Mineral Specimen Images (E)

Mineral Specimen Images (E)
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Mineral Specimen Images (E) With 232 Images

Endellite Image

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Endellite: Al2Si2O5(OH)4·2(H2O)

Comments: Gray to white massive endellite.
Location: Buck Reef Deposit, Ravenswood, Queensland, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Endellite Image

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Endellite: Al2Si2O5(OH)4·2(H2O)

Comments: Gray to white massive endellite.
Location: Buck Reef Deposit, Ravenswood, Queensland, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Englishite Image

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Englishite: K3Na2Ca10Al15(PO4)21(OH)7·26(H2O)  
Roscherite: Ca(Mn++,Fe++)5Be4(PO4)6(OH)4·6(H2O)

Comments: Black crystalline aggregate of roscherite on white englishite.
Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Englishite Image

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Englishite: K3Na2Ca10Al15(PO4)21(OH)7·26(H2O)

Comments: Bluish colliform englishite crystals.
Location: Clay Canyon, Fairfield, Utah County, Utah. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Englishite Image

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Englishite: K3Na2Ca10Al15(PO4)21(OH)7·26(H2O)

Comments: Bluish colliform englishite crystals.
Location: Clay Canyon, Fairfield, Utah County, Utah. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Englishite Image

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Englishite: K3Na2Ca10Al15(PO4)21(OH)7·26(H2O)  
Roscherite: Ca(Mn++,Fe++)5Be4(PO4)6(OH)4·6(H2O)

Comments: Black crystalline aggregate of roscherite on white englishite.
Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Englishite Image

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Englishite: K3Na2Ca10Al15(PO4)21(OH)7·26(H2O)  
Tiptopite: K2(Na,Ca)2Li3Be6(PO4)6(OH)2·(H2O)  
Montgomeryite: Ca4MgAl4(PO4)6(OH)4·12(H2O)

Comments: Red montgomeryite lath-like crystals to 1mm in 2mm rosettes associated with clear, acicular sprays of tiptopite to 0.75mm and white cottonball-like crystals of englishite to 0.2mm.
Location: Tip Top mine, Custer Co., South Dakota, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Englishite Image

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Englishite: K3Na2Ca10Al15(PO4)21(OH)7·26(H2O)  
Tiptopite: K2(Na,Ca)2Li3Be6(PO4)6(OH)2·(H2O)  
Montgomeryite: Ca4MgAl4(PO4)6(OH)4·12(H2O)

Comments: Red montgomeryite lath-like crystals to 1mm in 2mm rosettes associated with clear, acicular sprays of tiptopite to 0.75mm and white cottonball-like crystals of englishite to 0.2mm.
Location: Tip Top mine, Custer Co., South Dakota, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Enstatite Image

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Enstatite: Mg2Si2O6

Comments: Single, terminated, brown, transparent to translucent enstatite crystal.
Location: Mpwa-Mpwa, Tanzania. Scale: 17x17x27 mm.
© Dan Weinrich

Enstatite Image

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Enstatite: Mg2Si2O6

Comments: Single, terminated, brown, transparent to translucent enstatite crystal.
Location: Mpwa-Mpwa, Tanzania. Scale: 17x17x27 mm.
© Dan Weinrich

Eosphorite Image

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Eosphorite: MnAl(PO4)(OH)2·(H2O)  
Zanazziite: Ca2(Mg,Fe++)(Mg,Fe++,Al,Mn,Fe+++)4Be4(PO4)6(OH)4·6(H2O)

Comments: Minor crystals of equant, olive green zanazziite and brown, lath-like crystals of eosphorite on quartz.
Location: Taquaral, Minas Gerais, Brazil. Scale: Picture size 1 cm.
© John Veevaert

Eosphorite Image

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Eosphorite: MnAl(PO4)(OH)2·(H2O)  
Zanazziite: Ca2(Mg,Fe++)(Mg,Fe++,Al,Mn,Fe+++)4Be4(PO4)6(OH)4·6(H2O)

Comments: Minor crystals of equant, olive green zanazziite and brown, lath-like crystals of eosphorite on quartz.
Location: Taquaral, Minas Gerais, Brazil. Scale: Picture size 1 cm.
© John Veevaert

Eosphorite Image

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Eosphorite: MnAl(PO4)(OH)2·(H2O)  
Vivianite: Fe++3(PO4)2·8(H2O)

Comments: Bottle-green translucent vivianite crystal (2cm) associated with reddish, micro eosphorite crystals.
Location: Lavra do Énio pegmatite, Galiléia, Governador Valadares, Rio Doce, Minas Gerais, Brazil. Scale: 3.5 x 3 x 2 cm..
© Tom Loomis / Dakota Matrix

Eosphorite Image

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Eosphorite: MnAl(PO4)(OH)2·(H2O)  
Vivianite: Fe++3(PO4)2·8(H2O)

Comments: Bottle-green translucent vivianite crystal (2cm) associated with reddish, micro eosphorite crystals.
Location: Lavra do Énio pegmatite, Galiléia, Governador Valadares, Rio Doce, Minas Gerais, Brazil. Scale: 3.5 x 3 x 2 cm..
© Tom Loomis / Dakota Matrix

Ephesite Image

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Ephesite: NaLiAl2(Al2Si2)O10(OH)2  
Hausmannite: Mn++Mn+++2O4

Comments: Flesh-colored ephesite associated with dark brownish black hausmannite.
Location: Gloucester mine. Postmasburg, Cape province. S. Africa. Scale: 5.5 x 5 cm.
© Fabre Minerals

Ephesite Image

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Ephesite: NaLiAl2(Al2Si2)O10(OH)2  
Hausmannite: Mn++Mn+++2O4

Comments: Flesh-colored ephesite associated with dark brownish black hausmannite.
Location: Gloucester mine. Postmasburg, Cape province. S. Africa. Scale: 5.5 x 5 cm.
© Fabre Minerals

Epididymite Image

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Epididymite: NaBeSi3O7(OH)

Comments: Trilling twinned crystal of epididymite on matrix.
Location: Mont St. Hilaire, Quebec, Canada. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Epididymite Image

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Epididymite: NaBeSi3O7(OH)

Comments: Trilling twinned crystal of epididymite on matrix.
Location: Mont St. Hilaire, Quebec, Canada. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Epidote Image

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Epidote: Ca2(Fe+++,Al)3(SiO4)3(OH) = Ca2(Fe,Al)Al2(SiO4)(Si2O7)O(OH)

Comments: Dark green, blocky epidote with transparent quartz.
Location: Copper Mt., Prince of Wales, Alaska. Scale: 7 x 5 cm.
© Fabre Minerals

Epidote Image

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Epidote: Ca2(Fe+++,Al)3(SiO4)3(OH) = Ca2(Fe,Al)Al2(SiO4)(Si2O7)O(OH)

Comments: Dark green, blocky epidote with transparent quartz.
Location: Copper Mt., Prince of Wales, Alaska. Scale: 7 x 5 cm.
© Fabre Minerals
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