Hydroboracite with Celestine and Calcite

Hisarcik Mine, Emet borate deposit, Emet District, Kütahya Province, Aegean Region  Turkey (2020)

Specimen size: 11.7 × 8.5 × 8.2 cm = 4.61” × 3.35” × 3.23”
Main crystal size: 0.4 × 0.1 cm = 0.16” × 0.04”