Here is an excellent opportunity to snag a "fan-shape" variety of Quartz Japan Law Twin! 

Characteristic heart shape structure with beveled edges and terminations.  Light iron-oxide "dusting".

Andranotokana Massif, Andilamena District, Alaotra-Mangoro, Madagascar

5 grams.  .97" x .88" x .29" or 24.6mm x 22.3mm x 7.4mm

Here is an excellent opportunity to snag a "fan-shape" variety of Quartz Japan Law Twin! 

Characteristic heart shape structure with beveled edges and terminations.  Light iron-oxide "dusting".

Andranotokana Massif, Andilamena District, Alaotra-Mangoro, Madagascar

5 grams.  .97" x .88" x .29" or 24.6mm x 22.3mm x 7.4mm