A very attractive large specimen of beautiful "star" muscovite mica from Linópolis. These specimens are some of the most distinctive and eye-catching pieces of mica from any locality for their wonderful morphology. This piece has a full coverage of lovely golden-yellow color, incredibly well-formed, star shaped twinned crystals of muscovite on quartz matrix.

Size: 8.5 x 7.5 x 5.8 xm.
Main crystal: 15 mm. star

A good sized specimen formed by numerous albite crystals, pericline variety, due to its elongated prisms and white color. Well defined, bright and arranged in a matrix colored by orange microcline and schorl. This aesthetic specimen belongs from the former collection of Peter Seroka (Girona).

Size: 10.7 x 9 x 4 cm.
Main crystal: 2 x 1.3 cm.
Found in ±2004.

Ex. Col. Christian Bracke (G Bieberau). Col. P. Seroka #774

Elongated single crystal of orange-pink childrenite without matrix. Transparent to translucent, with brilliance and defined terminal faces and altered prism.Very unusual for the species. From the former A. Trigo collection (Mataró).

Size: 2.5 x 1.1 x 0.5 cm.
Found in ca. 1985.

Col. Antonio Trigo (Mataró).

A classic old-time specimen of hydroxylherderite, well crystallized, with sharp translucent idiomorphic monoclinic crystals. Lustrous and with a greenish-yellow tone. Associated with albite and muscovite from the Golconda pegmatite in Brazil. From Manchion Collection, purchased to Dr. Joan Viñals. Previously misidentified as herderite.

Size: 5.5 x 4.2 x 2.7 cm.
Found in ±1987.

Col. Manchion #364, J. Viñals 04/1987,

A classic old-time specimen of hydroxylherderite, well crystallized, with sharp translucent idiomorphic monoclinic crystals. Lustrous and with a greenish-yellow tone. Associated with albite and muscovite from the Golconda pegmatite in Brazil. From Manchion Col., purchased in 1987 to Dr. Joan Viñals. Previously misidentified as herderite. Previamente mal identificada como herderita.

Size: 6.5 x 4.3 x 4.2 cm.
Main crystal: 3 mm
Found in 1987.

Col. Manchion #354, J. Viñals 04/1987,