Initial Tucson 2008 Update

Page 5 of 5

RC13K9: Floater and doubly terminated Spodumene crystal with multiple terminations at both ends. Pink color, with a strong dichroism.
Pala Chief Mine, Pala District, San Diego County, California  USA (±1962)

Specimen size: 5.2 × 2.8 × 1.2 cm

RR14K9: Group of prismatic crystals with well defined faces and edges and good luster. On matrix with small octahedral Pyrite crystals.
Butte, Silver Bow County, Montana  USA

Specimen size: 4.5 × 3.4 × 2.5 cm

Main crystal size: 1.0 × 1.0 cm

RL27K9: Amazonite crystal with a second crystallization phase, known as “whitecap” (or white termination), the top side of the Amazonite is this color.
Pikes Peak. El Paso County, Colorado  USA (±1964)

Specimen size: 8.1 × 5.9 × 3.3 cm

RN16K9: A group of Vesuvianite crystals from a classic locality, with well defined faces and edges, most of them doubly terminated. They are formed by two prisms and a pyramid on the terminal faces.
Lago de Jaco, Sierra de la Cruz, Coahuila  Mexico (±1970)

Specimen size: 4.8 × 3.5 × 2.8 cm

Main crystal size: 2.8 × 1.6 cm

RE6K9: Well defined blue-grayish octahedral crystals on a Quartz matrix.
Bossost, Val d'Aran, Lleida  Spain

Specimen size: 5.0 × 4.0 × 3.4 cm

Main crystal size: 0.6 × 0.5 cm

RC59K9: Excellent miniature, very representative of this rare variety that is an intermediate member of the Wulfenite-Stolzite series. From a Catalan classic locality close to Barcelona. Crystals show a lenticular appearance.
Mina Teresita, Sant Fost de Campsentelles, Vallès Oriental, Barcelona  Spain

Specimen size: 2.4 × 2.0 × 1.4 cm

RD10K9: Excellent miniature, very representative of this rare variety that is an intermediate member of the Wulfenite-Stolzite series. From a Catalan classic locality close to Barcelona. Crystals show a lenticular appereance.
Mina Teresita, Sant Fost de Campsentelles, Vallès Oriental, Barcelona  Spain

Specimen size: 2.3 × 2.1 × 0.8 cm

RA60K9: Excellent miniature, very representative of this rare variety that is an intermediate member of the Wulfenite-Stolzite series. From a Catalan classic locality close to Barcelona. Crystals show a lenticular appereance.
Mina Teresita, Sant Fost de Campsentelles, Vallès Oriental, Barcelona  Spain

Specimen size: 3.4 × 2.3 × 1.2 cm

RH89K9: Complex Sphalerite crystal group, with multiple faces and curved edges. The color is excellent and contrasts with the snowy white Dolomite matrix.
Las Mánforas Mine, Áliva, Picos de Europa, Cantabria  Spain (±1968)

Specimen size: 10.1 × 7.5 × 6.5 cm

Main crystal size: 5.7 × 5.3 cm

RF57K9: Well developed small crystal group with little recrystallizations on the face’s surface. On a white Quartz matrix.
Hiendelaencina, Guadalajara  Spain

Specimen size: 2.0 × 1.1 × 1.0 cm

Main crystal size: 0.6 × 0.6 cm

RQ7K9: Lively red crystals, good brilliance, that contrast on a snowy Quartz matrix.
Pozo de San Teodoro, Almadén, Ciudad Real  Spain

Specimen size: 7.2 × 4.5 × 1.4 cm

Main crystal size: 0.5 × 0.4 cm

RQ17K9: Excellent miniature, very representative of the Almadén specimens. Showing well defined rhombohedron crystals, some of them with parallel growth. On matrix.
Pozo de San Teodoro, Almadén, Ciudad Real  Spain (±1978)

Specimen size: 3.0 × 1.8 × 1.4 cm

Main crystal size: 1.0 × 0.8 cm

RF97K9: Polysynthetic and laminar growths, with a good luster, on a Quartz matrix with small grains of Bismuth disseminated throughout the matrix.
Mina La Espuela de San Miguel, Villanueva de Córdoba, Córdoba  Spain ((01/1963))

Specimen size: 5.4 × 3.4 × 2.8 cm

RQ6K9: Cassiterite crystal with sharp faces and edges. The twin is very marked. This specimen comes from a little known Portuguese locality.
Boticas, Chaves  Portugal

Specimen size: 3.4 × 3.2 × 2.5 cm

RH76K9: Cassiterite crystal with sharp faces and edges with a considerable size an twinned. This specimen comes from a little known Portuguese locality.
Boticas, Chaves  Portugal

Specimen size: 4.2 × 2.8 × 2.5 cm

RX16K9: Thick tabular crystal group, one of them clearly dominant. Excellent color, transparency and brilliance. On a small Muscovite crystal matrix.
Minas da Panasqueira, Level 2, Beira Baixa  Portugal

Specimen size: 3.8 × 2.7 × 2.7 cm

RB76K9: Thick tabular Apatite-(CaF) crystal, with excellent transparency, brilliance and color, with evident geometric zoning. On a Muscovite matrix with small Arsenopyrite crystals.
Minas da Panasqueira, Level 2, Beira Baixa  Portugal (±1972)

Specimen size: 4.2 × 3.2 × 2.0 cm

Main crystal size: 2.4 × 2.4 cm

RC12K9: Skeletal growths of Chalcocite, acompanied by parallel aggregates of small Bornite cubic crystals.
Carn Brea Mines, Pool, Illogan, Cornwall, England  United Kingdom

Specimen size: 2.4 × 2.0 × 1.4 cm

Main crystal size: 0.4 × 0.3 cm

RC6K9: Layer of small but very bright and good color Dioptase crystals covering a white-yellowish rhombohedral Calcite matrix.
Tsumeb Mine, Tsumeb  Namibia (±1973)

Specimen size: 7.5 × 4.4 × 3.8 cm

RQ66K9: Group of cubic Cuprite crystals with slight curves. On the Cuprite crystals one can find laminar Wulfenite crystals, which is very uncommon.
Tsumeb Mine, Tsumeb  Namibia (1973)

Specimen size: 7.0 × 5.8 × 4.8 cm

Main crystal size: 0.5 × 0.4 cm

RV76K9: Cuboctahedral Cuprite crystals with good color and excellent luster, accompanied by Malachite and small Calcite veins.
Tsumeb Mine, Tsumeb  Namibia

Specimen size: 4.5 × 3.3 × 3.2 cm

Main crystal size: 0.3 × 0.3 cm

RE66K9: Druse, on matrix, of Smithsonite crystals, that look rounded. They are complex but dominated by the rhombohedron. Very atractive green-yellowish color enhanced by red Cuprite inclusions.
Tsumeb Mine, Tsumeb  Namibia (07/1973)

Specimen size: 8.0 × 7.2 × 0.7 cm

Main crystal size: 0.4 × 0.3 cm

RD86K9: Druse, on matrix, of Smithsonite crystals, that look rounded. They are complex but dominated by the rhombohedron. Very atractive green-yellowish color enhanced by red Cuprite inclusions.
Tsumeb Mine, Tsumeb  Namibia (07/1973)

Specimen size: 7.8 × 7.2 × 0.7 cm

Main crystal size: 0.3 × 0.3 cm

RG67K9: Rhombohedral Rhodochrosite crystals. This habit is very unusual in the N’Chwanning Mine, excellent colour and brilliance. On a rich laminar Gypsum matrix.
N'chwaning I Mine, Kalahari, Northern Caps  South Africa (±1976)

Specimen size: 8.6 × 6.7 × 3.8 cm

Main crystal size: 0.3 × 0.3 cm