Calcite, Stilbite, Chalcedony (Quartz)
Calcite with Stilbite on Quartz – Glassy Transparent Calcite Crystal in Zeolite Matrix
Nasik District, Maharashtra, India
Calcite
Calcite – Monumental Nail-Head Crystal Cluster with Sharp Undamaged Terminations and Custom Acrylic Base
Wenshan Mine, Wenshan City, Wenshan, Yunnan, China
Calcite, Chalcopyrite
Calcite with Chalcopyrite – Solitaire Honey-Yellow Terminated Crystal on Iridescent Sulfide Matrix
Sweetwater Mine, Reynolds County, Missouri, USA
Calcite
Calcite with Pyrolusite Inclusions – Gem-Clear Prismatic Crystals with Dramatic Black Internal Landscapes
Yongkang, Jinhua Prefecture, Zhejiang Province, Ch...
Calcite
Calcite – Rare Gemmy Green Tabular Crystal on Druzy Matrix
Tonglüshan District, Daye, Hubei Province, China
Calcite, Sphalerite
Calcite on Sphalerite – Gemmy Amber-Orange Scalenohedral Crystal on Lustrous Matrix
Elmwood Mine, Carthage, Smith County, Tennessee, U...
Calcite
Calcite - Gem-Quality, Double-Terminated, Amber Scalenohedron from Elmwood
Elmwood Mine, Carthage, Smith County, Tennessee, U...
Calcite, Quartz
Calcite on Quartz — Yellow, Lustrous and Sculptural on Matrix
Langyang Mine, Fujian Province, China
Calcite
Pink Calcite - Gem-Zoned, Manganese-Bearing Classic
Empire State Zinc Mine (Balmat District), New York...
Calcite, Apophyllite
Calcite on Apophyllite - Gemmy, Honey-Yellow Twinned Calcite on Sparkling, Sculptural Matrix - a Jalgaon Classic
Jalgaon District, Nashik Division, Maharashtra, In...
Calcite, Heulandite, Chalcedony (Quartz)
Calcite with Pink Heulandite and Druzy Chalcedony
Nasik District, Maharashtra, India
Diopside, Calcite
Diopside on Calcite – Monumental Isolated Green Prismatic Crystal on White Fluorescent Matrix
Ladjuar Medam, Sar-e-Sang, Kuran wa Munjan Distric...
Barite, Calcite
Baryte on Calcite – Honey-Amber Tabular Crystal on Golden Calcite Matrix, Elk Creek Classic
Elk Creek, Meade County, South Dakota, USA
Barite, Calcite
Baryte on Calcite in Septarian Nodule – Gemmy Amber Barite Crystal
Elk Creek, Meade County, South Dakota, USA
Fluorite, Calcite
Fluorite – Complete Stepped Floater with Zoning from Shangbao
Shangbao Mine, Leiyang Co., Hunan Province, China
Quartz, Calcite, Siderite
Quartz on Calcite/Siderite Matrix - Pristine Himalayan Specimen
Shigar Valley, Shigar District, Gilgit-Baltistan, ...
Fluorite, Calcite
Fluorite on Quartz Matrix - Stunning Phantom-Zoning - China
Shangbao Mine, China
Fluorite, Calcite
Fluorite on Calcite Matrix - Perfect Cube - Dalnegorsk
Nikolaevskiy Mine, Dalnegorsk, Russia
Barite, Calcite
Baryte on Calcite
Meikle Mine, Bootstrap Mining District, Elko Count...
Barite, Calcite
Baryte on Calcite - Godlen, Old Find
Meikle Mine, Elko County, Nevada
Arsenopyrite, Quartz, Calcite
Arsenopyrite with Quartz and Calcite – Bright Metallic Crystal Cluster
Yaogangxian Mine, Hunan Province, China