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Uricite

Big Photo

Dingo Donga Cave, Madura Motel, Eucla, Western Australia, Australia
© 2008, J. Weissman

Formula:
C
 
5
H
 
4
N
 
4
O
 
3
System:MonoclinicColour:yellowish white, ...
Hardness:1 - 2
Name:The name reflects its chemical identity: uric acid.


Natural uric acid.
2,6,8-trihydroxypurine according to the organic chemical nomenclature.

Classification of Uricite

IMA status:Approved 1973
Strunz 8th edition ID:9/D.01-40
Nickel-Strunz 10th (pending) edition ID:10.CA.40

10 : ORGANIC COMPOUNDS
C : Miscellaneous Organic Minerals
A : Miscellaneous Organic Minerals
Dana 8th edition ID:50.4.4.1

50 : ORGANIC COMPOUNDS
4 : Miscellaneous
Hey's CIM Ref.:32.14

32 :
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Type Occurrence of Uricite

Type Locality:Dingo Donga Cave, Madura Motel, Eucla, Western Australia, Australia
Year of Discovery:1974

Physical Properties of Uricite

Diaphaneity (Transparency):Translucent
Colour:yellowish white, colourless, light brown
Streak:white
Hardness (Mohs):1 - 2

Crystallography of Uricite

Crystal System:Monoclinic
Cell Parameters:a = 14.46Å, b = 7.4Å, c = 6.2Å
β = 65.2°
Ratio:a:b:c = 1.954 : 1 : 0.838
Unit Cell Volume:V 602.24 ų (Calculated from Unit Cell)

Chemical Properties of Uricite

Formula:
C
 
5
H
 
4
N
 
4
O
 
3
Essential elements:C, H, N, O
All elements listed in formula:C, H, N, O

Relationship of Uricite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
10.CA.05Refikite
C
 
20
H
 
32
O
 
2
10.CA.10Flagstaffite
C
 
10
H
 
22
O
 
3
10.CA.15Hoelite
C
 
14
H
 
8
O
 
2
10.CA.20Abelsonite
Ni[C
 
32
H
 
36
N
 
4
]
10.CA.25Kladnoite
C
 
6
H
 
4
(CO)
 
2
NH
10.CA.30Guanine
C
 
5
H
 
5
N
 
5
O
10.CA.30Tinnunculite
C
 
10
H
 
12
N
 
8
O
 
8
10.CA.35Urea
CO(NH
 
2
)
 
2
Related Minerals - Hey's Index Grouping:

- +
32.1Evenkite
C
 
21
H
 
44
32.2 Fitchtelite
C
 
19
H
 
34
32.3Simonellite
C
 
19
H
 
24
32.4Kratochvílite
C
 
13
H
 
10
32.5Idrialite
C
 
22
H
 
14
32.6Carpathite
C
 
24
H
 
12
32.7Refikite
C
 
20
H
 
32
O
 
2
32.8Flagstaffite
C
 
10
H
 
22
O
 
3
32.9Hoelite
C
 
14
H
 
8
O
 
2
32.10Kladnoite
C
 
6
H
 
4
(CO)
 
2
NH
32.11Acetamide
CH
 
3
CONH
 
2
32.12Guanine
C
 
5
H
 
5
N
 
5
O
32.13Urea
CO(NH
 
2
)
 
2
32.15Abelsonite
Ni[C
 
32
H
 
36
N
 
4
]

Other Names for Uricite

Synonyms:
IMA1973-055
Other Languages:
German:Harnsäure
Uricit
Spanish:Uricita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Uricite

Reference List:Acta Crystallographica (1965): 19: 286.

Mineralogical Magazine (1974): 39: 889.-890.

Internet Links for Uricite

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  • Raman and XRD data at RRUFF project
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    Localities for Uricite

    Hide Locality List
    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Australia
     
    • Western Australia
      • Eucla
        • Madura Motel
    		Mineralogical Magazine (1974): 39: 889.-890.
    Germany
     
    • Bavaria
      • Lower Bavaria
        • Bavarian Forest
          • Hauzenberg
            • Kropfmühl
    		Mineralien-Welt 18 (5) (2007) 20-26.
    • Rhineland-Palatinate
      • Lahn valley
        • Bad Ems District
          • Frücht
    		Möhn, G., Frohwein, J. & Blaß, G. (2009): Neue Mineralfunde von der Grube Friedrichssegen bei Bad Ems. Lapis 34 (5), 35-40; 58.
    Mineral and/or Locality
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