It looks like quartz, but it has blue veins on the surface that look died. Not all surface scratches are blue though.
- Hardness: > 6.5. Nail file will not scratch it. > 7 quartz will not scratch it. > 7.5 Herkimer diamond doesn't appear to scratch it. < 9 Ruby does leave a mark.
- Lustre: It has an ever so slight aventurescence glitter sparkle in the surface within 1-2 mm of the surface. Hardly noticeable.
- Has blue streaks in the cracks and crevices, but not all cracks.
- It is polished or tumbled.
- Unknown location.