosilicate
Anatase TiO2
Titanium dioxide —
5
2
0
PL
Mineral, Simple oxide
Andalusite Al2 SiO5
Andalusite (subgroup) —
1
0
0
—
Mineral, Aluminosilicate
Andersonite Na2 Ca(UO2 )(CO3 )3 ·5-6H2 O
Minerals containing CO3 , Minerals containing H2O —
Open
Andersonite from Repete Mine, Blanding, San Juan County, Utah, USA
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
1
12
0
PL
Carbonate , Mineral, Hydrated , Uranyl
Andesine (Na,Ca)(Si,Al)4 O8
Plagioclase —
Open
Photo by Dave Dyet http://www.shutterstone.com, http://www.dyet.com, Public domain
3
2
1
EDS
Aluminosilicate , Variety
Andradite Ca3 FeIII 2 (SiO4 )3
Andradite-Grossular (series) , Minerals containing SiO4 —
Open
Andradite single crystal (4.2 cm), from Sibinndi, Nioro du Sahel Circle, Kayes Region, Mali.
Photo by Didier Descouens (via Wikimedia Commons), CC-BY-SA 4.0
7
0
1
SXES
Mineral, Silicate
Andradite-Grossular (series) Ca3 FeIII 2 (SiO4 )3 ‒ Ca3 Al2 (SiO4 )3
Garnet Andradite , Grossular
0
2
0
Reflectance
Silicate , Series
Anglesite PbSO4
Minerals containing SO4 , Baryte (group) , Lead sulphate —
Open
Image of a specimen of Anglesite (M 28566, Museums Victoria), from Broken Hill, New South Wales, Australia
Photograph by Frank Coffa, Museums Victoria, CC-BY
9
8
2
CL/SEM, SXES
Mineral, Sulphate
Anhydrite CaSO4
Minerals containing SO4 , Calcium sulphate —
Open
Anhydrite specimen from Naica Mine, Chihuahua, Mexico. Photographed at the Harvard Museum of Natural History
Photo by Alcinoe (via wWikimedia Commons), Public Domain
1
177
1
CL
Mineral, Sulphate
Ankerite Ca(FeII ,Mg)(CO3 )2
Minerals containing CO3 , Dolomite (group) —
10
0
0
—
Carbonate , Mineral
Anorthite CaAl2 Si2 O8
Plagioclase —
Open
Anorthite specimen from the type locality at Somma-Vesuvius Complex, Naples Province, Campania, Italy. Size: 6.9 x 4.1 x 3.8 cm
2010 Rob Lavinsky, iRocks.com, CC-BY-SA-3.0
0
25
0
CL/OM, IR, PLE, Unknown
Mineral, Aluminosilicate
