- It
forms colorless, white, or yellow-brown
crystals in the isometric-
hexoctahedral class. It has very poor
cleavage and is
brittle to
conchoidal fracture...
-
oxidation of
silver mineral deposits. It
crystallizes in the isometric–
hexoctahedral crystal class.
Typically m****ive to
columnar in
occurrence it also has...
-
solid solution series with analcime. It
crystallizes in the isometric-
hexoctahedral crystal system as colorless, white, gray, or
rarely pink and blue m****es...
-
crystals with red
internal reflections are in the
isometric system hexoctahedral class,
appearing as cubic, octahedral, or
dodecahedral forms, or in...
- and has no
clear cleavage although its
crystal structure is isometric-
hexoctahedral. Its
density is
about 8 g/cm3 and its
hardness is 4 on the Mohs scale...
-
greenish tint in
reflected light. Wüstite
crystallizes in the isometric-
hexoctahedral crystal system in
opaque to
translucent metallic grains. It has a Mohs...
- 10a Dana
classification 1.3.6.1
Crystal system Cubic Crystal class Hexoctahedral (m3m) H-M symbol: (4/m 3 2/m)
Space group Fd3m (No. 227)
Structure Jmol...
- with a
metallic grayish to
white color. The
structure is isometric-
hexoctahedral (cubic). Its
density is
around 8 g/cm3 and
hardness is 5 to 5.5 on the...
- CD.10 Dana
classification 2.8.1.1
Crystal system Cubic Crystal class Hexoctahedral (m3m) H–M symbol: (4/m 3 2/m)
Space group Fm3m Unit cell a = 5.936 Å;...
-
General Category Native minerals Formula C
Crystal system Isometric-
hexoctahedral (cubic)
Identification Formula m**** 12.01 u
Color Typically black, can...
