Jeff Weissman's Image Gallery

McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs

Our Mission is Simple: RMS will be the go-to portal for all mineral, gem and rock shows in the USA

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

Images from Jeff Weissman

Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.

Pages: [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39] [40] [41] [42] [43] [44] [45] [46] [47] [48] [49] [50] [51] [52] [53] [54] [55] [56] [57] [58] [59]

Jeff Weissman's Image Gallery With 1177 Images

Kornerupine Image

Images:

Kornerupine: (Mg,Fe++)4Al6(SiO4,BO4)5(O,OH)2

Comments: Greenish gray mottled crystal prism of kornerupine.
Location: Western Hart's Range, Northern Territory, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Korzhinskite Image

Images:

Korzhinskite: CaB2O4·(H2O)

Comments: Translucent fragment of korzhinskite.
Location: Novofrolovskoye, Sverdlovsk District, Northern Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kosmochlor Image

Images:

Kosmochlor: NaCr+++Si2O6

Comments: Green resinous massive kosmochlor, variety ureyite, in serpentinite.
Location: Myanmar. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Koutekite Image

Images:

Koutekite: Cu5As2
Algodonite: Cu6As

Comments: Silvery metallic koutekite with darker gray algodonite.
Location: Mohawk Mine, Keweenaw County, Michigan, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kozulite Image

Images:

Kozulite: NaNa2Mn++4(Fe+++,Al)Si8O22(OH)2

Comments: Dark reddish-black granular kozulite in pale pink rhodonite with dark brown braunite.
Location: Tanohata Mine, Tanohata Muro, Shimoheii gun, Iwate, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kraisslite Image

Images:

Kraisslite: (Mn++,Mg)24Zn3Fe+++(As+++O3)2(As+++++O4)3(SiO4)6(OH)18

Comments: Yellow crystalline kraisslite in calcite.
Location: Sterling Mine, Ogdensburg, Sussex County, New Jersey, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kratochvilite Image

Images:

Kratochvilite: (C6H4)2CH2

Comments: Pale yellow to brown crystalline crust of kratochvilite on shale.
Location: Zastavka, near Brna, Vychodocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Krauskopfite Image

Images:

Krauskopfite: BaSi2O4(OH)2·2(H2O)

Comments: White pearly crystalline krauskopfite on quartz.
Location: Rush Creek, Fresno County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Krautite Image

Images:

Krautite: MnAs+++++O3(OH)2·(H2O)

Comments: Pale pink aggregates of krautite on greenish colored matrix.
Location: Jachymov, Bohemia, Zapadocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Krupkaite Image

Images:

Krupkaite: PbCuBi3S6
Friedrichite: Pb5Cu5Bi7S18
Benjaminite: (Ag,Cu)3(Bi,Pb)7S12

Comments: Crystals of a mixture of friedrichite, krupkaite, and benjaminite, with quartz crystals.
Location: Estela Mine, Julcani District, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Krutaite Image

Images:

Krutaite: CuSe2
Kerstenite: PbSeO4 (?)
Clinochalcomenite: CuSeO3·2(H2O)

Comments: Tan opaque fibrous kerstenite with possible blue clinochalcomenite on dark krutaite.
Location: Mina El Dragon, Potosi, Bolivia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kukharenkoite-(La) Image

Images:

Kukharenkoite-(La): Ba2(La,Ce)(CO3)3F

Comments: Very small olive-green sprays of kukharenkoite-(La) crystals.
Location: Kirovsky apatite mine, Mount Kukisvumchorr, Khibina massif, Kola Peninsula, Russia.. Scale: Crystal Size to 0.02 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Kupletskite-(Cs) Image

Images:

Kupletskite-(Cs): (Cs,K)2Na(Mn,Fe++,Li)7(Ti,Nb)2Si8O26(OH)4F
Tienshanite: BaNa2MnTiB2Si6O20

Comments: Dark olive-green colored crystalline tienshanite with cesium-kupletskite in microcline.
Location: Dara-Pioz, Tien-Shan, Tadzhikistan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kurchatovite Image

Images:

Kurchatovite: Ca(Mg,Mn,Fe++)B2O5

Comments: Gray crystalline kurchatovite (arrow) in matrix (distinguishable by violet fluorescence).
Location: Solongo, Republic of Buryatia, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kyrgyzstanite Image

Images:

Kyrgyzstanite: ZnAl4(SO4)(OH)12·3(H2O)

Comments: A small coating of greenish kyrgyzstanite..
Location: Kara-Tangi U deposit, Batken Oblast, Kyrgyzstan. Scale: Field of view 0.3 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Labuntsovite-Mg Image

Images:

Labuntsovite-Mg: Na4K4(Ba,K)(Mg,Fe)1+xTi8(Si4O12)4(O,OH)8·10(H2O)

Comments: Orange-brown crystal of labuntsovite-Mg, sitting on a bed of platy catapleiite crystals, with dolomite.
Location: Zheleznyi Mine (Iron Mine), Kovdor Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Crystal Size 0.15 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Lacroixite Image

Images:

Lacroixite: NaAl(PO4)F
Berlinite: AlPO4

Comments: Pale olive green crystalline lacroixite with white crystalline berlinite.
Location: Rusororo Pegmatite, Gatumba, Gisenyi, Rwanda. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Lammerite Image

Images:

Lammerite: Cu3[(As,P)O4]2

Comments: Emerald green crystalline lammerite in matrix.
Location: Laurani Mine, South Yeronime, Laurani, La Paz, Bolivia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Lamprophyllite Image

Images:

Lamprophyllite: Na2(Sr,Ba)2Ti3(SiO4)4(OH,F)2
Barytolamprophyllite: Ba2Na3(Fe+++,Ti)3(Si2O7)2(O,OH,F)4

Comments: Brownish-yellow barytolamprophyllite on dark green lamprophyllite.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Landauite Image

Images:

Landauite: NaMnZn2(Ti,Fe+++)6Ti12O38

Comments: Black granular landauite in matrix.
Location: Northwest Territories, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pages: [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39] [40] [41] [42] [43] [44] [45] [46] [47] [48] [49] [50] [51] [52] [53] [54] [55] [56] [57] [58] [59]

Advertisment

Your premier supplier of quality mineral specimens from Southern Africa and the world at large