Hexagonal System

Hexagonal System - Unknown or Uncertain Class

Navigation

Axial Configuration	Paper Model

Partial listing of all valid minerals that crystallize in the Hexagonal System. There is not enough known about them to permit assignment into a class.

System	Class Name	AXES				Planes	Center	Hermann- Maugin Symbols
System	Class Name	2-Fold	3-Fold	4-Fold	6-Fold	Planes	Center	Hermann- Maugin Symbols
Hexagonal	Trigonal Dipyramidal	-	1	-	-	1	-	6
	Pyramidal	-	-	-	1	-	-	6
	Dipyramidal	-	-	-	1	1	yes	6/m
	Ditrigonal Dipyramidal	3	1	-	-	4	-	6m2
	Dihexagonal Pyramidal	-	-	-	1	6	-	6mm
	Trapezohedral	6	-	-	1	-	-	622
	Dihexagonal Dipyramidal	6	-	-	1	7	yes	6/m 2/m 2/m

**52 Minerals From the H-M Class Hexagonal - Unknown or Uncertain**
Mineral	Space Grp	a	c	Z	Vol (Ang3)	Calc Dens
Afghanite	P 6₃/mmc P 6₃mc or P 62c	12.7700	21.3500	4	3015.2	2.64
Arnhemite	Unk	11.0600	16.7500	4	1774.4	2.32
Asbolane	Unk	2.8230	9.6000	2	66.3	8.96
Bayankhanite	Unk
Bellbergite	P 6₃/mmc P 6₂c- P 6₃mc	13.2440	15.9880	1	2428.6	2.20
Blatonite	Unk	15.7900	23.9300	36	5167.0	4.03
Braitschite-(Ce)	Unk	12.1560	7.3770	1	944.0	2.86
Carraraite	P 6₃/m or P 6₃	11.0560	10.6290	2	1125.2	1.98
Carrboydite	Unk	18.2800	20.6800	4	5984.6	2.71
Chiluite	P 6₃22 P 6₃/m P 6₃	8.9700	12.2070	1	850.6	3.98
Chlormagaluminite	P 6/mcm P 6cm P 6c2	5.2900	15.4600	1	374.7	2.09
Cuzticite	Unk	5.0450	14.6300	2	322.5	4.01
Feitknechtite	Unk	8.6000	9.3000	16	595.7	3.92
Felsobanyaite	Unk	22.5560	19.0320	24	8385.7	2.21
Feroxyhyte	Unk	2.9300	4.6000	1	34.2	4.31
Fluocerite-(La)	Unk	4.1350	7.2950	2	108.0	6.03
Goudeyite	Unk	13.4720	5.9020	2	927.7	3.58
Guarinoite	P 6₃/mP 6₃ or P 6₃22	8.3440	21.5990	3	1302.3	2.95
Hydrohonessite	Unk	3.0900	10.8000		89.3	2.67
Hypercinnabar	Unk	7.0100	14.1300	12	601.3	7.71
Jamborite	Unk	3.0700	23.3000	3	190.2	2.91
Johnbaumite	P 6₃/mP 6₃	9.7000	6.9300	2	564.7	3.73
Karnasurtite-(Ce)	Unk.	10.6000	7.3000	3	710.3	3.16
Lourenswalsite	Unk (pseudo-HEX)	5.2440	20.4900	1	488.0	3.19
Majakite	Unk	6.0660	7.2000	6	229.4	10.42
Menshikovite	P 6₃/mP 6₃ or P 6₃22	8.4060	6.7400	4	412.5	10.65
Mertieite-I	Unk	15.0400	22.4100	18	4390.0	10.04
Minehillite	P 6₃/mmm P 62c or P 6₃mc	9.7770	33.2930	1	2756.1	2.88
Mongshanite	Unk
Morelandite	P 6₃/mP 6₃	10.1690	7.3150	2	655.1	5.10
Mountkeithite	Unk	10.6980	22.5450	2	2234.5	2.12
Nagelschmidtite	Unk	5.3800	7.1000	1	178.0	3.48
Namuwite	Unk	8.2900	10.5000	2	624.9	2.81
Nsutite	Unk	9.6500	4.4300	12	357.3	4.87
Oregonite	Unk	6.0830	7.1300	3	228.5	7.04
Orickite	Unk	3.6950	6.1600	1	72.8	4.59
Pimelite	Unk.	5.2560	14.8220	1	354.6	2.60
Plumbonacrite	Unk	9.0760	24.9600	3	1780.6	7.13
Rancieite	Unk	2.8600	7.5000		53.1	3.17
Saddlebackite	Unk	4.2300	33.4000	2	517.6	7.60
Schulenbergite	Hex	8.2490	7.1830	1	423.3	3.32
Takanelite	Unk	8.6800	9.0000	3	587.2	3.56
Tocornalite	Hex ?
Tranquillityite	Unk	11.6900	22.2500	6	2633.2	4.69
Ungursaite	P 6₃/mP 6₃	6.2180	36.8000	1	1232.2	6.87
Vozhminite	Unk	17.4600	7.2000	18	1900.9	6.18
Wallkilldellite-(Fe)	P 6₃/mmc P 6₃mc or P 62c	6.5480	23.2100	1	861.8	2.90
Wardsmithite	Unk
Woodwardite	Unk	6.0000	27.3000	2	851.1	2.58
Zemkorite	P 6₃/mmc P 6₃mc P 6₂c-	10.0600	12.7200	8	1114.8	2.59
Zincaluminite	Unk
Zn-Schulenbergite	Hex	8.2920	7.2710	1	433.0	3.27

(* - Mineral Name is Not IMA Approved)
(! - New Dana Classification Number Has Been Changed or Added)
(? - IMA Discredited Mineral Species Name

Advertisment

[Content and History] [Recent Issues] [Back Issues] [Subscriptions] [Contacts]
See Also: [Diamond Crystals] [Excalibur Minerals] [Hudson Institute] [Minerals on CDROM]
Mineral News was founded some twenty years ago and has developed a following of
avid mineral collectors seeking timely information about new finds and other items
of interest to the collector community. Articles are solicited from collector and scientific authors.