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Bariopyrochlore
Bariopyrochlore

Ilmenite
Ilmenite



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Bariopyrochlore
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Ilmenite

Bariopyrochlore and Ilmenite

1 Physical
1.1 Mohs Hardness
4.5-5
5-5.5
1.2 Luster
Resinous
Sub Metallic
1.3 Cleavage
111 indistinct, may be a parting.
absent; parting on {0001} and {10 1 1}
1.4 Fracture
Brittle Conchoidal Very brittle fracture producing small
Conchoidal Fractures developed in brittle materials characterized by smoothly curving surfaces
1.5 Streak
white
black
1.6 Bulk Density
Osmium
3.67
Rank: N/A (Overall)
4.55
Rank: 100 (Overall)
Kurilite
1.7 Tenacity
Brittle
Brittle
2 Chemical
2.1 Formula
2.1.1 Chemical Formula
(Ba,Sr)(Nb,Ti)2(O,OH)7
Fe++TiO3
2.1.2 Empirical Formula
Ba0.3Sr0.2Ca0.1Nb1.8Ti0.2O5.6(H2O)0.8
Fe2+TiO3
2.2 Crystal Properties
2.2.1 Crystal System
Isometric Hexoctahedral H-M Symbol
Trigonal
2.2.2 Space group
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Trigonal Rhombohedral H-M Symbol ( 3 ) Space Group: R 3
2.2.3 Crystal Habit
Typically octahedra, disseminated granular, massive
Granular to massive and lamellar exsolutions in hematite or magnetite
2.2.4 Crystal Class
Hexoctahedral (m 3 m)
Rhombohedral ( 3 )
2.2.5 Twinning
111 rare
{0001} simple, {10 1 1} lamellar
2.3 Molecular Weight
Proudite
343.55
Rank: N/A (Overall)
151.73
Rank: 100 (Overall)
Diamond
3 Atomic
3.1 Axial Ratios
Not Available
a:c = 1:2.76065
3.2 Fermion Index
Maldonite
0.02
Rank: 36 (Overall)
0.04
Rank: 34 (Overall)
Algodonite
3.3 Boson Index
Algodonite
0.98
Rank: N/A (Overall)
0.96
Rank: 100 (Overall)
Urea
3.4 Cell Dimensions
3.4.1 a
Mesolite
10.56
Rank: N/A (Overall)
5.09
Rank: 100 (Overall)
Graphite
3.4.2 b
Liveingite
Not Available
Rank: N/A (Overall)
Not Available
Rank: 100 (Overall)
Tantalcarbide
3.4.3 c
Taranakite
Not Available
Rank: N/A (Overall)
14.06
Rank: 100 (Overall)
Tiettaite
3.4.4 alpha
Nefedovite
Not Available
Rank: N/A (Overall)
Not Available
Rank: 100 (Overall)
Schneiderhohnite
3.4.5 beta
Catapleiite
Not Available
Rank: N/A (Overall)
Not Available
Rank: 100 (Overall)
Harmotome
3.4.6 gamma
Rhonite
Not Available
Rank: N/A (Overall)
Not Available
Rank: 100 (Overall)
Hemihedrite
4 Optical
4.1 Photoelectric
Natronambulite
Not Available
Rank: N/A (Overall)
Not Available
Rank: 100 (Overall)
Hartite
4.2 Radioactivity
No Common Minerals Minerals has it !
No Common Minerals Minerals has it !
4.2.1 GRapi
Melanocerite Ce
0.00
Rank: N/A (Overall)
0.00
Rank: 100 (Overall)
Abelsonite
4.3 By Intensity
3.044(1), 6.09(0.8), 1.864(0.7
2.754(1), 2.544(0.7), 1.7261(0.55
4.4 Specific Gravity
Osmium
4.00
Rank: N/A (Overall)
4.79
Rank: 100 (Overall)
Kurilite
4.5 Diaphaneity
Transparent to Translucent
Opaque
4.6 Luminescence
Not Available
Non-fluorescent.
4.7 Birefringence
0
0
4.8 Pleochroism
Not Available
Not Available
5 Classification
5.1 Category
Oxide minerals
Oxide minerals
5.2 IMA Status
Approved IMA 1977
Valid Species (Pre-IMA) 1827
5.3 Dana Class
08.02.01.03
04.03.05.01
5.4 Strunz Class
04.DH.15
04.CB.05
6 Facts
6.1 Origin
Contact zone of a highly weathered, biotite-bearing roof pendant in a carbonatite.
Common accessory mineral in igneous and metamorphic rocks. Commonly concentrated in placers as black sand deposits.
6.2 Locality
From the Mbeya carbonatite, Panda Hill, near Mbeya, Tanzania. Link to  MinDat.org Location Data.
Ilmen Mountains, southern Urals, of the Russia. Link to  MinDat.org Location Data.
6.3 Name Origin
Assigned by the IMA pyrochlore nomenclature group for the predominant barium content and to pyrochlore.
Named after Its locality.
6.4 Color
Yellow, Not Available, Not Available
Black, Not Available, Black., Not Available
6.5 Name Synonym
ICSD 45819
ICSD 30664
6.6 Uses
Not Available
The primary ore of titanium. A minor source of iron. Used to make titanium dioxide.

Bariopyrochlore and Ilmenite Information

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. The way in which the minerals are formed affects the Bariopyrochlore and Ilmenite. The appearance of a mineral is greatly influenced during its formation. Bariopyrochlore and Ilmenite information will help you understand how these minerals are found in nature. Here you can know all about it. Bariopyrochlore mineral belongs to Oxide minerals and Ilmenite belongs to Oxide minerals. It is also important to know the IMA status of a mineral, for the first mineral IMA status is Approved IMA 1977 and for second mineral it is Valid Species (Pre-IMA) 1827. Another important aspect is the minerals strength or hardness, Bariopyrochlore has Mohs Hardness between 4.5-5 while Ilmenite has a hardness of 5-5.5.

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