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Mineral specimens search results for [ Chalcedony ]

TR14AM2: Quartz (variety chalcedony)

Coralloid growth, very aerial and aesthetic, of Quartz, chalcedony variety. Translucent and uniform white in color.
Barra de Salinas, Coronel Murta, Jequitinhonha, Minas Gerais Brazil
Specimen size: 14.8 × 3.3 × 3.3 cm = 5.83” × 1.30” × 1.30”
Price: [SOLD]

HM80EF: Quartz (variety chalcedony)

Floater nodule (fossil sponge) of Quartz (chalcedony variety) with spheroidal shapes, translucent and with zones of dark brown color and other areas more whitish.
Smara Morocco (Western Sahara) (2016)
Specimen size: 6.1 × 5.2 × 3.4 cm = 2.40” × 2.05” × 1.34”
Price: [SOLD]

EC6AE2: Quartz (variety chalcedony)

Floater aggregate with very aerial spheroidal forms that are translucent with a very deep uniform lilac color. We note, aside from the color, the elegance of the sample, uncommon for chalcedony.
Mamuju area, Sulawesi Barat Province Indonesia (2016)
Specimen size: 4.3 × 2.9 × 1.9 cm = 1.69” × 1.14” × 0.75”
Price: [SOLD]

EA13AE2: Quartz (variety chalcedony)

Floater aggregate with very aerial spheroidal forms that are translucent with a very deep uniform lilac color. We note, aside from the color, the elegance of the sample, uncommon for chalcedony.
Mamuju area, Sulawesi Barat Province Indonesia (2016)
Specimen size: 4.2 × 2.5 × 2 cm = 1.65” × 0.98” × 0.79”

Main crystal size: 0.4 × 0.4 cm = 0.16” × 0.16”
Price: [SOLD]

EE66AE2: Quartz (variety chalcedony)

Aggregate, on matrix, with very aerial spheroidal forms that are translucent and have a very intense and uniform lilac color. We note, aside from the color, the fineness and the elegance of the simple, uncommon for the chalcedony.
Mamuju area, Sulawesi Barat Province Indonesia (2016)
Specimen size: 11.5 × 5.9 × 6.2 cm = 4.53” × 2.32” × 2.44”
Price: [SOLD]

TC2230NRD: Quartz (variety chalcedony) after Baryte

Microcrystalline Quartz (chalcedony variety), which has completely pseudomorphed an aggregate of tabular Baryte crystals. The specimen comes from the Miguel David Martínez collection (number 601), whose label we will send to the buyer.
San Valentín open pit, Sancti Espíritu, Sierra Minera de Cartagena-La Unión, La Unión, Comarca Campo de Cartagena, Region of Murcia (Murcia) Spain
Specimen size: 16 × 12 × 6.8 cm = 6.30” × 4.72” × 2.68”

Main crystal size: 3 × 2.4 cm = 1.18” × 0.94”
Price: [SOLD]

ER62AE1: Quartz (variety chalcedony)

A floater nodule with blackish spheroidal forms and whitish areas with some visible crystalline forms. The nodule is a result of sponge silica fossilization.
Smara Morocco (Western Sahara) (2016)
Specimen size: 5.5 × 4.9 × 5.6 cm = 2.17” × 1.93” × 2.20”
Price: [SOLD]

EP61AE1: Quartz (variety chalcedony)

A floater nodule with blackish spheroidal forms and whitish areas with some visible crystalline forms. The sample, a silicified fossil sponge, mainly retains the original morphology of this biological specimen.
Smara Morocco (Western Sahara) (2016)
Specimen size: 5.3 × 5.2 × 4.7 cm = 2.09” × 2.05” × 1.85”
Price: [SOLD]

ELR96AO9: Aragonite with Quartz (variety chalcedony)

Obtained at Ste. Marie 2022 Very elongated prismatic Aragonite crystal, transparent, lustrous and colorless, very aerial, on a matrix of botryoidal Quartz (chalcedony variety) of pearly white color.
Mamsa, Sidi Ayad (Sidi Ayed), Boulemane Province, Fès-Meknès Region Morocco (04/2022)
Specimen size: 6 × 3.7 × 1.7 cm = 2.36” × 1.46” × 0.67”
Price: [SOLD]

MA50K1: Fluorapatite with Quartz (Chalcedony) and Calcite

Very well defined crystals, one of them clearly dominant and of considerable length and with very good color and luster on a matrix which is a Chalcedony formation, uncommon for Cerro de Mercado specimens.
Cerro de Mercado Mine, Cerro de los Remedios, Victoria de Durango, Municipio Durango, Durango Mexico
Specimen size: 11.2 × 8.5 × 7 cm = 4.41” × 3.35” × 2.76”

Main crystal size: 5.3 × 1.5 cm = 2.09” × 0.59”
Price: [SOLD]

MV56AF0: Brochantite with Quartz (variety chalcedony)

Radial sprays of delicate acicular crystals of Brochantite with a very intense silky luster in a dense coating with small darker green Atacamite crystals on a rocky matrix with Quartz (variety chalcedony). The sample is from a formerly poorly known mine.
Los Azules Mine, Quebrada San Miguel, Copiapó Province, Atacama Region Chile (11-12/2015)
Specimen size: 6.3 × 4.5 × 3.1 cm = 2.48” × 1.77” × 1.22”
Price: [SOLD]

EJ67AG5: Gold with Quartz (variety chalcedony)

Small Gold crystals, some of them very well defined, with cube and octahedron faces, and on matrix with Quartz (chalcedony variety). The sample is from a Colombian mining area not well known until now.
La Providencia claim, La Providencia cut, Municipio Vetas, Soto Province, Santander Department Colombia
Specimen size: 5.1 × 4.7 × 1 cm = 2.01” × 1.85” × 0.39”

Main crystal size: 0.1 × 0.1 cm = 0.04” × 0.04”
Price: [SOLD]

EE48AL4: Gold with Quartz (variety chalcedony)

Arborescent growths and acicular and lamellar Gold crystals, with very good luster, on matrix and with Quartz (variety chalcedony) coatings. The specimen comes from a mining area in Colombia that is very little known so far.
La Peter II concession,La Peter open pit, Municipio Vetas, Soto Province, Santander Department Colombia
Specimen size: 7.6 × 4.1 × 2.3 cm = 2.99” × 1.61” × 0.91”
Price: [SOLD]

TR88AL5: Malachite with Quartz (variety chalcedony)

Growth of Malachite microcrystals of lenticular habit, with two very different intensities of green, on matrix with groups of small Quartz crystals and botryoidal Quartz (chalcedony variety). High quality for the deposit.
Concepción del Oro, Municipio Concepción del Oro, Zacatecas Mexico
Specimen size: 6 × 5.1 × 5 cm = 2.36” × 2.01” × 1.97”

Main crystal size: 2.6 × 2.4 cm = 1.02” × 0.94”
Price: [SOLD]

MX16AE7: Brochantite with Quartz (variety chalcedony)

A novelty at Munich 2016. Spray-like aggregates of finely acicular crystals with a very intense silky luster. They are on a rocky matrix with Quartz (chalcedony variety) coatings. The sample is from a formerly poorly known mine.
Los Azules Mine, Quebrada San Miguel, Copiapó Province, Atacama Region Chile (11-12/2015)
Specimen size: 5.9 × 3.8 × 4.9 cm = 2.32” × 1.50” × 1.93”
Price: €130 / US$138 / ¥21210 / AUD$210

JBR14AP8: Fluorite with Quartz (variety chalcedony)

Group of very sharp Fluorite crystals, transparent, with good luster and an intense and uniform yellow color, on a Quartz matrix (chalcedony variety). The specimen is from a prolific locality but one from which such showy specimens are not usually seen. It comes from the collection of Andrés Jiménez Shelly.
Gloria Mine, La Hortezuela, Hornachuelos-Espiel, Comarca Valle Medio del Guadalquivir, Córdoba, Andalusia Spain
Specimen size: 5.6 × 4.8 × 2 cm = 2.20” × 1.89” × 0.79”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”
Price: [SOLD]

TP6AF7: Calcite on Quartz (variety chalcedony)

White spherical Calcites with crystalline overgrowths that show three faces of a rhombohedron and extensions forming a three-pointed star. The Calcite spheres have grown on Quartz (chalcedony variety) with a very pale blue color.
The sample is from the collection of La Unión area minerals of Alain Martaud, whose label we’ll send to the buyer.
San Valentín open pit, Sancti Espíritu, Sierra Minera de Cartagena-La Unión, La Unión, Comarca Campo de Cartagena, Region of Murcia (Murcia) Spain
Specimen size: 8 × 4 × 3.9 cm = 3.15” × 1.57” × 1.54”
Price: [SOLD]

TD97AF7: Gypsum with Siderite and Quartz (variety chalcedony)

Parallel growths of very sharp Gypsum crystals that are clear and colorless and very bright. On a rocky matrix with small Siderite crystals and Quartz (chalcedony variety).
The sample is from the collection of La Unión area minerals of Alain Martaud, whose label we’ll send to the buyer.
Tomasa Mine, La Fortuna, Sierra Minera de Cartagena-La Unión, La Unión, Comarca Campo de Cartagena, Region of Murcia (Murcia) Spain (1980-1985)
Specimen size: 12.3 × 11.7 × 7.5 cm = 4.84” × 4.61” × 2.95”

Main crystal size: 7 × 3.1 cm = 2.76” × 1.22”
Price: [SOLD]

MK86AE7: Brochantite with Atacamite and Quartz (variety chalcedony)

A novelty at Munich 2016. Spray-like aggregates of finely acicular crystals with a very intense silky luster. The Brochantite is with small Atacamite crystals that have a darker green color. They are on a rocky matrix with Quartz (variety chalcedony) coatings. The sample is from a formerly poorly known mine.
Los Azules Mine, Quebrada San Miguel, Copiapó Province, Atacama Region Chile (11-12/2015)
Specimen size: 5.2 × 5 × 3.9 cm = 2.05” × 1.97” × 1.54”
Price: [SOLD]

NVV26AO0: Quartz with Siderite and Quartz (variety chalcedony)

Group of Quartz crystals on matrix, with a very short prism, translucent, with a very pale amethyst color, coated by a second generation of Quartz (chalcedony variety) and with small spheroidal growths of Siderite. The specimen comes from the Miguel David Martínez collection (nº 768), whose label we will send to the buyer. It was previously in the collection of Mariano Guillén.
San Valentín open pit, Sancti Espíritu, Sierra Minera de Cartagena-La Unión, La Unión, Comarca Campo de Cartagena, Region of Murcia (Murcia) Spain
Specimen size: 6.4 × 5 × 4.4 cm = 2.52” × 1.97” × 1.73”

Main crystal size: 4.1 × 2.5 cm = 1.61” × 0.98”
Price: [SOLD]

HM280NT: Quartz coated by Quartz (variety chalcedony)

Group of slightly amethystine Quartz crystals with the faces completely covered by a second generation of pale pink micro-crystalline Quartz.
The specimen comes from the Miguel David Martínez collection (nº 519) whose label we will send to the buyer.
Los Pajaritos-Cabezo de Don Juan Ravine, Llano del Beal, Cartagena, Comarca Campo de Cartagena, Region of Murcia (Murcia) Spain
Specimen size: 12.8 × 9.5 × 7.7 cm = 5.04” × 3.74” × 3.03”
Price: [SOLD]

EC50AG5: Gold

Skeletal and leafy growths of native gold on a rocky matrix with Quartz (chalcedony variety). The sample is from a Colombian mining area not well known until now.
Potosí claim, La Tosca cut, Municipio Vetas, Soto Province, Santander Department Colombia (2017)
Specimen size: 7.2 × 6.4 × 1.8 cm = 2.83” × 2.52” × 0.71”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”
Price: [SOLD]

TA36F6: Calcite with Stilbite and Quartz

The main, rhombohedral, very luminous, crystal has a notable penetration twin. It has strategically positioned itself next to pink Stilbite and on a matrix on Quartz Chalcedony.
Pune District (Poonah District), Maharashtra India
Specimen size: 6.6 × 6 × 6 cm = 2.60” × 2.36” × 2.36”
Price: [SOLD]

EB48AE3: Brochantite

A novelty at Munich 2016. Until now a poorly known mine, the Brochantite forms sprays of finely acicular crystals with a very intense silky luster and a very vivid color and are on a Quartz (variety chalcedony) matrix.
Los Azules Mine, Quebrada San Miguel, Copiapó Province, Atacama Region Chile (11-12/2015)
Specimen size: 9.4 × 6.5 × 6.9 cm = 3.70” × 2.56” × 2.72”
Price: €320 / US$340 / ¥52210 / AUD$520

ER89AC2: Quartz (variety amethyst)

Stalactitic growth, on a Quartz (variety chalcedony) matrix, of weakly developed prismatic Quartz (variety amethyst) faces that have a very deep color, intense luster and are very rich in inclusions.
Catalán Grande Quarry, Catalán Grande area, Artigas Department Uruguay (02/2007)
Specimen size: 16.5 × 14.2 × 9.5 cm = 6.50” × 5.59” × 3.74”
Price: [SOLD]

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