Axial Configuration |
Paper Model |
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Monoclinic - Prismatic Class (2/m) Mineral
Species Listing
System |
Class Name |
AXES |
Planes |
Center |
- Hermann-
- Maugin
- Symbols
|
2-Fold |
3-Fold |
4-Fold |
6-Fold |
Monoclinic |
Prismatic |
1 |
- |
- |
- |
1 |
yes |
2/m |
Synonyms: Normal Class, Gypsum Type, Holohedral, or Digonal Equatorial
Class.
Space Groups in class: C2/c, C2/m, P2/c, P2/m, P21/c, and P21/m.
Example of the Monoclinic - prismatic class symmetry in stereo using
JCrystal Applet by Steffen Weber.
|
|
Example of the Monoclinic - prismatic class symmetry in stereo using Faces (version 3.5) by Georges
Favreau. |
|
LEGEND:
Bold - (Valid Mineral Species)
! - Dana Number Added
# - (Grandfathered as Valid}
? - (Discredited or otherwise Invalid Species)
* - (Not Approved IMA)
See Mouse Pointer Tool Tip on Mineral Name for more Information
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1288 Minerals From the H-M Class Monoclinic - Prismatic
Mineral |
Space Grp |
a |
b |
c |
alpha |
Z |
Vol (Ang3) |
Calc Dens |
Meas Dens |
Actinolite # |
C2/m |
9.84 |
18.1 |
5.28 |
104.7 |
2 |
909.61 |
3.11 |
3.0 - 3.1 |
Acuminite |
C2/c |
13.223 |
5.175 |
14.251 |
111.61 |
8 |
906.64 |
3.31 |
3.3 |
Admontite |
21/c |
12.68 |
10.07 |
11.32 |
109.68 |
4 |
1,360.99 |
1.83 |
1.8 - 1.9 |
Aegirine # |
C2/c |
9.65 |
8.79 |
5.29 |
107.5 |
4 |
427.95 |
3.59 |
3.5 |
Aegirine-augite * |
C2/c |
9.68 |
8.79 |
5.26 |
105 |
4 |
432.31 |
3.50 |
3.4 - 3.6 |
Ahlfeldite # |
21/m |
7.53 |
8.76 |
6.43 |
99.083 |
4 |
418.82 |
3.52 |
3.4 |
Akaganeite |
I2/m |
10.587 |
3.0311 |
10.515 |
90.03 |
1 |
337.43 |
3.75 |
3.0 |
Akrochordite # |
21/c |
5.682 |
17.627 |
6.832 |
99.49 |
2 |
674.91 |
3.26 |
3.2 - 3.3 |
Alacranite |
P2/c |
9.942 |
9.601 |
9.178 |
101.94 |
2 |
857.12 |
3.44 |
3.4 - 3.5 |
Alamosite # |
P2/n |
11.209 |
7.041 |
12.22 |
113.15 |
12 |
886.78 |
6.37 |
6.5 |
Allactite # |
21/a |
11.03 |
12.12 |
5.51 |
114.083 |
2 |
672.48 |
3.94 |
3.8 |
Allanite-(Ce) ! |
21/m |
8.98 |
5.75 |
10.23 |
115 |
2 |
478.74 |
4.26 |
3.3 - 4.2 |
Allanite-(La) ! |
21/m |
8.914 |
5.726 |
10.132 |
114.87 |
2 |
469.19 |
3.95 |
3.9 |
Allanite-(Y) ! |
21/m |
8.98 |
5.75 |
10.23 |
115 |
2 |
478.74 |
4.15 |
3.3 - 4.2 |
Allanpringite ! |
P21/n pseudo-ortho |
9.777 |
7.358 |
17.83 |
92.19 |
4 |
1,281.74 |
2.58 |
2.5 |
Alleghanyite # |
21/a |
10.46 |
4.86 |
8.3 |
109.133 |
2 |
398.63 |
4.11 |
4.0 |
Allochalcoselite ! |
C2/m |
18.468 |
6.1475 |
15.314 |
119.284 |
4 |
1,516.44 |
4.64 |
|
Alluaudite # |
C2/c |
12.004 |
12.533 |
6.404 |
114.4 |
4 |
877.40 |
3.65 |
3.5 - 3.6 |
Alpersite ! |
21/c |
14.166 |
6.534 |
10.838 |
105.922 |
4 |
964.69 |
1.81 |
|
Altisite |
C2/m |
10.37 |
16.32 |
9.16 |
105.6 |
2 |
1,493.12 |
2.67 |
2.6 - 2.7 |
Aluminite # |
21/c |
7.44 |
15.583 |
11.7 |
110.18 |
4 |
1,273.20 |
1.80 |
1.7 |
Aluminobarroisite ! |
C2/m |
9.9 |
18 |
5.3 |
105 |
2 |
912.28 |
2.91 |
2.9 |
Aluminoceladonite ! |
Unk |
|
|
|
|
|
|
|
|
Aluminoferrobarroisite ! |
C2/m |
9.9 |
18 |
5.3 |
105 |
2 |
912.28 |
3.25 |
2.9 |
Aluminoferrotschermakite ! |
C2/m |
|
|
|
|
2 |
|
|
|
Aluminomagnesiohulsite ! |
P2/m |
5.3444 |
3.03 |
10.506 |
94.46 |
2 |
169.61 |
3.82 |
|
Alumino-magnesiotaramite ! |
C2/m |
9.7899 |
17.8991 |
5.3192 |
104.9 |
|
900.75 |
|
|
Aluminotaramite ! |
C2/m |
9.7489 |
17.9377 |
5.3233 |
104.539 |
2 |
901.09 |
3.29 |
|
Alvanite |
P21/n |
17.808 |
5.132 |
8.881 |
92.11 |
2 |
811.09 |
2.50 |
2.4 - 2.5 |
Amarillite # |
C2/c |
8.419 |
10.8409 |
12.4717 |
95.495 |
4 |
1,133.06 |
2.22 |
2.2 |
Ameghinite |
C2/c |
18.428 |
9.882 |
6.326 |
104.387 |
8 |
1,115.87 |
2.04 |
2.0 |
Ammonioborite # |
C2/c |
25.27 |
9.65 |
11.56 |
94.287 |
6 |
2,811.08 |
1.74 |
1.8 |
Amstallite |
C2/c |
18.83 |
11.517 |
5.19 |
100.86 |
4 |
1,105.37 |
2.40 |
2.4 |
Anandite |
C2/m |
5.412 |
9.434 |
19.953 |
94.87 |
4 |
1,015.06 |
3.88 |
3.9 |
Andremeyerite |
21/c |
7.488 |
13.785 |
7.085 |
118.23 |
4 |
644.34 |
4.26 |
4.2 |
Andyrobertsite ! |
21/m |
9.81 |
10.034 |
9.975 |
101.84 |
2 |
960.98 |
4.15 |
4.0 |
Angelaite ! |
P21/n |
4.0329 |
12.734 |
14.639 |
90.103 |
4 |
751.78 |
6.89 |
|
Ankinovichite ! |
P21/n |
17.8098 |
5.1228 |
8.8665 |
92.141 |
2 |
808.38 |
2.48 |
2.5 |
Annabergite # |
I2/m |
10.122 |
13.284 |
4.698 |
104.75 |
2 |
610.88 |
3.25 |
3.0 - 3.1 |
Annite # |
C2/m |
5.39 |
9.334 |
10.29 |
100 |
2 |
509.83 |
3.34 |
3.2 |
Ansermetite ! |
C2/m |
13.171 |
10.128 |
6.983 |
111.572 |
4 |
866.26 |
2.42 |
2.6 |
Antimonpearceite |
C2/m |
12.8 |
7.4 |
11.9 |
90 |
2 |
1,127.17 |
6.25 |
6.3 |
Apatite-(CaOH)-M ! |
P21/b |
9.445 |
18.853 |
6.8783 |
120 |
4 |
1,060.70 |
3.13 |
|
Apjohnite # |
21/c |
6.198 |
24.347 |
21.266 |
100.28 |
4 |
3,157.58 |
1.87 |
1.8 |
Aplowite |
21/m |
5.94 |
13.56 |
7.9 |
90.5 |
4 |
636.29 |
2.36 |
2.3 |
Aravaipaite |
21/m |
25.048 |
5.8459 |
5.6805 |
94.01 |
4 |
829.75 |
6.70 |
|
Arfvedsonite # |
C2/m |
9.9 |
18 |
5.3 |
104 |
2 |
916.41 |
3.47 |
3.4 - 3.5 |
Aristarainite |
21/a |
18.886 |
7.521 |
7.815 |
97.72 |
2 |
1,099.99 |
1.90 |
2.0 |
Armbrusterite ! |
C2/m |
17.3335 |
23.539 |
13.4895 |
115.069 |
2 |
4,985.42 |
2.54 |
2.8 |
Arsenbrackebuschite |
21/m |
7.764 |
6.045 |
9.022 |
112.5 |
2 |
391.20 |
6.52 |
6.5 |
Arseniopleite # |
I2/a |
6.8113 |
13.0358 |
11.3245 |
100.25 |
4 |
989.46 |
4.95 |
4.2 - 4.3 |
Arseniosiderite # |
A2/a |
17.76 |
19.53 |
11.3 |
96 |
12 |
3,897.97 |
3.92 |
3.5 - 3.9 |
Arsenopyrite # |
21/c |
5.74 |
5.68 |
5.79 |
112.17 |
4 |
174.82 |
6.19 |
6.1 |
Arsenpolybasite |
C2/m |
26.08 |
15.04 |
23.84 |
90 |
16 |
9,351.08 |
5.89 |
6.2 |
Arsentsumebite # |
21/m |
8.85 |
5.92 |
7.84 |
112.6 |
2 |
379.21 |
6.39 |
6.5 |
Arthurite |
21/c |
10.09 |
9.62 |
5.55 |
92.2 |
2 |
538.32 |
3.28 |
3.0 |
Artsmithite ! |
C2/c |
17.022 |
9.074 |
7.015 |
101.2 |
4 |
1,062.88 |
6.40 |
|
Arupite |
I2/m |
9.889 |
13.225 |
4.645 |
102.41 |
2 |
593.29 |
4.77 |
|
Aschamalmite |
C2/m |
13.71 |
4.09 |
31.43 |
91 |
4 |
1,762.13 |
7.35 |
7.3 |
Aspidolite |
C2/m |
5.291 |
9.16 |
10.12 |
105.1 |
2 |
473.54 |
2.88 |
|
Atelestite # |
21/a |
10.88 |
7.42 |
6.98 |
107.213 |
1 |
538.25 |
6.95 |
6.8 |
Attakolite # |
C2/m |
17.188 |
11.477 |
7.322 |
113.83 |
4 |
1,321.25 |
3.36 |
3.1 - 3.2 |
Augelite # |
C2/m |
13.124 |
7.988 |
5.06 |
112.25 |
4 |
490.96 |
2.71 |
2.7 |
Augite # |
C2/c |
9.8 |
9 |
5.25 |
105 |
4 |
447.27 |
3.33 |
3.2 - 3.6 |
Aurichalcite # |
21/m |
13.82 |
6.419 |
5.29 |
101.04 |
2 |
460.59 |
3.94 |
3.6 - 3.9 |
Aurivilliusite ! |
C2/m |
17.58 |
6.979 |
6.693 |
101.71 |
8 |
804.08 |
8.95 |
|
Avdoninite ! |
P2/m or 21/m |
24.34 |
5.878 |
11.626 |
86.7 |
4 |
1,660.58 |
3.06 |
3.0 |
Azurite # |
21/a |
5.008 |
5.844 |
10.336 |
92.333 |
2 |
302.25 |
3.79 |
3.8 - 3.9 |
Baddeleyite # |
21/c |
5.1477 |
5.203 |
5.3156 |
99.38 |
4 |
140.47 |
5.83 |
5.5 - 6.0 |
Baghdadite |
21/a |
10.42 |
10.16 |
7.36 |
91.1 |
4 |
779.04 |
3.42 |
3.5 |
Bahianite |
C2/m |
9.406 |
11.541 |
4.41 |
90.94 |
2 |
478.66 |
5.26 |
4.9 - 5.5 |
Bakerite # |
21/c |
4.85 |
7.627 |
9.659 |
90.255 |
1 |
357.29 |
2.90 |
2.7 - 2.9 |
Bakhchisaraitsevite ! |
21/c |
8.32 |
12.9 |
17.5 |
102 |
4 |
1,837.20 |
2.43 |
2.5 |
Balangeroite |
P2/n |
19.4 |
19.4 |
9.65 |
88.9 |
2 |
3,631.20 |
3.09 |
3.0 - 3.1 |
Bannermanite |
C2/m |
15.413 |
3.615 |
10.066 |
109.29 |
2 |
529.37 |
3.54 |
3.5 |
Bannisterite # |
A2/a |
22.265 |
16.368 |
24.668 |
94.285 |
4 |
8,964.72 |
2.77 |
2.8 |
Baratovite |
C2/c |
16.94 |
9.746 |
20.907 |
112.5 |
4 |
3,188.94 |
2.93 |
2.9 |
Barbosalite # |
21/c |
7.25 |
7.46 |
7.49 |
120.25 |
2 |
349.94 |
3.72 |
3.6 |
Bariandite |
C2/c |
11.7 |
3.63 |
29.06 |
101.5 |
2 |
1,209.43 |
2.49 |
2.7 |
Baricite |
C2/m |
10.075 |
13.416 |
4.76 |
104.867 |
2 |
621.85 |
2.30 |
2.4 |
Barnesite |
P2/m |
12.17 |
3.602 |
7.78 |
95.03 |
1 |
339.73 |
3.23 |
3.2 |
Barroisite # |
C2/m |
|
|
|
|
2 |
|
|
|
Barstowite |
21/m |
4.2043 |
9.199 |
16.663 |
91.82 |
2 |
644.12 |
5.77 |
5.5 - 5.7 |
Barytolamprophyllite |
C2/m |
19.8971 |
7.1165 |
5.4108 |
96.676 |
2 |
760.96 |
3.52 |
3.6 - 3.7 |
Bassetite # |
21/m |
6.98 |
17.07 |
7.01 |
90.53 |
2 |
835.20 |
3.70 |
3.6 |
Baumhauerite-2a ! |
Unk |
|
|
|
|
|
|
|
|
Bayerite # |
21/a |
5.062 |
8.671 |
4.713 |
90.27 |
4 |
206.86 |
2.50 |
2.5 |
Bayldonite # |
A2/a |
14.083 |
5.893 |
10.152 |
106.1 |
4 |
809.48 |
5.99 |
5.5 |
Bayleyite # |
21/a |
26.65 |
15.31 |
6.53 |
93.066 |
4 |
2,660.50 |
2.05 |
2.0 |
Baylissite |
21/a |
12.37 |
6.24 |
6.86 |
114.5 |
2 |
481.84 |
2.03 |
|
Bazhenovite |
21/c |
8.45 |
17.47 |
8.24 |
119.5 |
1 |
1,058.70 |
1.75 |
1.8 |
Bearthite |
21/m |
7.231 |
5.734 |
8.263 |
112.57 |
4 |
316.37 |
6.59 |
|
Beidellite # |
C2/m or ORTH |
5.14 |
8.93 |
15 |
99.54 |
2 |
678.98 |
1.90 |
2.0 - 2.3 |
Belloite ! |
21/a |
5.552 |
6.668 |
6.124 |
115 |
4 |
205.47 |
3.75 |
|
Bementite |
21/c |
14.838 |
17.584 |
14.7 |
95.54 |
7 |
3,817.48 |
3.10 |
3.0 |
Benavidesite |
21/a |
15.74 |
19.14 |
4.06 |
91.5 |
2 |
1,222.71 |
5.60 |
5.6 |
Bendadaite ! |
21/c |
10.239 |
9.713 |
5.552 |
94.11 |
2 |
550.73 |
3.33 |
|
Benjaminite # |
C2/c |
13.246 |
4.044 |
20.179 |
103.21 |
2 |
1,052.32 |
6.74 |
6.7 |
Beraunite # |
C2/c |
20.646 |
5.129 |
19.213 |
93.34 |
4 |
2,031.07 |
2.85 |
2.9 |
Bergenite |
21/c |
10.092 |
17.245 |
17.355 |
113.678 |
2 |
2,766.14 |
3.96 |
4.1 |
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