<p>The white one is milky quartz, the yellowish/brownish one could be some variation of quartz or quartzite, too.</p>

<p><a href="https://en.m.wikipedia.org/wiki/Quartz#Milky_quartz" rel="nofollow noreferrer">Further information about quartz and milky quartz can be found here</a> </p>

CC BY-SA 4.0
2018-10-21T15:07:23.553Z
2018-10-21T15:07:23.553Z
JulPal
<p>Found these Pebbles at a lake edge where a Serpentinite belt runs through, there are lots of serpentine pebbles along this lake in Co. Sligo Ireland.</p>

<p><img src="https://i.sstatic.net/e5IWs.jpg" alt="enter image description here">
<img src="https://i.sstatic.net/HFmSr.jpg" alt="enter image description here">
The larger pebble is 1 5/8'' a Yellowish white color underneath and translucent, and has a tiny pitted surface The smaller pebble is opaque.</p>

CC BY-SA 4.0
2018-10-20T14:22:24.600Z
Hi. When I fixed your image links, I noticed that  the third picture was the same as the first, so I removed that one. The surfaces of course are due to rounding during transportation.
Spencer
<geology>
What are these Pebbles
Dave
# What are these Pebbles

(Asked by: username_0 on 2018-10-20)

Found these Pebbles at a lake edge where a Serpentinite belt runs through, there are lots of serpentine pebbles along this lake in Co. Sligo Ireland.

![enter image description here](https://i.sstatic.net/e5IWs.jpg)
![enter image description here](https://i.sstatic.net/HFmSr.jpg)
The larger pebble is 1 5/8'' a Yellowish white color underneath and translucent, and has a tiny pitted surface The smaller pebble is opaque.

**Tags:** geology

> **Comments:**
> **username_1**: Hi. When I fixed your image links, I noticed that  the third picture was the same as the first, so I removed that one. The surfaces of course are due to rounding during transportation.  

---

## 1 answers

### Answer by username_2 on 2018-10-21. Score: 3

The white one is milky quartz, the yellowish/brownish one could be some variation of quartz or quartzite, too.

[Further information about quartz and milky quartz can be found here](https://en.m.wikipedia.org/wiki/Quartz#Milky_quartz)


---

