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MINERAL CLASSIFICATION / SYSTEMATIK der MINERALE
according to E.H. Nickel & M.C. Nichols (2009), H. Strunz & E.H. Nickel (2001)
6. BORATES
6.C: Triborates
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6.CA. Neso-triborates
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6.CA.05. - (group reserved)
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6.CA.10. Ameghinite group
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Ameghinite | |
NaB3O3(OH)4 | |
mon., C2/c | |
| | | | IMA 1966-034 |
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6.CA.15. Inderite group
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Inderite | |
MgB3O3(OH)5 · 5 H2O | |
mon., P21/a | | | | | | IMA 1966-034 |
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6.CA.20. Kurnakovite group
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Kurnakovite | |
MgB3O3(OH)5 · 5 H2O | |
tric., P-1 | |
FOTO | | | | G |
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6.CA.25. Inderborite group
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Inderborite | |
CaMg(B3O3(OH)5)2 · 6 H2O | |
mon., C2/c | | | | | | G |
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6.CA.30. Meyerhofferite group
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Meyerhofferite | |
CaB3O3(OH)5 · H2O | |
tric., P-1 | | | | | | G |
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6.CA.35. Inyoite group
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Inyoite | |
CaB3O3(OH)5 · 4 H2O | |
mon., P21/a | | | | | | G |
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6.CA.40. Solongoite group
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Solongoite | |
Ca2B3O4(OH)4Cl | |
mon., P21/a | | | | | | IMA 1973-017 |
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6.CA.45. Peprossiite group
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Peprossiite-(Ce) | |
CeAl2B4O10 | |
hex., P-62m | | | | | | IMA 1990-002 |
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6.CA.50. Nifontovite group
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Nifontovite | |
Ca3(B3O3(OH)6)2 · 2 H2O | |
mon., C2/c | | | | | | A |
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6.CA.55. Olshanskyite group
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Olshanskyite | |
Ca2(B3O3(OH)6)OH · 3 H2O | |
tric., P-1 | | | | | | IMA 1968-025 |
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6.CB. Ino-triborates
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6.CB.05. - (group reserved)
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6.CB.10. Colemanite group
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Colemanite | |
CaB3O4(OH)3 · H2O | |
mon., P21/a | | | | | | G |
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6.CB.15. Hydroboracite group
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Hydroboracite | |
CaMg(B3O4(OH)3)2 · 2 H2O | |
mon., P2/c | | | | | | G |
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6.CB.20. Howlite group
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Howlite | |
Ca2(B3O4(OH)2)(SiB2O4O(OH)3) | |
mon., P21/c | | | | | | G |
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6.CB.25. Jarandolite group
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Jarandolite | |
CaB3O4(OH)3 | |
mon., P21/b | |
FOTO | | | | IMA 1995-020c |
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6.CC. Phyllo-triborates
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6.CC.05. Johachidolite group
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Johachidolite | |
CaAlB3O7 | |
orth., Cmma | | | | | | Rd |
in bold: grandfathered, IMA accepted, renamed and redefined (with IMA CNMNC approval) minerals,
in normal letters: minerals published without IMA approval, questionable minerals, polytypes
G = Grandfathered minerals: original description preceded the establishment of the CNMNC in 1959, and generally regarded as a valid species
A or IMA No. = Minerals approved by the CNMNC
Rd = Redefinition of the mineral approved by the CNMNC
Rn = Renamed with approval by the CNMNC
GROUP = a name used to designate a group of species
N = Mineral published without approval of the CNMNC
Q = Questionable mineral
H = Hypothetical mineral (synthetic, anthropogenic, etc.)
D = Discredited by the CNMNC
Poly = Polytype
© Thomas Witzke / Stollentroll (2007-2010)
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