矿物 | 化学式 | 比磁比率x | |
cgs,×10-6 | MKS,10-6 | ||
镍华Annabergite(密度3.07g/cm3) 辉砷镍矿Gersdorffite(密度5.9 g/cm3)红砷镍矿 红锑镍矿Breithauptite(密度7.5~8.5 g/cm3)方钴矿Skutterudite(密度6.5~6.84 g/cm3)斜方砷镍矿Rammelsbergite(密度7.1 g/cm3) 针镍矿Millerite(密度5.3~5.6 g/cm3) Nicolite(密度7.7~7.8 g/cm3) 辉镍矿Polydymite(密度4.5~4.8 g/cm3)锑硫镍矿 Ullmannite(密度6.7 g/cm3)暗镍蛇纹石Garnierite(密度2.27~2.89 g/cm3) | Ni3As2O6·8H2O Ni3As2.74O8·8H2ONi3As2.15O8·8H2O(Ni0.95Fe0.03Co0.02)As1.04S0.90 (Ni0.94Fe0.04Co0.02)As1.07S(Ni0.94Co0.09)As1.00S0.14Ni3As2.12O8·8H2ONiSb+NiAs (Ni0.64Co0.36)As2.35 (Ni0.89Co0.11)As2.00(Ni0.94Co0.06)As1.92(Ni0.96Co0.04)As2.07(Ni0.91Co0.09)As2.07(Ni0.51Co0.41Fe0.08)(As0.89S2.11)2.00(Ni0.95Fe0.05)S (Ni0.98Fe0.05)S(Ni0.98Fe0.02)S(Ni0.91Fe0.09)S(Ni0.92Fe0.06Co0.02)As1.00S0.07 NiAs1.07(Ni0.83Fe0.12Co0.01)As1.04Ni2.97Fe0.03S3.61 Ni2.67Fe0.27Co0.06S4.01(Ni0.94Co0.04Fe0.02)As0.48Sb0.7S1.05 (Ni0.82Mg0.16)SiO3·H2O (Ni0.87Mg0.13)(SiO3)1.10(H2O)1.11 | 6.015.980.18 0.19 6.110.045 0.063 0.060.0240.0720.1010.073 0.242 0.0390.1300.7030.099 0.0520.1130.343 0.4170.110 11.71 11.89 | 0.0750.0750.002 0.002 0.0760.0006 0.0007 0.00070.00030.00090.00130.0009 0.0030 0.00050.00160.00880.001 0.00060.00140.0043 0.00520.0014 0.147 0.149 |
注:比磁化率值是由磁化率除以密度计算而来,密度采用中值,磁化率采用平均值。
表2 钴矿物的比磁化率 (室温:20~23℃,粒度:-270目)
矿 物 | 化学式 | 比磁比率x | |
cgs,×10-6 | MKS,10-6 | ||
硫铜钴矿Carrollite(密度4.5~4.8 g/cm3) 方硫钴矿Cattierite(密度4.8 g/cm3)辉钴矿Cobaltite(密度6.3 g/cm3) 水钴矿(密度4.32 g/cm3) 斜方砷钴矿Safflorite(密度7.2 g/cm3) 硫镍钴矿Siegenite(密度4.5~4.8 g/cm3)方钴矿Skutterudite(密度6.5~6.8 g/cm3) | Co1.92Cu1.590Ni0.02Fe0.17S4.00Co1.94Cu1.60Ni0.06Fe0.03S4.00Co2.02Cu1.14Fe0.06S4.00Co1.76Cu0.87Fe0.05S4.00Co1.83Cu0.97Ni0.02Fe0.04S4.00Co0.75Ni0.05Fe0.24S2.00 Co0.91Ni0.09Fe0.15S2.00Co0.94Fe0.07As0.98S1.00 Co0.80Fe0.05Ni0.03As0.98S1.00Co0.98Fe0.05As0.97S1.00Co=53.8,Fe4.6,Cu=1.1Co=42.5,Fe=1.1,Cu=1.8Mg=3.4,SiO2=4.2Co=53.8,Cu=5.6(Co0.31Fe0.69)As2+35FeS2(Co0.58Fe0.42)As2+87FeS2 (Co0.57Fe0.43)As2+72FeS2Co0.72Ni0.86Fe1.00Cu0.19S4 Co1.02Ni1.81Fe0.28Cu0.09S4(Co0.51Ni0.02Fe0.47)As2.11S0.06 (Co0.82Ni0.05Fe0.13)As2.59S0.16(Co0.38Ni0.06Fe0.56)As2.09(Co0.54Ni0.37Fe0.09)As2.06(Co0.54Ni0.14Fe0.32)As1.98 | 0.5800.1270.1530.6580.3654.081 2.9120.102 0.0950.0541.0071.166 1.1040.1270.107 0.1101.989 0.1740.121 0.0320.1000.0640.057 | 0.00730.00160.00190.00830.00460.0513 0.00360.0013 0.00120.00070.01260.0146 0.01390.00160.0013 0.00140.0250 0.00220.0015 0.00040.00130.00080.0007 |