13hhjjir ((MANGANOAN CALCITE, SPHALERITE, QUARTZ)), $15 MINIMUM BID, Pachapaqui District, Ancash Department, Peru, 9 x 9 x 6.5 cm, Miniature | |
Here is a specimen with large Manganoan Calcite crystals on a base of Sphalerite and minor Quartz and Pyrite. |