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Alacranite
Alacranite




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Alacranite Mineral

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1 Physical
1.1 Mohs Hardness
1.5
1.2 Luster
Adamantine Greasy
1.3 Cleavage
Imperfect on {100}
1.4 Fracture
Not Available
1.5 Streak
yellow
1.6 Bulk Density
Osmium
3.16
Rank: N/A (Overall)
Kurilite
1.7 Tenacity
Brittle
2 Chemical
2.1 Formula
2.1.1 Chemical Formula
As8S9
2.1.2 Empirical Formula
As8S9
2.2 Crystal Properties
2.2.1 Crystal System
Monoclinic
2.2.2 Space group
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 2/c
2.2.3 Crystal Habit
Equant grains
2.2.4 Crystal Class
Prismatic (2/m)
2.2.5 Twinning
Not Available
2.3 Molecular Weight
Proudite
887.97
Rank: N/A (Overall)
Diamond
3 Atomic
3.1 Axial Ratios
a:b:c =1.0355:1:0.9559
3.2 Fermion Index
Maldonite
0.00
Rank: N/A (Overall)
Algodonite
3.3 Boson Index
Algodonite
1.00
Rank: N/A (Overall)
Urea
3.4 Cell Dimensions
3.4.1 a
Mesolite
9.94
Rank: N/A (Overall)
Graphite
3.4.2 b
Liveingite
9.60
Rank: N/A (Overall)
Tantalcarbide
3.4.3 c
Taranakite
9.18
Rank: N/A (Overall)
Tiettaite
3.4.4 alpha
Nefedovite
Not Available
Rank: N/A (Overall)
Schneiderhohnite
3.4.5 beta
Catapleiite
101.94 °
Rank: N/A (Overall)
Harmotome
3.4.6 gamma
Rhonite
Not Available
Rank: N/A (Overall)
Hemihedrite
4 Optical
4.1 Photoelectric
Natronambulite
Not Available
Rank: N/A (Overall)
Hartite
4.2 Radioactivity
No Common Minerals Minerals has it !
4.2.1 GRapi
Melanocerite Ce
0.00
Rank: N/A (Overall)
Abelsonite
4.3 By Intensity
Not Available
4.4 Specific Gravity
Osmium
3.44
Rank: N/A (Overall)
Kurilite
4.5 Diaphaneity
Transparent to Translucent
4.6 Luminescence
Not Available
4.7 Birefringence
0.1300
4.8 Pleochroism
orange yellow.
5 Classification
5.1 Category
Sulfide mineral
5.2 IMA Status
Approved IMA 1986
5.3 Dana Class
02.08.22.04
5.4 Strunz Class
02.FA.20
6 Facts
6.1 Origin
Occurs as a cement in a sandy gravel (Uson caldera, USSR); in hydrothermal As-S veins (Alacran deposit, Chile).
6.2 Locality
In the Uson caldera, Kamchatka, USSR. From the Alacran deposit, Pampa Larga, Chile. Link to  MinDat.org Location Data.
6.3 Name Origin
For the occurrence in the Alacran deposit, Chile.
6.4 Color
Yellow, Red, Orange yellow.
6.5 Name Synonym
ICSD 42387
6.6 Uses
Not Available

What is Alacranite?

Minerals are solid substances, occurring naturally. Minerals are not organic compounds as their origins are inorganic. Interestingly, the process of formation of minerals do result from organic processes. What is Alacranite? Here you can know all about it. Alacranite mineral belongs to Sulfide mineral. You can know more about the Physical Properties of Alacranite and find out all the aspects pertaining to the appearance and form of a mineral. It is also important to know the IMA status of a mineral, for this mineral IMA status is Approved IMA 1986. Another important aspect is the minerals strength or hardness, Alacranite has Mohs Hardness between 1.5.

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