- HECK-222
- Fluorite on Sphalerite
- Naica, Chihuahua, Mexico
- Small Cabinet
- 7.9 x 7.3 x 5.0 cm
- $2,400.00
- HECK-217
- Calcite With Mimetite
- Santa Eulalia Dist., Serdan, Chihuahua, Mexico
- Cabinet
- 11.4 x 11.1 x 6.9 cm
- $2,000.00
- HECK-203
- Arsenopyrite on Sphalerite
- Mina Santa Barbara, Hidlago del Parral, Chihuahua, Mexico
- Cabinet
- 10.9 x 8.0 x 7.4 cm
- $1,200.00
- HECK-204
- Galena (Twinned)
- Naica, Chihuahua, Mexico
- Cabinet
- 9.5 x 8.3 x 5.7 cm
- $1,250.00
- HECK-200
- Calcite (Twinned)
- Noche Buena Mine, Mazapil, Zacatecas, Mexico
- Small Cabinet
- 7.6 x 6.6 x 5.5 cm
- $2,000.00
- J12-487
- Adamite
- Ojuela Mine, Mapimi, Durango, Mexico
- Cabinet
- 10.0 x 7.0 x 4.8 cm
- $7,500.00
- J12-459
- Fluorite on Galena
- Naica, Chihuahua, Mexico
- Small Cabinet
- 7.4 x 5.5 x 5.1 cm
- $3,500.00
- J12-462
- Fluorite, Galena, Calcite
- Naica, Chihuahua, Mexico
- Small Cabinet
- 7.7 x 5.6 x 4.5 cm
- $2,000.00
- HECK-129
- Fluorite on Galena
- Naica, Chihuahua, Mexico
- Cabinet
- 13.1 x 7.5 x 5.4 cm
- $2,000.00
- HECK-124
- Celestine
- Mina Ilusion, Tanque de Leon, near Pylas, Coahuila, Mexico
- Cabinet
- 10.6 x 7.4 x 6.1 cm
- $1,200.00
- HECK-111
- Pyrrhotite
- Santa Eulalia, Chihuahua, Mexico
- Small Cabinet
- 7.2 x 5.1 x 4.9 cm
- $450.00
- HECK-108
- Quartz Encrusting Danburite With Calcite
- Charcas, San Luis Potosi, Mexico
- Small Cabinet
- 9.2 x 8.8 x 8.5 cm
- $750.00
- HECK-105
- Hemimorphite
- Ojuela Mine, Mapimi, Durango, Mexico
- Cabinet
- 10.9 x 6.8 x 5.3 cm
- $1,200.00
- HECK-101
- Quartz Ps. After Danburite With Quartz
- Charcas, San Luis Potosi, Mexico
- Cabinet
- 15.4 x 10.9 x 9.6 cm
- $900.00
- HECK-060
- Calcite
- Charcas, San Luis Potosi, Mexico
- Small Cabinet
- 5.8 x 4.8 x 4.4 cm
- $400.00
- HECK-056
- Celestine
- Mina Ilusion, Tanque de Leon, near Pylas, Coahuila, Mexico
- Miniature
- 4.8 x 4.7 x 3.3 cm
- $400.00
- HECK-044
- Chalcopyrite, Galena and Quartz
- Naica, Chihuahua, Mexico
- Cabinet
- 10.4 x 7.8 x 5.8 cm
- $450.00
- HECK-026
- Bournonite With Fluorite and Galena
- Naica, Chihuahua, Mexico
- Small Cabinet
- 8.8 x 7.1 x 5.4 cm
- $950.00
- HECK-020
- Calcite on Calcite Cast
- Naica, Chihuahua, Mexico
- Cabinet
- 10.4 x 9.6 x 7.4 cm
- $1,200.00
- HECK-011
- Fluorite on Pyrite and Galena
- Naica, Chihuahua, Mexico
- Small Cabinet
- 7.8 x 7.4 x 5.4 cm
- $750.00
- STOUDT-09
- Legrandite
- Ojuela Mine, Mapimi, Durango, Mexico
- Small Cabinet
- 6.4 x 4.6 x 3.2 cm
- $46,500.00
- J11-40
- Rosasite
- Ojuela Mine, Mapimi, Durango, Mexico
- Small Cabinet
- 8.4 x 7.6 x 4.0 cm
- $3,500.00
- TUC104-20
- Copper (Spinel-Twinned)
- Chino Mine (Santa Rita Pit; Santa Rita Mine), Santa Rita, Santa Rita District, Grant Co., New Mexico, USA
- Small Cabinet
- 8.6 x 1.7 x 1.5 cm
- $3,000.00
- TUC104-22
- Copper (Spinel-Twinned)
- Chino Mine (Santa Rita Pit; Santa Rita Mine), Santa Rita, Santa Rita District, Grant Co., New Mexico, USA
- Small Cabinet
- 8.5 x 1.5 x 1.3 cm
- $2,000.00
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