Boltwoodite
(K,Na)(UO2)(SiO3OH)·1.5H2O Boltwood generally occurs as small orange-yellow crystals associated with other uranium minerals. Selected Australian Occurrences:
Boleite
KAg9Pb26Cu24Cl62(OH)48 Boleite occurs as small intense blue cubes, sometimes with small octahedral corners. Selected Australian Occurrences:
Böhmite
AlO(OH) Böhmite is a common constituent of bauxite deposits, usually in pisolitic aggregates, along with gibbsite and diaspore. Selected Australian...
Bohdanowiczite
AgBiSe2 Bohdanowiczite is a rare grey selenide and generally only identified through analysis. At Iron Monarch, it was found as...
Bobierrite
Mg3(PO4)2·8H2O Bobierrite occurs as pinkish masses and aggregates in the Wodgina pegmatite. It is a rare alteration of primary phosphate...
Blödite
Na2Mg(SO4)2·4H2O Blödite occurs as a pale reddish post-mining mineral. Selected Australian Occurrences:
Blixite
Pb8O5(OH)2Cl4 Blixite is recorded as an alteration product of anglesite at the Elura Mine. Selected Australian Occurrences:
Bleasdaleite
Ca2Cu5(Bi,Cu)(PO4)4(H2O,OH,Cl)13 Bleasdaleite occurs with massive chalcocite forming patches to 5cm across in spaces between orthoclase crystals. Other associated species included...
Bixbyite
Mn3+2O3 Bixbyite is a black sub-metallic mineral, only identified through analysis of samples. Selected Australian Occurrences:
Bityite
CaLiAl2(Si2BeAl)O10(OH)2 Bityite occurs as small masses of fine-grained micaceous highly reflective plates. It was originally described at Londonderry as a...
Bismutotantalite
BiTaO4 Analysis of very small crystals of a Ta-Bi oxide indicate that they are possibly Bismutotantalite, but they are too...
Bismutoferrite
Fe3+2Bi(SiO4)2(OH) Bismutoferrite is a rare secondary bismuth mineral and can be difficult to distinguish from others. It has been recorded...
Bismutite
Bi2O2(CO3) Bismutite occurs as a white, cream, yellow or green alteration of other bismuth minerals. It can occur as small...
Bismuthinite
Bi2S3 Bismuthinite commonly occurs with native bismuth and can form as silver-grey curved wires, or prismatic crystals often as parallel...
Bismuth
Bi Bismuth crystal are rare. More often, bismuth is found as infillings between crystals of other minerals and giving the...
Bismoclite
BiOCl Bismoclite occurs as white, yellow or cream-coloured masses with a greasy lustre as an alteration product of other bismuth...
Bismite
Bi2O3 Bismite occurs as a white, yellow, grey or pale green earthy or powdery crust generally as an alteration product...
Bischofite
MgCl2·6H2O Bischofite occurs as an efflorescence on the walls of a stope, and as a constituent of salt lake crusts....
Birnessite
(Na,Ca,K)0.6(Mn4+,Mn3+)2O4·1.5H2O Birnessite generally occurs as dark brown to black botryoidal coatings. Selected Australian Occurrences:
Birchite
Cd2Cu2(PO4)2(SO4)·5H2O Birchite occurs as radiating pale blue bladed crystals in oxidised ore. Selected Australian Occurrences:
Biphosphammite
(NH4)H2(PO4) Biphosphammite occurs as colourless to buff-coloured granular crusts and tiny crystals in bat guano in caves. Selected Australian Occurrences:
Bimbowrieite
NaMgFe3+5(PO4)4(OH)6·2H2O Bimbowrieite occurs as aggregates of dark olive green to greenish brown bladed crystals. There is a photograph of bimbowrieite...
Billietite
Ba(UO2)6O4(OH)6·8H2O Billietite occurs as orange crystals associated with other secondary uranium mineral species. There is a photograph of billietite in...
Bieberite
Co(SO4)·7H2O Bieberite is a rare melanterite group mineral and occurs as a pale pink earthy crust associated with jarosite and...
Bianchite
Zn(SO4)·6H2O Bianchite occurs as white or yellowish efflorescences and crusts on waste dump material associated with other sulphates. Selected Australian...
Beyerite
CaBi2O2(CO3)2 Beyerite occurs as creamy white to pale green pearly plates or as earthy masses. Selected Australian Occurrences:
Beusite
Mn2+Mn2+2(PO4)2 Beusite is a pale brown non-descript phosphate mineral that occurs in pegmatites and is usually identified through analysis. Selected...
Beudantite
PbFe3+3(AsO4)(SO4)(OH)6 Beudantite is extremely difficult to distinguish from segnitite, even through formal analysis. They can also be confused with other...
Betpakdalite-CaMg
[Ca2(H2O)17Mg(H2O)6][Mo6+8As5+2Fe3+3O36(OH)] The betpakdalite group has five species described, three of which have been recorded in Australia, and one of those...
Betpakdalite-FeFe
[Fe3+2(H2O)15(OH)2Fe3+(H2O)6][Mo8As2Fe3+3O37] The betpakdalite group has five species described, three of which have been recorded in Australia, and one of those...
Betpakdalite-CaCa
[Ca2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O36(OH)] The betpakdalite group has five species described, three of which have been recorded in Australia, and one of those...
Betpakdalite
Betpakdalite-CaCa [Ca2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O36(OH)] Betpakdalite-CaMg [Ca2(H2O)17Mg(H2O)6][Mo6+8As5+2Fe3+3O36(OH)] Betpakdalite-FeFe [Fe3+2(H2O)15(OH)2Fe3+(H2O)6][Mo8As2Fe3+3O37] The betpakdalite group has five species described, three of which have been recorded in...
Betekhtinite
(Cu,Fe)21Pb2S15 Betekhtinite is a rare sulphide mineral requiring analysis to confirm. Selected Australian Occurrences:
β-Roselite
Ca2Co(AsO4)2·2H2O β-Roselite (or Beta-Roselite) is the triclinic dimorph of Roselite (which is monoclinic). It is pink to red in colour...
Berzelianite
Cu2-xSe (x ≈ 0.12) Berzelianite is a rare mineral, identified when ore samples are analysed. It occurs as metallic silver-white...
Beryl
Be3Al2Si6O18 Beryl typically occurs in granite pegmatites, quart veins, or metamorphic rocks such as mica schists. It often occurs as...
Bertrandite
Be4Si2O7(OH)2 Bertrandite usually occurs as white or colourless prismatic crystals. Selected Australian Occurrences:
Bertossaite
Li2CaAl4(PO4)4(OH)4 Bertossaite is a rare secondary phosphate mineral that occurs as a greyish microcrystalline zone around scorzalite grains. Selected Australian...
Berthierite
FeSb2S4 Berthierite is a metallic silver-coloured sulphosalt and can be impossible to visually distinguish from other sulphosalt minerals with a...
Berthierine
(Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4 Berthierine is a fine-grained serpentine group mineral that can be confused with the chlorite mineral, chamosite. It generally...
Bernalite
Fe(OH)3 Bernalite occurs as green pseudo-octahedral crystals and may be partially coated with goethite. The Minerals of Broken Hill book...
Bermanite
Mn2+Mn3+2(PO4)2(OH)2·4H2O Bermanite occurs as red or brown crystals of fan-shaped stacked crystal aggregates. Selected Australian Occurrences:
Berlinite
Al(PO4) Berlinite generally forms as colourless to grey, red or brown massive or granular aggregates and requires analysis to identify....
Beraunite
Fe2+Fe3+5(PO4)4(OH)5·6H2O Beraunite generally occurs as greenish, yellowish, tan or brown radial fibrous tufts or acicular crystals with other phosphates. It...
Benjaminite
Ag3Bi7S12 Benjaminite is a rare bismuth sulphosalt usually identified through analysis of ore samples. Selected Australian Occurrences:
Bementite
Mn7Si6O15(OH)8 Bementite was described as greenish veinlets in silicate minerals from the North Mine. The 2nd Edition of Minerals of...
Bellidoite
Cu2Se Bellidoite is a rare copper selenide. At the Olympic Dam deposit, it was identified as tiny grains in chalcopyrite....
Beidellite
(Na,Ca)0.3Al2(Si,Al)4O10(OH)2·nH2O Beidellite is a clay mineral, usually occurring as extremely fine platy aggregates in clay masses, as a result of...
Becquerelite
Ca(UO2)6O4(OH)6·8H2O Becquerelite is a rare secondary uranium mineral that can occur as orange or yellow prismatic crystals, or as coatings....
Bechererite
Zn7Cu(OH)13[SiO(OH)3(SO4)] Bechererite is a rare pale green or blue secondary mineral, usually occurring as thin elongated crystals or crusts....
Beaverite-(Cu)
Pb(Fe3+2Cu)(SO4)2(OH)6 Beaverite is an uncommon mineral, often occurring in the oxidised zone of lead-copper deposits, particularly in arid zones. It...
Bayldonite
Cu3PbO(AsO3OH)2(OH)2 Bayldonite is an uncommon grass green to dark green copper arsenate mineral that occurs as a secondary mineral in...