Quartz, Chalcopyrite & Calcite
Locality: Ground Hog Mine, Vanadium, Central Mining District, Grant Co., New Mexico
Realgar on Calcite
Locality: Shimen Mine, Hunan Province, China
Calcite on Prehnite
Locality: O & G Woodbury Quarry, Orenaug Hills, Woodbury, Litchfield Co., CT
Sphalerite on Quartz & Calcite
Locality: Shuikoushan Mine, Hengyang, Hunan, China
Sphalerite, Willemite & Calcite
Locality: Sterling Hill, Franklin, NJ
Fluorite on Calcite
Locality: Mundy's Landing, Woodford Co., Kentucky, USA
Calcite
Locality: Minerva #1 Mine, Cave-in-Rock District, Illinois
Calcite with a Gneissic Cap
Locality: Sterling Mine, Sterling Hill, Ogdensburg, Sussex County, NJ
Fluorite & Calcite
Locality: Xianghualing Mine, Xianghualing Sn-polymetallic ore field, Linwu Co., Chenzhou, Hunan, China
Andradite w/Willemite Reaction Rims in Hardystonite w/ minor Calcite
Locality: Franklin Mining District, High Street (Phil Crabb), Sussex County, NJ
Quartz & Fluorite on Quartz psd. Calcite
Locality: Black Knife group (Prospectors Delight Mine), Cuchillo Negro District, Sierra Cuchillo (Cuchillo Negro Mts), Sierra Co., New Mex
Hardystonite Willemite Calcite
Locality: Franklin Mine, Sussex County, Franklin NJ
Onegites on Goethite on Hematite psd. Calcite
Locality: Douglas County, Colorado
Calcite on Prehnite
Locality: New St. Quarry, Paterson, NJ
Calcite on Fluorite
Locality: Annabel Lee Mine, Cave-in-Rock District, IL
Calcite xls on fluorite xls
Locality: West Camp
Augite, Andradite, Calcite
Locality: Franklin Mine, Sussex County, Frankllin NJ
Willemite, Calcite, Franklinite
Locality: Sterling Mine, Sterling Hill, Sussex County, Ogdensburg, NJ
Herkimer Diamond on Druzy on Calcite
Locality: Area 51, Diamond Acres, Fonda, NY
Calcite with chalcedony in petrified wood
Locality: Blue Forest, Eden Valley, Sweetwater Co., Wyoming, USA
Calcite on Sphalerite
Locality: Elmwood Mine, Smith County, Tennessee
Marcasite, Trepca Stan Terg mine
Locality: Trepca
Siderite & Calcite
Locality: Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Russia