“4.0 x 3.7 x 2.5 cm. A striking, very showy and highly unusual combination miniature from the 1960s-1970s finds at Virgem da Lapa. Dramatic sprays of gemmy and lustrous, olive-green tourmaline prisms are embedded on the sides of a sharp, lustrous, pearlescent, partially doubly terminated and subhedral microcline crystal. The large tourmaline piercing the microcline really adds character to this fascinating and rare 360-degree combination. The microcline crystal grew on the tourmalines. Ex Kay Robertson Collection # 9664 and acquired from Al McGuiness in August, 1982. Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017). A rare and excellent combination, as microcline is rare from here. ”

“4.0 x 3.7 x 2.5 cm. A striking, very showy and highly unusual combination miniature from the 1960s-1970s finds at Virgem da Lapa. Dramatic sprays of gemmy and lustrous, olive-green tourmaline prisms are embedded on the sides of a sharp, lustrous, pearlescent, partially doubly terminated and subhedral microcline crystal. The large tourmaline piercing the microcline really adds character to this fascinating and rare 360-degree combination. The microcline crystal grew on the tourmalines. Ex Kay Robertson Collection # 9664 and acquired from Al McGuiness in August, 1982. Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017). A rare and excellent combination, as microcline is rare from here. ”

“4.0 x 3.7 x 2.5 cm. A striking, very showy and highly unusual combination miniature from the 1960s-1970s finds at Virgem da Lapa. Dramatic sprays of gemmy and lustrous, olive-green tourmaline prisms are embedded on the sides of a sharp, lustrous, pearlescent, partially doubly terminated and subhedral microcline crystal. The large tourmaline piercing the microcline really adds character to this fascinating and rare 360-degree combination. The microcline crystal grew on the tourmalines. Ex Kay Robertson Collection # 9664 and acquired from Al McGuiness in August, 1982. Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017). A rare and excellent combination, as microcline is rare from here. ”

“4.0 x 3.7 x 2.5 cm. A striking, very showy and highly unusual combination miniature from the 1960s-1970s finds at Virgem da Lapa. Dramatic sprays of gemmy and lustrous, olive-green tourmaline prisms are embedded on the sides of a sharp, lustrous, pearlescent, partially doubly terminated and subhedral microcline crystal. The large tourmaline piercing the microcline really adds character to this fascinating and rare 360-degree combination. The microcline crystal grew on the tourmalines. Ex Kay Robertson Collection # 9664 and acquired from Al McGuiness in August, 1982. Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017). A rare and excellent combination, as microcline is rare from here. ”

“4.0 x 3.7 x 2.5 cm. A striking, very showy and highly unusual combination miniature from the 1960s-1970s finds at Virgem da Lapa. Dramatic sprays of gemmy and lustrous, olive-green tourmaline prisms are embedded on the sides of a sharp, lustrous, pearlescent, partially doubly terminated and subhedral microcline crystal. The large tourmaline piercing the microcline really adds character to this fascinating and rare 360-degree combination. The microcline crystal grew on the tourmalines. Ex Kay Robertson Collection # 9664 and acquired from Al McGuiness in August, 1982. Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017). A rare and excellent combination, as microcline is rare from here. ”

“4.0 x 3.7 x 2.5 cm. A striking, very showy and highly unusual combination miniature from the 1960s-1970s finds at Virgem da Lapa. Dramatic sprays of gemmy and lustrous, olive-green tourmaline prisms are embedded on the sides of a sharp, lustrous, pearlescent, partially doubly terminated and subhedral microcline crystal. The large tourmaline piercing the microcline really adds character to this fascinating and rare 360-degree combination. The microcline crystal grew on the tourmalines. Ex Kay Robertson Collection # 9664 and acquired from Al McGuiness in August, 1982. Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017). A rare and excellent combination, as microcline is rare from here. ”

“4.0 x 3.7 x 2.5 cm. A striking, very showy and highly unusual combination miniature from the 1960s-1970s finds at Virgem da Lapa. Dramatic sprays of gemmy and lustrous, olive-green tourmaline prisms are embedded on the sides of a sharp, lustrous, pearlescent, partially doubly terminated and subhedral microcline crystal. The large tourmaline piercing the microcline really adds character to this fascinating and rare 360-degree combination. The microcline crystal grew on the tourmalines. Ex Kay Robertson Collection # 9664 and acquired from Al McGuiness in August, 1982. Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017). A rare and excellent combination, as microcline is rare from here. ”