Page 271 - Ultimate Visual Dictionary (DK)

MINERALS

PHOSPHATES Rock groundmass SILICATES
(matrix) Feldspar Transparent
Limonite groundmass bicolored
groundmass (matrix) tourmaline
(matrix) crystal
Radiating Dodecahedral
wavellite sodalite
crystals crystal
WAVELLITE SODALITE
(Al (PO ) (OH,F) .5H O) (Na Al Si O Cl )
3 4 2 3 2 8 6 6 24 2
Prismatic
pyromorphite
crystals
Striated surface of
olivine crystal
PYROMORPHITE
(Pb 5 (PO 4 ) 3 Cl)
Dog tooth
calcite
CARBONATES crystal TOURMALINE
(Na(Mg,Fe,Li,Mn,Al) Al (BO ) Si .O (OH,F) )
6
3
4
18
6
3 3
Striated
cerussite
Striated prismatic
crystal
OLIVINE epidote crystal
(Fe 2 SiO 4 - Mg 2 SiO 4 )
Tabular
muscovite
crystal
CERUSSITE CALCITE
(PbCO ) (CaCO )
3 3 EPIDOTE
(Ca (Al,Fe) (SiO ) (OH))
4 3
3
2
SULFATES
Radiating crystal
Rock groundmass mass of daisy
(matrix) gypsum Orthoclase
crystal
Radiating
cyanotrichite
crystals
CYANOTRICHITE DAISY GYPSUM
(Cu Al (SO )(OH) .2H O) (CaSO 4 .2H 2 O)
12
4
4
2
2
MOLYBDATE MUSCOVITE ORTHOCLASE
(KAl (Si Al)O (OH,F) ) (KAlSi 3 O 8 )
2 3 10 2
HALIDES Cubic rock
salt crystal
Cubic
fluorite
crystal
Dark rock
Tabular groundmass
wulfenite (matrix)
crystal WULFENITE GREEN FLUORITE ORANGE HALITE (ROCK SALT)
(PbMoO 4 ) (CaF 2 ) (NaCl)
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