Tom Loomis's Image Gallery

Tom Loomis's Image Gallery
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Images from Tom Loomis

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Tom Loomis's Image Gallery With 476 Images

Nickelskutterudite Image

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Nickelskutterudite: (Ni,Co)As3-x  
Dienerite: Ni3As

Comments: Gray, blocky crystals of nickel-skutterudite (chloanthite or dienerite) with minor yellow pyrite.
Location: Gowganda, Ontario, Canada. Scale: Crystal size 3 mm.
© Tom Loomis / Dakota Matrix

Nickelskutterudite Image

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Nickelskutterudite: (Ni,Co)As3-x  
Dienerite: Ni3As

Comments: Gray, blocky crystals of nickel-skutterudite (chloanthite or dienerite) with minor yellow pyrite.
Location: Gowganda, Ontario, Canada. Scale: Crystal size 3 mm.
© Tom Loomis / Dakota Matrix

Nikischerite Image

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Nikischerite: NaFe++6Al3(SO4)2(OH)18(H2O)12

Comments: Yellowish green nikischerite on matrix.
Location: Huanuni Mine, Dalence Province, Bolivia. Scale: Crystal size 5 mm.
© Tom Loomis / Dakota Matrix

Nikischerite Image

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Nikischerite: NaFe++6Al3(SO4)2(OH)18(H2O)12

Comments: Yellowish green nikischerite on matrix.
Location: Huanuni Mine, Dalence Province, Bolivia. Scale: Crystal size 5 mm.
© Tom Loomis / Dakota Matrix

Nordstromite Image

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Nordstromite: Pb3CuBi7(S10Se4)  
Weibullite: Pb6Bi8(S,Se)18

Comments: Fibrous, silvery crystals of nordstromite. Lacking a chemical analysis it is possible that the crystal is weibullite instead.
Location: Falu mine, Falun, Sweden. Scale: Crystal Size 1 mm.
© Tom Loomis / Dakota Matrix

Nordstromite Image

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Nordstromite: Pb3CuBi7(S10Se4)  
Weibullite: Pb6Bi8(S,Se)18

Comments: Fibrous, silvery crystals of nordstromite. Lacking a chemical analysis it is possible that the crystal is weibullite instead.
Location: Falu mine, Falun, Sweden. Scale: Crystal Size 1 mm.
© Tom Loomis / Dakota Matrix

Nullaginite Image

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Nullaginite: Ni2(CO3)(OH)2

Comments: Green encrustations of nullaginite on matrix.
Location: Widgiemooltha, Western Australia, Australia. Scale: Sample size: 2 x 2 x 1 cm.
© Tom Loomis / Dakota Matrix

Nullaginite Image

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Nullaginite: Ni2(CO3)(OH)2

Comments: Green encrustations of nullaginite on matrix.
Location: Widgiemooltha, Western Australia, Australia. Scale: Sample size: 2 x 2 x 1 cm.
© Tom Loomis / Dakota Matrix

Paakkonenite Image

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Paakkonenite: Sb2AsS2  
Kermesite: Sb2S2O

Comments: Much of the matrix is the gray metallic paakkonenite with red crystals of kermesite and minute yellow crystals of valentinite.
Location: Cai' ao mine, Danfong Co., Shaanxi Prov., China. Scale: 3x2x2cm.
© Tom Loomis / Dakota Matrix

Paakkonenite Image

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Paakkonenite: Sb2AsS2  
Kermesite: Sb2S2O

Comments: Much of the matrix is the gray metallic paakkonenite with red crystals of kermesite and minute yellow crystals of valentinite.
Location: Cai' ao mine, Danfong Co., Shaanxi Prov., China. Scale: 3x2x2cm.
© Tom Loomis / Dakota Matrix

Parafransoletite Image

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Parafransoletite: Ca3Be2(PO4)2(PO3,OH)2·4(H2O)  
Roscherite: Ca(Mn++,Fe++)5Be4(PO4)6(OH)4·6(H2O)

Comments: White, crystalline aggregate sprays of parafransoletite on dark reddish brown roscherite with massive, white, sucrosic whitlockite.
Location: Tip Top mine, Custer County, South Dakota, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Parafransoletite Image

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Parafransoletite: Ca3Be2(PO4)2(PO3,OH)2·4(H2O)  
Roscherite: Ca(Mn++,Fe++)5Be4(PO4)6(OH)4·6(H2O)

Comments: White, crystalline aggregate sprays of parafransoletite on dark reddish brown roscherite with massive, white, sucrosic whitlockite.
Location: Tip Top mine, Custer County, South Dakota, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Paraotwayite Image

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Paraotwayite: Ni(OH)2-x(SO4,CO3)0.5x x=.5

Comments: Pale green, fibrous, silky, free standing paraotwayite crystals to about 0.25mm.
Location: Vaca Murta meteorite, Taltal, Atacama, Chile. Scale: Crystal size .25 mm.
© Tom Loomis / Dakota Matrix

Paraotwayite Image

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Paraotwayite: Ni(OH)2-x(SO4,CO3)0.5x x=.5

Comments: Pale green, fibrous, silky, free standing paraotwayite crystals to about 0.25mm.
Location: Vaca Murta meteorite, Taltal, Atacama, Chile. Scale: Crystal size .25 mm.
© Tom Loomis / Dakota Matrix

Partzite Image

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Partzite: Cu2Sb2(O,OH)7 (?)

Comments: Light to dark green partzite encrustations with sky-blue chrysocolla and limonite gossan matrix.
Location: Comanche mine, Blind Spring Hill, Benton, Mono Co., California, USA. Scale: 5.5 x 3.5 x 4cm.
© Tom Loomis / Dakota Matrix

Partzite Image

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Partzite: Cu2Sb2(O,OH)7 (?)

Comments: Light to dark green partzite encrustations with sky-blue chrysocolla and limonite gossan matrix.
Location: Comanche mine, Blind Spring Hill, Benton, Mono Co., California, USA. Scale: 5.5 x 3.5 x 4cm.
© Tom Loomis / Dakota Matrix

Pascoite Image

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Pascoite: Ca3V10O28·17(H2O)

Comments: Bright orange sugary crusts of pascoite across sandstone matrix.
Location: Black Stone Incline, Thompson dist., Grand Co., Utah, USA. Scale: Picture size 2 cm.
© Tom Loomis / Dakota Matrix

Pascoite Image

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Pascoite: Ca3V10O28·17(H2O)

Comments: Bright orange sugary crusts of pascoite across sandstone matrix.
Location: Black Stone Incline, Thompson dist., Grand Co., Utah, USA. Scale: Picture size 2 cm.
© Tom Loomis / Dakota Matrix

Pearceite Image

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Pearceite: [Ag9CuS4] [(Ag,Cu)6(As,Sb)2S7]

Comments: Crystals of metallic pearceite to 0.75 mm scattered in vug.
Location: Sarbaiskoe, Kazakhstan. Scale: 4x3x3 cm.
© Tom Loomis / Dakota Matrix

Pearceite Image

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Pearceite: [Ag9CuS4] [(Ag,Cu)6(As,Sb)2S7]

Comments: Crystals of metallic pearceite to 0.75 mm scattered in vug.
Location: Sarbaiskoe, Kazakhstan. Scale: 4x3x3 cm.
© Tom Loomis / Dakota Matrix
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