Glauberite Na2 Ca(SO4 )2
Minerals containing SO4 —
0
1
0
PL
Mineral, Sulphate
Glaucodot (Co0.5 Fe0.5 )AsS
Arsenopyrite (group) —
1
0
0
—
Mineral, Sulphide
Glauconite (K,Na)(FeIII ,Al,Mg)2 (Si,Al)4 O10 (OH)2
Mica —
0
2
0
PL, PL/XL
Hydroxide , Mineral, Aluminosilicate , Informal
Goethite FeOOH, FeO(OH)
Minerals containing OH , Iron oxide/hydroxide , Diaspore (group) —
Open
Botryoidal Goethite from Siegerland, Germany. Gallery of Mineralogy and Geology of the French National Museum of Natural History in Paris.
Photo by Marie-Lan Taÿ Pamart (via Wikimedia Commons), CC-BY 4.0
37
10
0
IR, Reflectance
Mineral, Hydroxide
Gold Au
—
—
Open
The Bunyip gold nugget, from Loddon River flood plain, near Bridgewater, Victoria, Australia. Weight: 1.55 kilograms (50 ounces). Specimen M 34546, Museums Victoria
Photo by Frank Coffa, Copyright Museums Victoria / CC BY (Licensed as Attribution 4.0 International)
4
17
3
SXES, TL
Mineral , Metal , Element
Graphite C
Carbon —
Open
Image courtesy of the US Geological Survey. Public domain.
2
0
2
SXES
Mineral
Greenockite CdS
Cadmium sulphide , Wurtzite (group) —
Open
Specimen of Greenockite (CdS) on Calcite (CaCO3), from Joplin, Jasper Co., Missouri, USA
Photo by Ken Larsen, Smithsonian Institution, CC0
0
2
0
IR, PL
Mineral, Sulphide
Grossular Ca3 Al2 (SiO4 )3 , Ca3 (Al,FeIII )2 (SiO4 )3
Minerals containing SiO4 , Garnet , Andradite-Grossular (series) Hydrogrossular
Open
Specimen of grossular, from Khalola hill near Sassi, Gilgit- Baltistan, Pakistan. Specimen M 38031, Museums Victoria.
Photo by John Bosworth, Copyright Museums Victoria / CC BY (Licensed as Attribution 4.0 International)
7
3
3
CL, EDS
Mineral, Aluminosilicate
Grunerite ☐FeII 2 FeII 5 Si8 O22 (OH)2
Mg-Fe-Mn amphibole , Minerals containing OH , Cummingtonite-Grunerite (series) Amosite
Open
Spray of crystals Grunerite on matrix; Photo and collection Fernando Brederodes. From Michigamme Mine, Marquette Co., Michigan, USA
(C) 2014 Fernando Brederodes (via Wikimedia Commons). Public Domain.
0
2
0
Reflectance
Hydroxide , Mineral, Silicate
Gypsum Ca(SO4 )·2H2 O
Minerals containing H2O , Gypsum (supergroup) , Calcium sulphate , Minerals containing SO4 Selenite
Open
Image of a specimen of gypsum (M 47268, Museums Victoria), from Selwyn, Queensland, Australia
Photograph by John Broomfield, Museums Victoria, CC-BY
3
27
0
IR, PL, Raman, Reflectance
Mineral, Sulphate , Hydrated
Gypsum (supergroup) —
—
Pharmacolite , Brushite , Churchite-(Y) , Gypsum
0
27
0
IR, PL, Raman, Reflectance
Supergroup
Hackmanite Na8 Al6 Si6 O24 (Cl2 ,S)
Sodalite —
Open
Sodalite (var. Hackmanite) specimen from Kiran, Koksha Valley, Badakhshan Province, Afghanistan
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
0
23
0
PL, PL/Laser, PL/UV
Aluminosilicate , Variety
Hafnium Hf
—
—
Open
A sample of a 1,7kg Hafnium crystal bar, made by van Arkel-de Boer process.
(C) 2009 Alchemist-hp (www.pse-mendelejew.de), via Wikimedia Commons. CC-BY-SA-3.0 DE
1
15
2
SXES
Element , Metal
Halite NaCl
Halite (group) —
Open
Halite specimen from Stassfurt Potash deposit, Saxony-Anhalt, Germany. Size: 6.7 x 1.9 x 1.7 cm
2010 Rob Lavinsky,ﾠiRocks.com, CC-BY-SA-3.0
2
17
2
CL/SEM
Mineral, Halide
Halite (group) A X , A =K,Li,Na; X =F,Cl—
Carobbiite , Sylvite , Halite , Villiaumite , Griceite
0
48
5
CL, CL/SEM
Group , Halide
