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gilalite vs minguzzite vs arsenolite

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gilalite (mineral) | minguzzite (mineral) | arsenolite (mineral)
gilalite (mineral) | minguzzite (mineral) | arsenolite (mineral)

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General properties

 | gilalite | minguzzite | arsenolite alternate names | (none) | (none) | arsenic oxide | arsenious acid | arsenious oxide | arsenite | arsenium calciforme | white arsenic formula | Cu_5Si_6O_17·7(H_2O) | K_3Fe^(3+)(C_2O_4)_3·3(H_2O) | As_2O_3 discovery year | 1980 | 1955 | 1854
| gilalite | minguzzite | arsenolite alternate names | (none) | (none) | arsenic oxide | arsenious acid | arsenious oxide | arsenite | arsenium calciforme | white arsenic formula | Cu_5Si_6O_17·7(H_2O) | K_3Fe^(3+)(C_2O_4)_3·3(H_2O) | As_2O_3 discovery year | 1980 | 1955 | 1854

Basic properties

 | gilalite | minguzzite | arsenolite density | 2.82 g/cm^3 | 2.117 g/cm^3 | 3.7 g/cm^3 transparency | translucent | | transparent | translucent birefringence | 0.075 | 0.096 | 0 luster | nonmetallic | vitreous | vitreous | silky Mohs hardness | 2 | | 1.5 streak | light green | | white magnetism | nonmagnetic | nonmagnetic | nonmagnetic color | blue green | green | green | yellow green | blue | white | light yellow | red fracture | | | conchoidal molar mass | 884.3 g/mol | 491.3 g/mol | 197.8 g/mol
| gilalite | minguzzite | arsenolite density | 2.82 g/cm^3 | 2.117 g/cm^3 | 3.7 g/cm^3 transparency | translucent | | transparent | translucent birefringence | 0.075 | 0.096 | 0 luster | nonmetallic | vitreous | vitreous | silky Mohs hardness | 2 | | 1.5 streak | light green | | white magnetism | nonmagnetic | nonmagnetic | nonmagnetic color | blue green | green | green | yellow green | blue | white | light yellow | red fracture | | | conchoidal molar mass | 884.3 g/mol | 491.3 g/mol | 197.8 g/mol

Units

Mineral identifiers

 | gilalite | minguzzite | arsenolite Strunz ID | VIII/D.06-10 | IX/A.01-60 | IV/C.02-10 Dana ID | 78.4.4.1 | 50.1.4.1 | 4.3.9.1 IMA number | IMA1979-021 | |  ICSD number | | | ICSD2114
| gilalite | minguzzite | arsenolite Strunz ID | VIII/D.06-10 | IX/A.01-60 | IV/C.02-10 Dana ID | 78.4.4.1 | 50.1.4.1 | 4.3.9.1 IMA number | IMA1979-021 | | ICSD number | | | ICSD2114

Crystallographic properties

 | gilalite | minguzzite | arsenolite crystal system | monoclinic | monoclinic | cubic crystal class | | 2/m | 4/m-32/m unit cell volume | 2314 Å^3 (cubic ångströms) | 1509 Å^3 (cubic ångströms) | 1348 Å^3 (cubic ångströms) d-spacing | 13.49 Å (ångströms) | 7.786 Å (ångströms) | 10.97 Å (ångströms) | 6.9 Å (ångströms) | 2.18 Å (ångströms) | 3.61 Å (ångströms) | 3.195 Å (ångströms) | 6.394 Å (ångströms) | 2.541 Å (ångströms) intensity | 100% | 50% | 50% | 100% | 65% | 65% | 100% | 63% | 38% molecules per unit cell | 4 molecules per cell | 4 molecules per cell | 16 molecules per cell 2V angle | | 13 π/30 radians≈78° (degrees) |  refractive indices | 1.56 | 0 | 0 | 0 | 0 | 0 | 1.5 | 1.555 | 1.596 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.755 dispersion | none | r > v |  unit cell lengths | 13.38 Å (ångströms) | 19.16 Å (ångströms) | 9.026 Å (ångströms) | 7.66 Å (ångströms) | 19.87 Å (ångströms) | 10.27 Å (ångströms) | 11.05 Å (ångströms) | 11.05 Å (ångströms) | 11.05 Å (ångströms) unit cell angles | 90° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees) | 105.1° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees)
| gilalite | minguzzite | arsenolite crystal system | monoclinic | monoclinic | cubic crystal class | | 2/m | 4/m-32/m unit cell volume | 2314 Å^3 (cubic ångströms) | 1509 Å^3 (cubic ångströms) | 1348 Å^3 (cubic ångströms) d-spacing | 13.49 Å (ångströms) | 7.786 Å (ångströms) | 10.97 Å (ångströms) | 6.9 Å (ångströms) | 2.18 Å (ångströms) | 3.61 Å (ångströms) | 3.195 Å (ångströms) | 6.394 Å (ångströms) | 2.541 Å (ångströms) intensity | 100% | 50% | 50% | 100% | 65% | 65% | 100% | 63% | 38% molecules per unit cell | 4 molecules per cell | 4 molecules per cell | 16 molecules per cell 2V angle | | 13 π/30 radians≈78° (degrees) | refractive indices | 1.56 | 0 | 0 | 0 | 0 | 0 | 1.5 | 1.555 | 1.596 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.755 dispersion | none | r > v | unit cell lengths | 13.38 Å (ångströms) | 19.16 Å (ångströms) | 9.026 Å (ångströms) | 7.66 Å (ångströms) | 19.87 Å (ångströms) | 10.27 Å (ångströms) | 11.05 Å (ångströms) | 11.05 Å (ångströms) | 11.05 Å (ångströms) unit cell angles | 90° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees) | 105.1° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees) | 90° (degrees)