Chalcocite
Photographed by Michael P. Klimetz

[Vein Rimmed by Calcite in Amygdular Keweenawan Basalt]

Baltic Mine
Ontonagon County
MICHIGAN
Photographed by Michael A. Klimetz

Chalcocite
[Botryoidal Crystals]

Flambeau Mine
Ladysmith
Rusk County
WISCONSIN
Photographed by Michael P. Klimetz


Chalcocite
[With Bornite]

Bristol

CONNECTICUT
Photographed by Michael P. Klimetz


Chalcocite
[Crystals]

Flambeau Mine
Ladysmith

Rusk County
WISCONSIN
Photographed by Michael P. Klimetz


Chalcocite

[Crystals on Matrix]

Buckwheat Dump
Franklin

Sussex County
NEW JERSEY
Photographed by Michael P. Klimetz


Chalcocite
[Vein in Calcite]

Franklin

Sussex County
NEW JERSEY
Short Wave UV Light
Photographed by Michael P. Klimetz
[Under Shortwave Ultraviolet Light]


Chalcocite
[Vein in Calcite]

Calcite: Fluorescent Reddish Orange
Willemite: Fluorescent Green
Chalcocite: Nonfluorescent

Franklin

Sussex County
NEW JERSEY
Photographed by Michael P. Klimetz


Chalcocite

[Crystals in Calcite]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz


Chalcocite

[Crystals in Calcite]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz


Chalcocite

[Crystals in Calcite]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz


Baltic Mine

Ontonagon County
MICHIGAN
Photographed by Michael P. Klimetz


Baltic Mine

Ontonagon County
MICHIGAN
Photographed by Michael P. Klimetz


Baltic Mine

Ontonagon County
MICHIGAN
Photographed by Michael P. Klimetz

[Crystals in Quartz]

St. Ives

Cornwall
GREAT BRITAIN

Photographed by Michael P. Klimetz

[Crystals in Quartz]

St. Ives

Cornwall
GREAT BRITAIN

Photographed by Michael P. Klimetz

[Crystals in Quartz]

St. Ives

Cornwall
GREAT BRITAIN

Photographed by Michael P. Klimetz

[Crystals in Quartz]

St. Ives

Cornwall
GREAT BRITAIN

Photographed by Michael P. Klimetz

[Crystals in Quartz]

St. Ives

Cornwall
GREAT BRITAIN

Photographed by Michael P. Klimetz

[Crystals in Quartz]

St. Ives

Cornwall
GREAT BRITAIN

Photographed by Michael P. Klimetz

[Crystals in Quartz]

St. Ives

Cornwall
GREAT BRITAIN

Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Quartz]

Chimney Rock Quarry
Bound Brook

Somerset County
NEW JERSEY
Photographed by Michael P. Klimetz

[Crystals in Calcite]

Ray Mine
Kearney

Pinal County
ARIZONA
Photographed by Michael P. Klimetz

[Crystals in Calcite]

Ray Mine
Kearney

Pinal County
ARIZONA
Photographed by Michael P. Klimetz

[Crystals in Calcite]

Ray Mine
Kearney

Pinal County
ARIZONA
Photographed by Michael P. Klimetz

[Crystals on Matrix]

Dzhezkazgan

Karagandy Province
KAZAKHSTAN
Photographed by Michael P. Klimetz

[Crystals on Matrix]

Dzhezkazgan

Karagandy Province
KAZAKHSTAN
Photographed by Michael P. Klimetz

[Crystals on Matrix]

Dzhezkazgan

Karagandy Province
KAZAKHSTAN
Photographed by Michael P. Klimetz

[Intergrown Crystals with Calcite]

Levant Mine
Trewellard
St. Just District

Cornwall
UNITED KINGDOM