Mineral Specimens - page 19
The Pedro Goy Collection

GG14Q5: White spheroidal aggregates with silky luster on Limonite matrix. We note the locality, very uncommon and unknown by most collectors.
Silver Hill Mine, Silver Hill, Pima County, Arizona  USA

Specimen size: 7.4 × 6.5 × 3.4 cm = 2.9” × 2.6” × 1.3”

Main crystal size: 0.2 × 0.1 cm = 0.1” × 0.0”

GQ16Q5: Very aerial group of distorted crystals but they have perfectly defined faces and edges. They have an excellent luster, a characteristic of the samples from this mine.
Mina Rayas, Guanajuato, Municipio de Guanajuato  Mexico (±1980)

Specimen size: 2.4 × 1.6 × 1 cm = 0.9” × 0.6” × 0.4”

Main crystal size: 1.1 × 0.6 cm = 0.4” × 0.2”

GR96Q5: Very aerial parallel growths of cubic crystals with perfectly defined faces and edges and partially skeletal. The Acanthite has an excellent luster, a characteristic of the samples from this mine.
Mina Rayas, Guanajuato, Municipio de Guanajuato  Mexico

Specimen size: 1.9 × 1.6 × 0.7 cm = 0.7” × 0.6” × 0.3”

Main crystal size: 0.8 × 0.7 cm = 0.3” × 0.3”

GG11Q0: Thick tabular crystals of deep orange Wulfenite with very well marked forms of a flattened dipyramid, which is very uncommon on the samples from Los Lamentos. On matrix, with Calcite and small crystals of Vanadinite (Endlichite). An excellent Mexican classic.
Sierra de Los Lamentos, Ahumada, Chihuahua  Mexico

Specimen size: 11 × 10 × 6.7 cm = 4.3” × 3.9” × 2.6”

Main crystal size: 1.6 × 1 cm = 0.6” × 0.4”

GE7Q5: Dendritic growths of thin elongated crystals that have a very good luster and color. On matrix, with Calcite.
El Bonanza Mine, Port Radium, Great Bear Lake, N.W. Territories  Canada (±1981)

Specimen size: 5.4 × 4.6 × 2.7 cm = 2.1” × 1.8” × 1.1”

GJ51Q5: Group of very transparent dodecahedral crystals, on matrix, that have an excellent color and luster.
Jeffrey Quarry, Asbestos, Québec  Canada (±1985)

Specimen size: 10.8 × 8.4 × 6.5 cm = 4.3” × 3.3” × 2.6”

Main crystal size: 0.7 × 0.7 cm = 0.3” × 0.3”

GE69P9: Very well defined crystals of Cinnabar that have excellent color and luster. They are on a matrix of quartzite with fine granular Cinnabar and with small tabular crystals of Barite and small drops of interstitial native Mercury. An excellent Spanish classic.
Pozo de San Teodoro, Almadén, Ciudad Real  Spain

Specimen size: 9 × 8.3 × 5.1 cm = 3.5” × 3.3” × 2.0”

Main crystal size: 0.5 × 0.4 cm = 0.2” × 0.2”

GR51Q0: Group of crystals, a lot of them doubly terminated, with Clinochlore phantoms and inclusions of the same mineral. We specially note the perfection of the piece and the locality which is not so well known as other alpine localities.
Vallée de la Maurienne, Savoie, Rhône-Alpes  France (1993)

Specimen size: 16 × 10.7 × 6.2 cm = 6.3” × 4.2” × 2.4”

Main crystal size: 8.2 × 1.7 cm = 3.2” × 0.7”

GK7P9: Very well defined and deep-colored crystals on a matrix coated by a layer of very small crystals of the same Kämmererite.
Kop Krom Mine, Kop Daglari, Erzerum, Anatolia  Turkey (±1982)

Specimen size: 7.7 × 3.8 × 3.8 cm = 3.0” × 1.5” × 1.5”

Main crystal size: 0.8 × 0.6 cm = 0.3” × 0.2”

GF36Q1: Very aerial group of doubly terminated crystals of good size, with parallel growths and deep color with orange-brown reflections.
Mibladen, Midelt, Khénifra  Morocco (±1980)

Specimen size: 3 × 2.2 × 2.8 cm = 1.2” × 0.9” × 1.1”

Main crystal size: 1.1 × 1 cm = 0.4” × 0.4”

GJ86P9: Very well defined crystal, extraordinary for its transparency, luster and color. It is on a rough Galena matrix.
Touissit, Oujda  Morocco (±1984)

Specimen size: 6.7 × 6.2 × 6.4 cm = 2.6” × 2.4” × 2.5”

Main crystal size: 1.4 × 0.6 cm = 0.6” × 0.2”

GC17Q5: Aggregate of bright crystals, very well defined and with good color, that fill in a cavity in a matrix of metallic sulphides.
Bou Azzer area, Tazenakht, Ouarzazate  Morocco (±1980)

Specimen size: 7.5 × 6.8 × 5.4 cm = 3.0” × 2.7” × 2.1”

Main crystal size: 0.9 × 0.5 cm = 0.4” × 0.2”

GH86Q5: Very aerial and esthetic botryoidal growth with very deep, vivid and uniform color.
L'Etoile du Congo Mine, Lubumbashi, Shaba  Congo D.R. (±1981)

Specimen size: 9.8 × 6.6 × 5.2 cm = 3.9” × 2.6” × 2.0”

GB26Q1: An excellent miniature from a not well known locality for Scheelite with a parallel growth of crystals of very deep orange color and partially included in a translucent crystal of Quartz.
Morro Velho mine, Nova Lima, Minas Gerais  Brazil (±1980)

Specimen size: 2.6 × 1.9 × 1.4 cm = 1.0” × 0.7” × 0.6”

Main crystal size: 1.2 × 1 cm = 0.5” × 0.4”

GF64Q5: Lenticular crystals of Uvite formed by a very flattened rhombohedron and a very short prism. They have intense green color and are very transparent, with small rhombohedra of Magnesite and on a very transparent crystal of Quartz. The association of Uvite and Quartz is infrequent at this locality and even more with crystals of the quality and the size of this one.
Mina da Pombas, Serra das Éguas, Brumado, Bahia  Brazil (±1994)

Specimen size: 17.4 × 4.6 × 3.9 cm = 6.9” × 1.8” × 1.5”

Main crystal size: 0.7 × 0.7 cm = 0.3” × 0.3”

GP47P9: The morphology of these crystals of Hübnerite, some of them very flattened and with curious dark zoning, is very atypical. Only a few samples with this type of crystals were obtained in the early eighties. The vivid red color is extraordinary and the matrix, due the quality of the Quartz crystals and the presence of some crystals of Pyrite give the final touch to the piece.
Pasto Bueno, Pallasca, Ancash  Peru (±1982)

Specimen size: 14.4 × 3 × 2.9 cm = 5.7” × 1.2” × 1.1”

Main crystal size: 2 × 1.4 cm = 0.8” × 0.6”

GB86Q1: Group of octahedral crystals with very bright and very well defined faces and edges, rich in accessory faces and polycrystalline growths on some of the octahedral faces.
Mina Huanzala, Huallanca, Dos de Mayo, Huánuco  Peru (±1985)

Specimen size: 13.2 × 10 × 5.3 cm = 5.2” × 3.9” × 2.1”

Main crystal size: 4.2 × 3 cm = 1.7” × 1.2”

GP96P9: Good sized and very well defined crystals partially coated by microcrystals of Quartz on matrix.
Mina San Cristobal, Distrito San Cristobal, Yauli, Junín  Peru (±1983)

Specimen size: 14.2 × 10.2 × 4.9 cm = 5.6” × 4.0” × 1.9”

Main crystal size: 4 × 1.8 cm = 1.6” × 0.7”

GC46Q5: Groups showing individual crystals with very well defined faces and edges, quite rare for Cavansite which usually is seen in spherical clusters of very small crystals.
Wagholi Quarry, Poona, Maharashtra  India (±1993)

Specimen size: 8.4 × 6.4 × 6 cm = 3.3” × 2.5” × 2.4”

Main crystal size: 1.2 × 0.2 cm = 0.5” × 0.1”

GA16Q1: Floater and complete crystal of excellent color, greenish yellow, with deep indentations produced by the disappearance of another mineral.
Laghman  Afghanistan (±1990)

Specimen size: 9.5 × 6 × 2.4 cm = 3.7” × 2.4” × 0.9”

GV46P9: An esthetic miniature from a locality already historic. Its crystals have the dark tones typical of Korean samples, they have very well defined faces and edges and are very bright, with small coatings of white rhombohedral crystals of Calcite.
Tae Wha Mine, Neungam-ri, Chungju, Chungcheongbukdo  South Korea (±1985)

Specimen size: 3.2 × 2.8 × 2.4 cm = 1.3” × 1.1” × 0.9”

Main crystal size: 1.8 × 1.6 cm = 0.7” × 0.6”

GB67P9: One of the best samples that we can remember from the locality due to its crystals which are very much larger than usual. Faces and edges are very well defined, the twin is evident but slightly marked, and are translucent, having a very deep color.
Rossarden Tin Mine, Rossarden, Tasmania  Australia (±1980)

Specimen size: 5.8 × 2.8 × 2.5 cm = 2.3” × 1.1” × 1.0”

Main crystal size: 3 × 2 cm = 1.2” × 0.8”