Dickite
Al2 Si2 O5 (OH)4
Minerals containing OH , Kaolinite (subgroup)
—
1
0
0
—
Hydroxide , Mineral, Aluminosilicate
Digenite
Cu1.8 S
—
—
9
0
0
—
Mineral, Sulphide
Dioctahedral sheet silicate
—
—
—
0
2
0
Reflectance
Group , Silicate, Informal
Diopside
CaMgSi2 O6 , Ca(Mg,V)Si2 O6
Clinopyroxene
—
Open
Diopside specimen from De Kalb, De Kalb Township, St Lawrence County, New York, USA. Size: 4.3 x 3.3 x 1.9 cm.
2010 Rob Lavinsky, iRocks.com, CC-BY-SA-3.0
15
21
2
Reflectance
Mineral, Silicate
Djurleite
Cu31 S16
—
—
12
0
0
—
Mineral, Sulphide
Dolomite
CaMg(CO3 )2
Minerals containing CO3 , Dolomite (group)
—
Open
Dolomite specimen from Serra das Éguas, Brumado, Bahia, Northeast Region, Brazil
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
19
30
2
CL, PL/Laser
Carbonate , Mineral
Domeykite
Cu3 As
—
—
1
0
0
—
Mineral, Arsenide
Dravite
NaMg3 Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH)
Minerals containing OH , Tourmaline , Minerals containing BO3
—
Open
Specimen of dravite with muscovite from Yinnieharra Station, WA, Australia
Photo by Joel E. Arem, via Smithsonian National Museum of Natural History
1
0
1
Reflectance
Hydroxide , Mineral, Aluminosilicate , Borate
Dumortierite
Al(Al2 O)(Al2 O)2 (SiO4 )3 (BO3 )
Minerals containing SiO4 , Minerals containing BO3
—
Open
Dumortierite specimen from Rochester, Nevada, USA
Photo by NMNH Photo Services, Smithsonian National Museum of Natural History
0
4
0
PL, PL/XL
Mineral, Aluminosilicate , Borate
Dundasite
PbAl2 (CO3 )2 (OH)4 ·H2 O
Minerals containing OH , Minerals containing CO3 , Minerals containing H2O
—
Open
Dundasite, from Le Rocheux Mine, Theux, Verviers, Belgium. Field of view: 5 mm
Photo by Henk Smeets – tomeikminerals.com (via Wikimedia Commons). CC-BY-4.0
1
0
1
Reflectance
Carbonate , Hydroxide , Mineral, Hydrated
Dysprosium ultraphosphate
DyP5 O14
REE ultraphosphate
—
1
5
2
CL/SEM, SXES
REE, Phosphate , Synthetic , Compound , Ultraphosphate
Edenite
NaCa2 Mg5 (Si7 Al)O22 (OH)2
Minerals containing OH , Edenite root name group
—
Open
Edenite specimen from Bancroft, Hastings County, Ontario, Canada
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
0
14
0
PL
Mineral, Silicate , Hydroxide
Elbaite
Na(Al1.5 Li1.5 )Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH)
Minerals containing OH , Tourmaline , Minerals containing BO3
—
Open
Elbaite from Tourmaline Queen Mine, Pala, San Diego Co., California, USA
Photo by Chip Clark, Smithsonian Institution. CC0
1
4
0
PL, PL/XL
Hydroxide , Mineral, Aluminosilicate , Borate
Elpidite
Na2 ZrSi6 O15 ·3H2 O
Minerals containing H2O
—
Open
Elpidite with pyrite from Mont-Saint-Hilaire, Quebec, Canada
Photo by Chip Clark, via Smithsonian National Museum of Natural History
0
3
0
PL/XL
Mineral, Silicate , Hydrated
Embolite
Ag(Br,Cl)
Embolite (series)
—
Open
Chlorargyrite from Silver King Mine, Trojan District, Providence Mts, San Bernardino County, California, USA
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
0
2
0
PL
Halide , Variety