Chris Emproto's Photo Gallery

2WW-DD7Hydroxylapatite Ca₅(PO₄)₃(OH)

Oksøyekollen, Snarum, Modum, Buskerud, Norway

Dimensions: 2.0 cm x 1.9 cm x 1.5 cm

White hydroxylapatite crystal from old finds at Oksøyekollen, Buskerud, Norway. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 58 individual photos stacked using Helicon Focus image processing software. Chris Emproto collection and photo.

ND2-64RAndalusite Al₂(SiO₄)O

Jenipapo pegmatite field, Itinga, Minas Gerais, Brazil

Dimensions: 1.9 cm x 1.0 cm x 0.9 cm

Olive green gem andalusite crystal from the Jenipapo District, Minas Gerais, Brazil. The crystal is highly pleochroic in polarized light, changing from pale olive green to very dark forest green. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 33 individual photos stacked using Helicon Focus image processing software. Chris Emproto collection and photo.

6CE-4V2Sulphur S₈

Lake Taupo, Taupo District, Waikato Region, New Zealand

Dimensions: 1.3 cm x 0.6 cm x 0.5 cm

Yellow sulfur crystal with a skeletal habit from Lake Taupo, Waikato Region, New Zealand. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 19 individual photos stacked using Helicon Focus image processing software. Ex. R. Peter Richards #3474. Pete acquired this in September 1995 in a trade. Chris Emproto collection and photo.

7NN-K36Kladnoite C₆H₄(CO)₂NH

Kladno mine, Libušin, Kladno District, Central Bohemian Region, Czech Republic

Field of View: 12 mm

Pale blades of kladnoite on a hydrocarbon-rich matrix from the Kladno Mine, Kladno District, Czech Republic. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. This is a composite image of just four photos stacked using Helicon Focus image processing software. Chris Emproto collection and photo.

6KW-24JPerovskite CaTiO₃ , Calcite CaCO₃

Oka complex, Deux-Montagnes RCM, Laurentides, Québec, Canada

Dimensions: 1.2 cm x 1.0 cm x 0.7 cm
Largest Crystal Size: 3 mm

A 3mm cube of black Nb-rich perovskite (XEDS analyzed; analysis in child photos) in whitish calcite from the Oka Complex, Quebec, Canada. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 26 individual photos stacked using Helicon Focus software. Sold to me as "latrappite", but—like many latrappite specimens—this one didn't measure up. Chris Emproto collection and photo.

9UD-9DGBikitaite LiAlSi₂O₆·H₂O

Foote Lithium Co. Mine, Kings Mountain, Cleveland County, North Carolina, USA

Dimensions: 1.9 cm x 0.9 cm x 0.2 cm

Colorless triclinic crystal of bikitaite from the Foote Mine, North Carolina, USA. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 24 individual photos stacked using Helicon Focus software. Ex. Jack Eaker, mine chemist at the Foote Mine who collected this specimen. Chris Emproto collection and photo.

38U-QFYPrehnite Ca₂Al₂Si₃O₁₀(OH)₂ , Pectolite NaCa₂Si₃O₈(OH)

Jeffrey Mine, Val-des-Sources, Les Sources RCM, Estrie, Québec, Canada

Dimensions: 1.8 cm x 1.5 cm x 1.3 cm

Colorless prehnite with tan pectolite from the Jeffrey Mine, Quebec, Canada. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 43 individual photos stacked using Helicon Focus software. Ex. Rock Currier #4285. Chris Emproto collection and photo.

QT7-N4FDingdaohengite-(Ce) (Ce,La)₄Fe²⁺(Ti,Fe²⁺,Mg,Fe²⁺)₂Ti₂(Si₂O₇)₂O₈

Mulanje Massif, Mulanje, Southern Region, Malawi

Dimensions: 1.5 cm x 1.3 cm x 0.5 cm

Black dingdaohengite-(Ce) (XEDS analyzed; analysis in child photos) with orange zircon(?) from the Mulanje Massif, Southern Region, Malawi. Imaged using a Nikon Z7 camera with a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 17 individual photos stacked using Helicon Focus software. Chris Emproto collection and photo.

U4D-J2TThaumasite Ca₃(SO₄)[Si(OH)₆](CO₃)·12H₂O

N'Chwaning II Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa

Dimensions: 2.5 cm x 2.4 cm x 1.9 cm

Cluster of gemmy thaumasite crystals from the N'Chwaning II Mine, Northern Cape, South Africa. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 54 individual photos stacked using Helicon Focus software. Chris Emproto collection and photo.

FQF-3F9Kutnohorite CaMn²⁺(CO₃)₂

Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa

Dimensions: 4.9 cm x 4.8 cm x 3.5 cm

"The Very Poor Man's Snail" - Pink bundles of complex kutnohorite crystals from the Wessels Mine, Northern Cape, South Africa. Photographed with a Nikon Z7 camera using a Nikkor 105mm macro lens and a manual focusing rail. Composite image generated from 94 individual photos stacked using Helicon Focus software. Chris Emproto collection and photo.