Richard Dale's Image Gallery

Richard Dale's Image Gallery
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Richard Dale's Image Gallery With 23 Images

Tapiolite Image

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Tapiolite: (Fe,Mn)(Ta,Nb)2O6  
Tapiolite-(Fe): (Fe++,Mn++)(Ta,Nb)2O6

Comments: Twinned, brown, dipyramid crystal of ferrotapiolite.
Location: Sapucaia district, Galileia, Minas Gerais, Brazil. Scale: 4.2x3.1x3.1 cm.
© Richard Dale / Dale Minerals

Tapiolite-(Fe) Image

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Tapiolite-(Fe): (Fe++,Mn++)(Ta,Nb)2O6  
Tapiolite: (Fe,Mn)(Ta,Nb)2O6

Comments: Twinned, brown, dipyramid crystal of ferrotapiolite.
Location: Sapucaia district, Galileia, Minas Gerais, Brazil. Scale: 4.2x3.1x3.1 cm.
© Richard Dale / Dale Minerals

Tellurium Image

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Tellurium: Te  
Empressite: AgTe

Comments: Bronze-colored microcrystals of empressite with bright native tellurium crystals.
Location: Rex mine, Boulder County, Colorado, USA. Scale: 1.9 x 1.4 x 0.7 cm.
© Richard Dale / Dale Minerals

Tellurobismuthite Image

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Tellurobismuthite: Bi2Te3

Comments: Platy hexagonal metallic crystals of tellurobismuthite to 3+ mm. in matrix.
Location: Boliden, Skellefteå, Västerbotten, Sweden. Scale: 2.7x1.6x0.7 cm.
© Richard Dale / Dale Minerals

Tinzenite Image

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Tinzenite: (Ca,Mn,Fe)3Al2BO3Si4O12(OH)

Comments: Orange bladed aggregate of tinzenite crystals and clear quartz.
Location: Molinello mine, Val Graveglia, Italy. Scale: 5.8x3.6x3.3 cm.
© Richard Dale / Dale Minerals

Wadeite Image

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Wadeite: K2ZrSi3O9

Comments: Sharp hexagonal crystal of wadeite with included dark green aegirine.
Location: Mt. Kukisvumchurr, Khibiny Massif (Russia). Scale: 12x10x6 mm.
© Richard Dale / Dale Minerals

Winchite Image

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Winchite: [ ](CaNa)Mg4(Al,Fe3+)Si8O22(OH)2  
Sodalite: Na8Al6Si6O24Cl2

Comments: Purple sodalite with some crystal faces, supporting a very sharp, transparent winchite crystal, terminated on one end.
Location: Sar-e-Sang, Kokcha Valley, Badakshan Province, Afghanistan. Scale: 11x10x8 mm.
© Richard Dale / Dale Minerals
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